./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL --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 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:13:48,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:13:48,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:13:48,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:13:48,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:13:48,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:13:48,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:13:48,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:13:48,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:13:48,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:13:48,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:13:48,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:13:48,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:13:48,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:13:48,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:13:48,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:13:48,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:13:48,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:13:48,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:13:48,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:13:48,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:13:48,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:13:48,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:13:48,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:13:48,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:13:48,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:13:48,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:13:48,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:13:48,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:13:48,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:13:48,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:13:48,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:13:48,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:13:48,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:13:48,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:13:48,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:13:48,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:13:48,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:13:48,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:13:48,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:13:48,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:13:48,531 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 07:13:48,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:13:48,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:13:48,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:13:48,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:13:48,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:13:48,556 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:13:48,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:13:48,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:13:48,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:13:48,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:13:48,557 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 07:13:48,557 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 07:13:48,557 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 07:13:48,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:13:48,557 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:13:48,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:13:48,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:13:48,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:13:48,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:13:48,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:48,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:13:48,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:13:48,559 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:13:48,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:13:48,560 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_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508 [2021-11-25 07:13:48,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:13:48,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:13:48,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:13:48,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:13:48,873 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:13:48,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i [2021-11-25 07:13:48,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/data/d125abd07/a1c675594391489f9d6c79b69883869d/FLAGa904487bc [2021-11-25 07:13:49,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:13:49,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i [2021-11-25 07:13:49,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/data/d125abd07/a1c675594391489f9d6c79b69883869d/FLAGa904487bc [2021-11-25 07:13:49,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/data/d125abd07/a1c675594391489f9d6c79b69883869d [2021-11-25 07:13:49,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:13:49,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:13:49,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:49,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:13:49,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:13:49,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:49" (1/1) ... [2021-11-25 07:13:49,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1316951c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:49, skipping insertion in model container [2021-11-25 07:13:49,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:49" (1/1) ... [2021-11-25 07:13:49,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:13:49,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:13:50,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:50,074 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:13:50,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:50,149 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:13:50,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50 WrapperNode [2021-11-25 07:13:50,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:50,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:50,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:13:50,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:13:50,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,202 INFO L137 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2021-11-25 07:13:50,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:50,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:13:50,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:13:50,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:13:50,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:13:50,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:13:50,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:13:50,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:13:50,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:13:50,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:13:50,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d270478-ac2c-4319-901c-f8bb16dae94b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:13:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:13:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:13:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:13:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:13:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:13:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:13:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:13:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 07:13:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:13:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:13:50,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:13:50,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:13:50,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:13:50,890 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:13:50,925 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:13:50,926 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 07:13:50,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:50 BoogieIcfgContainer [2021-11-25 07:13:50,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:13:50,929 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:13:50,929 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:13:50,938 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:13:50,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:50" (1/1) ... [2021-11-25 07:13:50,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:13:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:51,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions. [2021-11-25 07:13:51,017 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2021-11-25 07:13:51,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:13:51,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:51,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:51,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2021-11-25 07:13:51,230 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2021-11-25 07:13:51,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:13:51,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:51,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 92 states and 103 transitions. [2021-11-25 07:13:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 103 transitions. [2021-11-25 07:13:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:13:51,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:51,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 105 transitions. [2021-11-25 07:13:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2021-11-25 07:13:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:13:51,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:51,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2021-11-25 07:13:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2021-11-25 07:13:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2021-11-25 07:13:52,174 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2021-11-25 07:13:52,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2021-11-25 