./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ --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 b6787eb3a37902efa71d2cd0d9e143f31d9492f6d095b3afd518dba74579db5b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:59,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:59,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:59,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:59,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:59,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:59,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:59,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:59,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:59,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:59,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:59,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:59,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:59,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:59,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:59,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:59,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:59,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:59,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:59,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:59,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:59,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:59,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:59,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:59,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:59,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:59,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:59,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:59,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:59,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:59,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:59,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:59,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:59,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:59,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:59,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:59,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:59,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:59,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:59,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:59,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:59,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:24:59,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:59,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:59,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:59,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:59,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:59,532 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:59,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:24:59,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:59,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:59,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:59,535 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:24:59,535 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:24:59,535 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:24:59,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:59,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:59,536 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:59,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:59,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:59,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:59,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:59,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:59,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:59,538 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:59,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:59,539 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_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6787eb3a37902efa71d2cd0d9e143f31d9492f6d095b3afd518dba74579db5b [2021-11-23 00:24:59,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:59,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:59,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:59,920 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:59,921 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:59,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-1.i [2021-11-23 00:25:00,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/data/e5392dfb4/08725f2f51564c06973220bb0b29d0fd/FLAG95b1dca31 [2021-11-23 00:25:00,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:00,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-1.i [2021-11-23 00:25:00,673 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/data/e5392dfb4/08725f2f51564c06973220bb0b29d0fd/FLAG95b1dca31 [2021-11-23 00:25:00,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/data/e5392dfb4/08725f2f51564c06973220bb0b29d0fd [2021-11-23 00:25:00,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:00,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:00,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:00,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:00,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:00,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:00" (1/1) ... [2021-11-23 00:25:00,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d780fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:00, skipping insertion in model container [2021-11-23 00:25:00,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:00" (1/1) ... [2021-11-23 00:25:00,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:00,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:01,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:01,386 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:01,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:01,487 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:01,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01 WrapperNode [2021-11-23 00:25:01,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:01,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:01,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:01,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:01,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,546 INFO L137 Inliner]: procedures = 166, calls = 78, calls flagged for inlining = 32, calls inlined = 7, statements flattened = 107 [2021-11-23 00:25:01,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:01,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:01,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:01,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:01,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:01,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:01,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:01,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:01,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:01" (1/1) ... [2021-11-23 00:25:01,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:01,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:01,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:01,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d23f790-3bb7-4b53-ae61-afeb2b9f1dc4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:25:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:25:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:25:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:25:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:01,831 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:01,833 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:02,161 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:02,243 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:02,243 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:25:02,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:02 BoogieIcfgContainer [2021-11-23 00:25:02,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:02,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:02,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:02,259 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:02,259 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:02" (1/1) ... [2021-11-23 00:25:02,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2021-11-23 00:25:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2021-11-23 00:25:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:25:02,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:02,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2021-11-23 00:25:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2021-11-23 00:25:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:25:02,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2021-11-23 00:25:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-11-23 00:25:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:25:02,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2021-11-23 00:25:03,504 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2021-11-23 00:25:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:25:03,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:03,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2021-11-23 00:25:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2021-11-23 00:25:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:25:04,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2021-11-23 00:25:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2021-11-23 00:25:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:25:04,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2021-11-23 00:25:05,012 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2021-11-23 00:25:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:25:05,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:05,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2021-11-23 00:25:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-11-23 00:25:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:25:05,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2021-11-23 00:25:05,721 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2021-11-23 00:25:05,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:25:05,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2021-11-23 00:25:06,142 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2021-11-23 00:25:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:25:06,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:06,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:06,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2021-11-23 00:25:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2021-11-23 00:25:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:25:06,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:06,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2021-11-23 00:25:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2021-11-23 00:25:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:25:06,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:06,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2021-11-23 00:25:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2021-11-23 00:25:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:07,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2021-11-23 00:25:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2021-11-23 00:25:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:07,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:08,020 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:08,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2021-11-23 00:25:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2021-11-23 00:25:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:08,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 63 states and 77 transitions. [2021-11-23 00:25:08,819 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2021-11-23 00:25:08,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:08,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:09,059 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2021-11-23 00:25:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2021-11-23 00:25:09,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:09,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:09,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 66 states and 81 transitions. [2021-11-23 00:25:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 81 transitions. [2021-11-23 00:25:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:10,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:10,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2021-11-23 00:25:10,667 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2021-11-23 00:25:10,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:10,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 70 states and 85 transitions. [2021-11-23 00:25:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 85 transitions. [2021-11-23 00:25:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:11,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2021-11-23 00:25:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2021-11-23 00:25:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:11,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2021-11-23 00:25:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2021-11-23 00:25:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:12,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:12,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-23 00:25:12,750 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-23 00:25:12,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:12,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-23 00:25:13,296 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-23 00:25:13,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:13,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:14,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-23 00:25:14,056 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-23 00:25:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:14,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-23 00:25:14,597 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-23 00:25:14,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:14,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,843 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:15,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 83 states and 101 transitions. [2021-11-23 00:25:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 101 transitions. [2021-11-23 00:25:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:16,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2021-11-23 00:25:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2021-11-23 00:25:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:16,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 87 states and 106 transitions. [2021-11-23 00:25:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2021-11-23 00:25:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:16,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2021-11-23 00:25:16,849 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2021-11-23 00:25:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:16,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 90 states and 109 transitions. [2021-11-23 00:25:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2021-11-23 00:25:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:17,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 92 states and 111 transitions. [2021-11-23 00:25:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 111 transitions. [2021-11-23 00:25:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:17,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,880 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2021-11-23 00:25:18,234 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2021-11-23 00:25:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:18,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 96 states and 116 transitions. [2021-11-23 00:25:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 116 transitions. [2021-11-23 00:25:19,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:19,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:19,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 98 states and 118 transitions. [2021-11-23 00:25:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 118 transitions. [2021-11-23 00:25:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:19,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:20,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 120 transitions. [2021-11-23 00:25:20,005 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 120 transitions. [2021-11-23 00:25:20,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:20,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 102 states and 123 transitions. [2021-11-23 00:25:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 123 transitions. [2021-11-23 00:25:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:20,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2021-11-23 00:25:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2021-11-23 00:25:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:20,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 126 transitions. [2021-11-23 00:25:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2021-11-23 00:25:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:21,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 107 states and 128 transitions. [2021-11-23 00:25:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 128 transitions. [2021-11-23 00:25:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:21,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 109 states and 130 transitions. [2021-11-23 00:25:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2021-11-23 00:25:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:22,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 111 states and 133 transitions. [2021-11-23 00:25:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 133 transitions. [2021-11-23 00:25:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:23,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions. [2021-11-23 00:25:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2021-11-23 00:25:24,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:24,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,101 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2021-11-23 00:25:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2021-11-23 00:25:24,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:24,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:25,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 117 states and 139 transitions. [2021-11-23 00:25:25,147 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 139 transitions. [2021-11-23 00:25:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:25,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 119 states and 142 transitions. [2021-11-23 00:25:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 142 transitions. [2021-11-23 00:25:25,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:25,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2021-11-23 00:25:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2021-11-23 00:25:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:25:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,271 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:26,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2021-11-23 00:25:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2021-11-23 00:25:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:26,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,930 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 124 states and 147 transitions. [2021-11-23 00:25:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2021-11-23 00:25:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:27,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,484 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 126 states and 149 transitions. [2021-11-23 00:25:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 149 transitions. [2021-11-23 00:25:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:28,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 128 states and 152 transitions. [2021-11-23 00:25:29,343 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 152 transitions. [2021-11-23 00:25:29,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:29,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,381 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 130 states and 154 transitions. [2021-11-23 00:25:29,897 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2021-11-23 00:25:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:29,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:30,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions. [2021-11-23 00:25:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2021-11-23 00:25:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,601 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:31,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 134 states and 158 transitions. [2021-11-23 00:25:31,108 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2021-11-23 00:25:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:31,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 136 states and 160 transitions. [2021-11-23 00:25:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2021-11-23 00:25:31,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:31,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 138 states and 163 transitions. [2021-11-23 00:25:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2021-11-23 00:25:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:32,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 140 states and 165 transitions. [2021-11-23 00:25:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2021-11-23 