07:13:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2021-11-25 07:13:52,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2021-11-25 07:13:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2021-11-25 07:13:52,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 97 states and 113 transitions. [2021-11-25 07:13:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 113 transitions. [2021-11-25 07:13:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2021-11-25 07:13:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2021-11-25 07:13:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:13:52,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2021-11-25 07:13:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2021-11-25 07:13:52,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:13:52,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:52,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2021-11-25 07:13:52,964 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2021-11-25 07:13:52,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:13:52,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:52,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions. [2021-11-25 07:13:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2021-11-25 07:13:53,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:13:53,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions. [2021-11-25 07:13:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions. [2021-11-25 07:13:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:13:53,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions. [2021-11-25 07:13:53,666 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2021-11-25 07:13:53,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:13:53,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions. [2021-11-25 07:13:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions. [2021-11-25 07:13:53,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:13:53,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2021-11-25 07:13:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2021-11-25 07:13:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:13:53,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 116 states and 149 transitions. [2021-11-25 07:13:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2021-11-25 07:13:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:13:54,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:54,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:55,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2021-11-25 07:13:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2021-11-25 07:13:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:13:55,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:55,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:55,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 124 states and 166 transitions. [2021-11-25 07:13:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2021-11-25 07:13:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:13:55,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:55,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:57,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 127 states and 174 transitions. [2021-11-25 07:13:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 174 transitions. [2021-11-25 07:13:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:13:57,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:57,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 131 states and 187 transitions. [2021-11-25 07:13:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 187 transitions. [2021-11-25 07:13:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:13:58,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 133 states and 190 transitions. [2021-11-25 07:13:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 190 transitions. [2021-11-25 07:13:58,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:13:58,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2021-11-25 07:13:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2021-11-25 07:13:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:13:58,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:59,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 134 states and 192 transitions. [2021-11-25 07:13:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2021-11-25 07:13:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:13:59,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:59,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 138 states and 199 transitions. [2021-11-25 07:13:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 199 transitions. [2021-11-25 07:13:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:13:59,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:59,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 140 states and 202 transitions. [2021-11-25 07:14:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2021-11-25 07:14:00,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:14:00,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:14:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 140 states and 201 transitions. [2021-11-25 07:14:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-11-25 07:14:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:14:00,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:14:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 141 states and 201 transitions. [2021-11-25 07:14:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 201 transitions. [2021-11-25 07:14:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:14:01,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:01,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:03,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 147 states and 215 transitions. [2021-11-25 07:14:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 215 transitions. [2021-11-25 07:14:03,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:14:03,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 226 transitions. [2021-11-25 07:14:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 226 transitions. [2021-11-25 07:14:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:14:05,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 160 states and 241 transitions. [2021-11-25 07:14:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 241 transitions. [2021-11-25 07:14:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:14:07,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:07,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:09,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 163 states and 245 transitions. [2021-11-25 07:14:09,662 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 245 transitions. [2021-11-25 07:14:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:14:09,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:09,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:12,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 166 states and 260 transitions. [2021-11-25 07:14:12,784 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2021-11-25 07:14:12,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:14:12,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:12,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 167 states and 262 transitions. [2021-11-25 07:14:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 262 transitions. [2021-11-25 07:14:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:14:13,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:13,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:13,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 169 states and 265 transitions. [2021-11-25 07:14:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2021-11-25 07:14:13,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:14:13,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:13,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:14,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 171 states and 270 transitions. [2021-11-25 07:14:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 270 transitions. [2021-11-25 07:14:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:14:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:15,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 173 states and 274 transitions. [2021-11-25 07:14:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 274 transitions. [2021-11-25 07:14:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:14:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:16,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 175 states and 278 transitions. [2021-11-25 07:14:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions. [2021-11-25 07:14:17,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:14:17,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:17,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:18,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:19,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 177 states and 282 transitions. [2021-11-25 07:14:19,441 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 282 transitions. [2021-11-25 07:14:19,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:14:19,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:19,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions. [2021-11-25 07:14:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2021-11-25 07:14:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:14:19,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:19,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:20,008 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 178 states and 281 transitions. [2021-11-25 07:14:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 281 transitions. [2021-11-25 07:14:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:14:20,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:20,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:21,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 179 states and 283 transitions. [2021-11-25 07:14:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 283 transitions. [2021-11-25 07:14:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:14:21,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:21,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:14:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 