00:25:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:25:32,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 141 states and 166 transitions. [2021-11-23 00:25:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 166 transitions. [2021-11-23 00:25:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:33,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 143 states and 167 transitions. [2021-11-23 00:25:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2021-11-23 00:25:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:34,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 145 states and 168 transitions. [2021-11-23 00:25:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 168 transitions. [2021-11-23 00:25:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:35,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:35,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:43,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 143 states and 164 transitions. [2021-11-23 00:25:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 164 transitions. [2021-11-23 00:25:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:43,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 145 states and 165 transitions. [2021-11-23 00:25:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 165 transitions. [2021-11-23 00:25:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:44,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 147 states and 166 transitions. [2021-11-23 00:25:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 166 transitions. [2021-11-23 00:25:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:44,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,655 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 149 states and 167 transitions. [2021-11-23 00:25:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2021-11-23 00:25:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:45,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 151 states and 168 transitions. [2021-11-23 00:25:46,105 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2021-11-23 00:25:46,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:46,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,142 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2021-11-23 00:25:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2021-11-23 00:25:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:46,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 155 states and 171 transitions. [2021-11-23 00:25:47,218 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 171 transitions. [2021-11-23 00:25:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:47,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 157 states and 172 transitions. [2021-11-23 00:25:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 172 transitions. [2021-11-23 00:25:47,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:25:47,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 158 states and 172 transitions. [2021-11-23 00:25:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 172 transitions. [2021-11-23 00:25:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:25:48,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:25:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 157 states and 171 transitions. [2021-11-23 00:25:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2021-11-23 00:25:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:25:49,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 160 states and 187 transitions. [2021-11-23 00:26:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 187 transitions. [2021-11-23 00:26:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:06,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 160 states and 186 transitions. [2021-11-23 00:26:14,442 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2021-11-23 00:26:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:14,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:21,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 160 states and 185 transitions. [2021-11-23 00:26:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 185 transitions. [2021-11-23 00:26:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:21,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 160 states and 184 transitions. [2021-11-23 00:26:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 184 transitions. [2021-11-23 00:26:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:28,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,162 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 160 states and 183 transitions. [2021-11-23 00:26:34,339 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 183 transitions. [2021-11-23 00:26:34,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:34,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:34,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 160 states and 182 transitions. [2021-11-23 00:26:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 182 transitions. [2021-11-23 00:26:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:40,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,223 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 160 states and 181 transitions. [2021-11-23 00:26:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 181 transitions. [2021-11-23 00:26:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:44,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:44,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 160 states and 180 transitions. [2021-11-23 00:26:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 180 transitions. [2021-11-23 00:26:49,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:49,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:49,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:52,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 179 transitions. [2021-11-23 00:26:52,595 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 179 transitions. [2021-11-23 00:26:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:52,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:55,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 160 states and 178 transitions. [2021-11-23 00:26:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 178 transitions. [2021-11-23 00:26:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:26:55,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,433 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 160 states and 177 transitions. [2021-11-23 00:26:56,531 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2021-11-23 00:26:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:26:56,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:26:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 159 states and 176 transitions. [2021-11-23 00:26:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 176 transitions. [2021-11-23 00:26:58,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:26:58,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 162 states and 183 transitions. [2021-11-23 00:27:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 183 transitions. [2021-11-23 00:27:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:05,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:27:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 166 states and 195 transitions. [2021-11-23 00:27:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 195 transitions. [2021-11-23 00:27:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:07,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:12,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 167 states and 207 transitions. [2021-11-23 00:27:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 207 transitions. [2021-11-23 00:27:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:12,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:12,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 167 states and 206 transitions. [2021-11-23 00:27:14,591 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 206 transitions. [2021-11-23 00:27:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:14,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:14,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:14,620 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:16,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 167 states and 205 transitions. [2021-11-23 00:27:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 205 transitions. [2021-11-23 00:27:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:16,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:16,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:16,050 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:17,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 167 states and 204 transitions. [2021-11-23 00:27:17,806 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 204 transitions. [2021-11-23 00:27:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:17,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 167 states and 203 transitions. [2021-11-23 00:27:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 203 transitions. [2021-11-23 00:27:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:19,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 167 states and 202 transitions. [2021-11-23 00:27:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 202 transitions. [2021-11-23 00:27:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:21,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 167 states and 201 transitions. [2021-11-23 00:27:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 201 transitions. [2021-11-23 00:27:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:23,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 167 states and 200 transitions. [2021-11-23 00:27:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 200 transitions. [2021-11-23 00:27:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:25,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:25,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:27,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 167 states and 199 transitions. [2021-11-23 00:27:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 199 transitions. [2021-11-23 00:27:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:27,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:27,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,124 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 167 states and 198 transitions. [2021-11-23 00:27:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 198 transitions. [2021-11-23 00:27:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:27:28,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:27:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 167 states and 197 transitions. [2021-11-23 00:27:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 197 transitions. [2021-11-23 00:27:29,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:27:29,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:29,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 91 