182 states and 290 transitions. [2021-11-25 07:14:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 290 transitions. [2021-11-25 07:14:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:14:24,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:24,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:25,919 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 185 states and 308 transitions. [2021-11-25 07:14:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 308 transitions. [2021-11-25 07:14:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:14:29,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:29,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 199 states and 332 transitions. [2021-11-25 07:14:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 332 transitions. [2021-11-25 07:14:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:14:38,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:38,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 201 states and 337 transitions. [2021-11-25 07:14:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 337 transitions. [2021-11-25 07:14:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:40,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:40,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:41,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 204 states and 342 transitions. [2021-11-25 07:14:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 342 transitions. [2021-11-25 07:14:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:41,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:43,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 208 states and 348 transitions. [2021-11-25 07:14:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 348 transitions. [2021-11-25 07:14:43,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:43,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:43,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:43,606 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 211 states and 355 transitions. [2021-11-25 07:14:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 355 transitions. [2021-11-25 07:14:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:46,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:46,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 211 states and 354 transitions. [2021-11-25 07:14:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 354 transitions. [2021-11-25 07:14:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:47,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:48,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 212 states and 354 transitions. [2021-11-25 07:14:48,116 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 354 transitions. [2021-11-25 07:14:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:14:48,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:48,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 213 states and 357 transitions. [2021-11-25 07:14:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 357 transitions. [2021-11-25 07:14:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:14:49,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:49,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 217 states and 363 transitions. [2021-11-25 07:14:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 363 transitions. [2021-11-25 07:14:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:14:52,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:52,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:54,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:54,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 218 states and 365 transitions. [2021-11-25 07:14:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 365 transitions. [2021-11-25 07:14:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:14:54,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:54,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 221 states and 373 transitions. [2021-11-25 07:14:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 373 transitions. [2021-11-25 07:14:57,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:14:57,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:57,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:03,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 224 states and 394 transitions. [2021-11-25 07:15:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 394 transitions. [2021-11-25 07:15:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:15:03,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:03,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:04,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:17,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:17,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 239 states and 419 transitions. [2021-11-25 07:15:17,869 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 419 transitions. [2021-11-25 07:15:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:15:17,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:17,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:23,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 245 states and 428 transitions. [2021-11-25 07:15:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 428 transitions. [2021-11-25 07:15:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:15:23,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:23,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 261 states and 460 transitions. [2021-11-25 07:15:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 460 transitions. [2021-11-25 07:15:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:15:41,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:41,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:00,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 273 states and 480 transitions. [2021-11-25 07:16:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 480 transitions. [2021-11-25 07:16:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:00,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:00,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 276 states and 489 transitions. [2021-11-25 07:16:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 489 transitions. [2021-11-25 07:16:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:04,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 278 states and 492 transitions. [2021-11-25 07:16:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 492 transitions. [2021-11-25 07:16:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:06,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 279 states and 497 transitions. [2021-11-25 07:16:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 497 transitions. [2021-11-25 07:16:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:08,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:08,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:16:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:09,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 279 states and 496 transitions. [2021-11-25 07:16:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 496 transitions. [2021-11-25 07:16:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:09,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:09,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:16:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 280 states and 496 transitions. [2021-11-25 07:16:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 496 transitions. [2021-11-25 07:16:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:16:11,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:12,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 281 states and 500 transitions. [2021-11-25 07:16:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 500 transitions. [2021-11-25 07:16:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:12,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:12,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 292 states and 517 transitions. [2021-11-25 07:16:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 517 transitions. [2021-11-25 07:16:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:27,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:27,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 296 states and 521 transitions. [2021-11-25 07:16:31,165 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 521 transitions. [2021-11-25 07:16:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:31,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 300 states and 548 transitions. [2021-11-25 07:16:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 548 transitions. [2021-11-25 07:16:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:48,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:48,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:16:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 303 states and 557 transitions. [2021-11-25 07:16:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2021-11-25 07:16:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:55,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:55,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:55,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:16:57,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 304 states and 559 transitions. [2021-11-25 07:16:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 559 transitions. [2021-11-25 07:16:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:16:57,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:57,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 304 states and 558 transitions. [2021-11-25 07:17:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 558 transitions. [2021-11-25 07:17:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:17:00,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:00,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 303 states and 557 transitions. [2021-11-25 07:17:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2021-11-25 07:17:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:17:00,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:00,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:00,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 302 states and 556 transitions. [2021-11-25 07:17:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 556 transitions. [2021-11-25 07:17:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:17:02,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:02,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 304 states and 559 transitions. [2021-11-25 07:17:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 559 transitions. [2021-11-25 07:17:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:17:09,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:09,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 306 states and 567 transitions. [2021-11-25 07:17:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 567 transitions. [2021-11-25 07:17:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:17:13,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:13,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:19,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 323 states and 604 transitions. [2021-11-25 07:17:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 604 transitions. [2021-11-25 07:17:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:17:48,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:48,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 340 states and 642 transitions. [2021-11-25 07:18:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 642 transitions. [2021-11-25 07:18:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:24,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:24,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:30,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 343 states and 653 transitions. [2021-11-25 07:18:30,514 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 653 transitions. [2021-11-25 07:18:30,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:30,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:30,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 345 states and 656 transitions. [2021-11-25 07:18:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 656 transitions. [2021-11-25 07:18:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:34,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:34,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:34,256 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 346 states and 663 transitions. [2021-11-25 07:18:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 663 transitions. [2021-11-25 07:18:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:36,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 348 states and 666 transitions. [2021-11-25 07:18:39,811 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 666 transitions. [2021-11-25 07:18:39,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:39,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:39,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 349 states and 672 transitions. [2021-11-25 07:18:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 672 transitions. [2021-11-25 07:18:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:42,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:42,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:18:43,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 349 states and 671 transitions. [2021-11-25 07:18:43,778 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 671 transitions. [2021-11-25 07:18:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:43,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:43,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:43,817 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:18:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 350 states and 671 transitions. [2021-11-25 07:18:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 671 transitions. [2021-11-25 07:18:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:18:45,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:45,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 351 states and 676 transitions. [2021-11-25 07:18:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 676 transitions. [2021-11-25 07:18:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:18:47,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:47,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 366 states and 709 transitions. [2021-11-25 07:19:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 709 transitions. [2021-11-25 07:19:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:19:31,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:31,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:35,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 369 states and 719 transitions. [2021-11-25 07:19:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 719 transitions. [2021-11-25 07:19:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:19:35,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:35,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 373 states and 753 transitions. [2021-11-25 07:19:54,518 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 753 transitions. [2021-11-25 07:19:54,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:19:54,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:54,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:23,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 379 states and 763 transitions. [2021-11-25 07:20:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 763 transitions. [2021-11-25 07:20:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:20:23,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:23,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 385 states and 777 transitions. [2021-11-25 07:20:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 777 transitions. [2021-11-25 07:20:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:20:35,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:35,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:20:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 385 states and 776 transitions. [2021-11-25 07:20:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 776 transitions. [2021-11-25 07:20:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:20:37,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:37,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:21:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 406 states and 814 transitions. [2021-11-25 07:21:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 814 transitions. [2021-11-25 07:21:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:21:44,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:44,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:48,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 431 states and 870 transitions. [2021-11-25 07:22:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 870 transitions. [2021-11-25 07:22:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:22:58,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:23:01,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 433 states and 872 transitions. [2021-11-25 07:23:01,663 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 872 transitions. [2021-11-25 07:23:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:23:01,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:24:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 457 states and 924 transitions. [2021-11-25 07:24:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 924 transitions. [2021-11-25 07:24:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:24:20,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:20,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:24:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 464 states and 934 transitions. [2021-11-25 07:24:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 934 transitions. [2021-11-25 07:24:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:24:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:24:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 465 states and 935 transitions. [2021-11-25 07:24:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 935 transitions. [2021-11-25 07:24:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:24:41,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:41,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 07:24:44,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:44,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 465 states and 934 transitions. [2021-11-25 07:24:44,508 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 934 transitions. [2021-11-25 07:24:44,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:24:44,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:44,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:24:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 466 states and 940 transitions. [2021-11-25 07:24:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 940 transitions. [2021-11-25 07:24:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:24:49,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:49,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:10,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 472 states and 949 transitions. [2021-11-25 07:25:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 949 transitions. [2021-11-25 07:25:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:25:10,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:10,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:10,960 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:25:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 475 states and 960 transitions. [2021-11-25 07:25:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 960 transitions. [2021-11-25 07:25:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:25:23,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:23,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 478 states and 993 transitions. [2021-11-25 07:25:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 993 transitions. [2021-11-25 07:25:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:25:43,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:43,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.