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:55,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 173 states and 218 transitions. [2021-11-23 00:27:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 218 transitions. [2021-11-23 00:27:55,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:27:55,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:55,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:55,720 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:27:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 224 transitions. [2021-11-23 00:27:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 224 transitions. [2021-11-23 00:27:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:27:58,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:58,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:18,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 181 states and 246 transitions. [2021-11-23 00:28:18,858 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2021-11-23 00:28:18,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:18,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:18,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,569 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:28:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 184 states and 259 transitions. [2021-11-23 00:28:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 259 transitions. [2021-11-23 00:28:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:26,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,472 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:28:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 187 states and 266 transitions. [2021-11-23 00:28:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 266 transitions. [2021-11-23 00:28:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:37,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:28:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 191 states and 284 transitions. [2021-11-23 00:28:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 284 transitions. [2021-11-23 00:28:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:46,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:28:49,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 192 states and 286 transitions. [2021-11-23 00:28:49,142 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 286 transitions. [2021-11-23 00:28:49,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:49,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:28:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 193 states and 291 transitions. [2021-11-23 00:28:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 291 transitions. [2021-11-23 00:28:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:51,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 200 states and 323 transitions. [2021-11-23 00:29:38,943 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 323 transitions. [2021-11-23 00:29:38,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:29:38,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:29:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:52,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 205 states and 340 transitions. [2021-11-23 00:29:52,425 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 340 transitions. [2021-11-23 00:29:52,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:29:52,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:52,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:09,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 205 states and 339 transitions. [2021-11-23 00:30:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 339 transitions. [2021-11-23 00:30:09,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:09,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:09,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 205 states and 338 transitions. [2021-11-23 00:30:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 338 transitions. [2021-11-23 00:30:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:24,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:24,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:24,941 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 205 states and 337 transitions. [2021-11-23 00:30:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 337 transitions. [2021-11-23 00:30:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:39,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:39,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2021-11-23 00:30:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2021-11-23 00:30:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:52,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:52,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:04,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 205 states and 335 transitions. [2021-11-23 00:31:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 335 transitions. [2021-11-23 00:31:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:04,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 205 states and 334 transitions. [2021-11-23 00:31:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 334 transitions. [2021-11-23 00:31:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:14,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:14,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 205 states and 333 transitions. [2021-11-23 00:31:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 333 transitions. [2021-11-23 00:31:23,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:23,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 205 states and 332 transitions. [2021-11-23 00:31:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 332 transitions. [2021-11-23 00:31:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:30,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 205 states and 331 transitions. [2021-11-23 00:31:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 331 transitions. [2021-11-23 00:31:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:35,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:35,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 205 states and 330 transitions. [2021-11-23 00:31:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 330 transitions. [2021-11-23 00:31:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:31:37,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:32:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 213 states and 356 transitions. [2021-11-23 00:32:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 356 transitions. [2021-11-23 00:32:08,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:32:08,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:32:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 214 states and 358 transitions. [2021-11-23 00:32:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 358 transitions. [2021-11-23 00:32:11,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:32:11,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:11,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:25,609 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 390 transitions. [2021-11-23 00:33:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 390 transitions. [2021-11-23 00:33:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:33:30,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 222 states and 389 transitions. [2021-11-23 00:33:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2021-11-23 00:33:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:33:54,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 222 states and 388 transitions. [2021-11-23 00:34:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 388 transitions. [2021-11-23 00:34:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:34:17,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 222 states and 387 transitions. [2021-11-23 00:34:38,515 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 387 transitions. [2021-11-23 00:34:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:34:38,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 222 states and 386 transitions. [2021-11-23 00:34:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 386 transitions. [2021-11-23 00:34:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:34:58,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:58,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 222 states and 385 transitions. [2021-11-23 00:35:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 385 transitions. [2021-11-23 00:35:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:35:15,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:15,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 222 states and 384 transitions. [2021-11-23 00:35:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 384 transitions. [2021-11-23 00:35:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:35:29,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:29,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 222 states and 383 transitions. [2021-11-23 00:35:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 383 transitions. [2021-11-23 00:35:42,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:35:42,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,161 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 222 states and 382 transitions. [2021-11-23 00:35:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 382 transitions. [2021-11-23 00:35:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:35:51,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:58,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 222 states and 381 transitions. [2021-11-23 00:35:58,739 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 381 transitions. [2021-11-23 00:35:58,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:35:58,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:58,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 56 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:01,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 221 states and 379 transitions. [2021-11-23 00:36:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 379 transitions. [2021-11-23 00:36:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:36:01,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:01,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 95 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:21,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 223 states and 380 transitions. [2021-11-23 00:36:21,791 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 380 transitions. [2021-11-23 00:36:21,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:36:21,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 95 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 225 states and 384 transitions. [2021-11-23 00:36:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 384 transitions. [2021-11-23 00:36:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:36:31,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked.