./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ --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 34ebd55fb329f5d1f91a7448416ebb87d44ad143bdc373b65c05d35b2199abdd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:07:01,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:01,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:01,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:01,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:01,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:01,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:01,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:01,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:01,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:01,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:01,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:01,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:01,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:01,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:01,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:01,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:01,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:01,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:01,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:01,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:01,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:01,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:01,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:01,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:01,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:01,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:01,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:01,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:01,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:01,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:01,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:01,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:01,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:01,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:01,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:01,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:01,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:01,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:01,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:01,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:01,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:07:01,854 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:01,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:01,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:01,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:01,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:01,862 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:07:01,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:07:01,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:07:01,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:07:01,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:01,864 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:07:01,865 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:07:01,865 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:07:01,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:01,866 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:07:01,866 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:01,866 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:01,866 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:01,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:01,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:01,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:01,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:01,868 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:07:01,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:07:01,869 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_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ebd55fb329f5d1f91a7448416ebb87d44ad143bdc373b65c05d35b2199abdd [2022-11-20 18:07:02,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:02,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:02,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:02,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:02,167 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:02,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2022-11-20 18:07:05,294 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:05,638 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:05,639 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2022-11-20 18:07:05,655 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/data/9f0375600/4df0268266f8452b8502acc9477d8c68/FLAGbcceb5ae1 [2022-11-20 18:07:05,673 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/data/9f0375600/4df0268266f8452b8502acc9477d8c68 [2022-11-20 18:07:05,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:05,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:05,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:05,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:05,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:05,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:05" (1/1) ... [2022-11-20 18:07:05,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c4dff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:05, skipping insertion in model container [2022-11-20 18:07:05,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:05" (1/1) ... [2022-11-20 18:07:05,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:05,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:06,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:06,086 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:06,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:06,166 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:06,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06 WrapperNode [2022-11-20 18:07:06,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:06,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:06,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:06,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:06,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,222 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2022-11-20 18:07:06,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:06,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:06,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:06,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:06,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,271 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:06,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:06,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:06,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:06,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:06,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:06,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:06,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac2a70c6-e605-4f2f-bf39-b4d0b13c1e6d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:06,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:07:06,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:07:06,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:07:06,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:07:06,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:06,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:06,543 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:06,546 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:06,869 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:06,964 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:06,964 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:07:06,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:06 BoogieIcfgContainer [2022-11-20 18:07:06,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:07:06,968 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:07:06,969 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:07:06,980 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:07:06,980 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:06" (1/1) ... [2022-11-20 18:07:06,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:07:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:07,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-11-20 18:07:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-20 18:07:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:07:07,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:07,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-20 18:07:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-20 18:07:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:07:07,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-11-20 18:07:08,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-11-20 18:07:08,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:08,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:08,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-11-20 18:07:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-11-20 18:07:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:08,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:08,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2022-11-20 18:07:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 18:07:09,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:09,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:09,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2022-11-20 18:07:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-11-20 18:07:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:09,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:09,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:10,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-20 18:07:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-20 18:07:10,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:10,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:10,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2022-11-20 18:07:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2022-11-20 18:07:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:10,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:13,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2022-11-20 18:07:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2022-11-20 18:07:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:13,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:13,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2022-11-20 18:07:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2022-11-20 18:07:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:14,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:14,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:15,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2022-11-20 18:07:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2022-11-20 18:07:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:15,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:15,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:16,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:16,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2022-11-20 18:07:16,498 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2022-11-20 18:07:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:16,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:16,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:17,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2022-11-20 18:07:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2022-11-20 18:07:17,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:17,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:17,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:19,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:19,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2022-11-20 18:07:19,040 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2022-11-20 18:07:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:19,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:19,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 64 states and 119 transitions. [2022-11-20 18:07:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 119 transitions. [2022-11-20 18:07:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:23,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:23,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2022-11-20 18:07:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2022-11-20 18:07:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:24,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:25,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2022-11-20 18:07:25,405 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2022-11-20 18:07:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:25,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:25,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2022-11-20 18:07:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2022-11-20 18:07:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:26,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:26,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:26,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:28,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 67 states and 134 transitions. [2022-11-20 18:07:28,325 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 134 transitions. [2022-11-20 18:07:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:28,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:28,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 68 states and 139 transitions. [2022-11-20 18:07:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 139 transitions. [2022-11-20 18:07:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:29,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:29,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:30,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:30,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 69 states and 140 transitions. [2022-11-20 18:07:30,135 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 140 transitions. [2022-11-20 18:07:30,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:30,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:30,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:31,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 70 states and 145 transitions. [2022-11-20 18:07:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 145 transitions. [2022-11-20 18:07:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:33,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:34,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 72 states and 149 transitions. [2022-11-20 18:07:34,832 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 149 transitions. [2022-11-20 18:07:34,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:34,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:34,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 76 states and 158 transitions. [2022-11-20 18:07:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 158 transitions. [2022-11-20 18:07:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:38,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:38,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:42,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 77 states and 161 transitions. [2022-11-20 18:07:42,815 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 161 transitions. [2022-11-20 18:07:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:42,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:42,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:44,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 79 states and 166 transitions. [2022-11-20 18:07:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 166 transitions. [2022-11-20 18:07:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:47,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 79 states and 165 transitions. [2022-11-20 18:07:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 165 transitions. [2022-11-20 18:07:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:48,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:50,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:50,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 80 states and 168 transitions. [2022-11-20 18:07:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 168 transitions. [2022-11-20 18:07:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:50,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:50,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:51,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 77 states and 157 transitions. [2022-11-20 18:07:54,779 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 157 transitions. [2022-11-20 18:07:54,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:07:54,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:56,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 78 states and 157 transitions. [2022-11-20 18:07:56,096 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 157 transitions. [2022-11-20 18:07:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:07:56,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:56,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:56,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 79 states and 158 transitions. [2022-11-20 18:07:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 158 transitions. [2022-11-20 18:07:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:07:57,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:07:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 80 states and 158 transitions. [2022-11-20 18:07:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2022-11-20 18:07:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:07:58,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:58,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2022-11-20 18:08:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2022-11-20 18:08:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:08:02,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:02,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:08:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:03,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 76 states and 145 transitions. [2022-11-20 18:08:03,611 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 145 transitions. [2022-11-20 18:08:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:08:03,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:03,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2022-11-20 18:08:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2022-11-20 18:08:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:08:09,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:09,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:08:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 75 states and 140 transitions. [2022-11-20 18:08:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 140 transitions. [2022-11-20 18:08:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:08:11,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:11,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:12,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 75 states and 137 transitions. [2022-11-20 18:08:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2022-11-20 18:08:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:14,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 77 states and 141 transitions. [2022-11-20 18:08:15,591 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 141 transitions. [2022-11-20 18:08:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:15,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:15,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 80 states and 146 transitions. [2022-11-20 18:08:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 146 transitions. [2022-11-20 18:08:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:17,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 81 states and 147 transitions. [2022-11-20 18:08:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 147 transitions. [2022-11-20 18:08:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:18,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:19,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:19,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 82 states and 148 transitions. [2022-11-20 18:08:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 148 transitions. [2022-11-20 18:08:19,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:19,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:19,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 82 states and 147 transitions. [2022-11-20 18:08:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2022-11-20 18:08:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:20,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:22,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:26,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 83 states and 147 transitions. [2022-11-20 18:08:26,819 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 147 transitions. [2022-11-20 18:08:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:26,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:26,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:08:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2022-11-20 18:08:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2022-11-20 18:08:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:08:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:30,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:08:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 80 states and 138 transitions. [2022-11-20 18:08:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 138 transitions. [2022-11-20 18:08:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:08:35,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:37,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:37,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2022-11-20 18:08:37,467 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2022-11-20 18:08:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:08:37,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:37,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2022-11-20 18:08:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2022-11-20 18:08:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:08:43,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:43,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:08:46,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2022-11-20 18:08:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2022-11-20 18:08:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:08:46,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:46,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2022-11-20 18:08:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-11-20 18:08:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:08:47,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:47,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 64 states and 102 transitions. [2022-11-20 18:09:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 102 transitions. [2022-11-20 18:09:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:09:04,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:04,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:07,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:27,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:27,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 73 states and 124 transitions. [2022-11-20 18:09:27,328 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 124 transitions. [2022-11-20 18:09:27,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:09:27,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:27,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 78 states and 135 transitions. [2022-11-20 18:09:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 135 transitions. [2022-11-20 18:09:38,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:09:38,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:38,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:09:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 80 states and 140 transitions. [2022-11-20 18:09:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 140 transitions. [2022-11-20 18:09:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:09:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:09:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:47,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 145 transitions. [2022-11-20 18:09:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2022-11-20 18:09:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:09:47,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:47,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 88 states and 162 transitions. [2022-11-20 18:10:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 162 transitions. [2022-11-20 18:10:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:10:08,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:08,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:08,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 88 states and 161 transitions. [2022-11-20 18:10:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 161 transitions. [2022-11-20 18:10:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:09,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:09,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:14,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 90 states and 166 transitions. [2022-11-20 18:10:14,923 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 166 transitions. [2022-11-20 18:10:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:14,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:14,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:15,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 92 states and 169 transitions. [2022-11-20 18:10:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 169 transitions. [2022-11-20 18:10:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:19,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:19,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:19,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:30,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 96 states and 179 transitions. [2022-11-20 18:10:30,299 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 179 transitions. [2022-11-20 18:10:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:30,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:30,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:38,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 187 transitions. [2022-11-20 18:10:38,390 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2022-11-20 18:10:38,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:38,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:38,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:38,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:10:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 102 states and 193 transitions. [2022-11-20 18:10:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 193 transitions. [2022-11-20 18:10:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:43,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:43,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 106 states and 202 transitions. [2022-11-20 18:10:53,847 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 202 transitions. [2022-11-20 18:10:53,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:10:53,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:53,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:11:12,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 111 states and 212 transitions. [2022-11-20 18:11:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 212 transitions. [2022-11-20 18:11:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:11:12,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:12,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 110 states and 207 transitions. [2022-11-20 18:11:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 207 transitions. [2022-11-20 18:11:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:11:26,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:26,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:00,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 120 states and 244 transitions. [2022-11-20 18:12:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 244 transitions. [2022-11-20 18:12:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:00,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:00,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:12:09,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 123 states and 250 transitions. [2022-11-20 18:12:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 250 transitions. [2022-11-20 18:12:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:09,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:12:12,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:12,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 124 states and 251 transitions. [2022-11-20 18:12:12,530 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 251 transitions. [2022-11-20 18:12:12,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:12,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:12,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:12,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 126 states and 254 transitions. [2022-11-20 18:12:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 254 transitions. [2022-11-20 18:12:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:18,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:18,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:12:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 133 states and 269 transitions. [2022-11-20 18:12:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 269 transitions. [2022-11-20 18:12:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:46,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:46,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:12:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:56,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 136 states and 272 transitions. [2022-11-20 18:12:56,442 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 272 transitions. [2022-11-20 18:12:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:12:56,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:56,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:13:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 137 states and 274 transitions. [2022-11-20 18:13:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 274 transitions. [2022-11-20 18:13:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:13:00,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:00,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:13:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 120 states and 231 transitions. [2022-11-20 18:13:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 231 transitions. [2022-11-20 18:13:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:11,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:11,950 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:13:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 122 states and 234 transitions. [2022-11-20 18:13:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 234 transitions. [2022-11-20 18:13:16,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:16,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:16,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:13:18,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 122 states and 233 transitions. [2022-11-20 18:13:18,700 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 233 transitions. [2022-11-20 18:13:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:18,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:18,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:13:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 122 states and 232 transitions. [2022-11-20 18:13:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 232 transitions. [2022-11-20 18:13:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:21,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:21,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:13:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 117 states and 225 transitions. [2022-11-20 18:13:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 225 transitions. [2022-11-20 18:13:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:24,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:24,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:24,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:13:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 117 states and 224 transitions. [2022-11-20 18:13:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 224 transitions. [2022-11-20 18:13:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:27,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:27,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 117 states and 222 transitions. [2022-11-20 18:13:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 222 transitions. [2022-11-20 18:13:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:33,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:13:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 119 states and 226 transitions. [2022-11-20 18:13:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 226 transitions. [2022-11-20 18:13:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:33,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:33,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:39,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 121 states and 235 transitions. [2022-11-20 18:13:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2022-11-20 18:13:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:39,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:39,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:13:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 119 states and 227 transitions. [2022-11-20 18:13:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 227 transitions. [2022-11-20 18:13:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:42,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:42,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:13:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 117 states and 219 transitions. [2022-11-20 18:13:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 219 transitions. [2022-11-20 18:13:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:13:51,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:51,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:51,885 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:13:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 119 states and 226 transitions. [2022-11-20 18:13:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 226 transitions. [2022-11-20 18:13:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:13:54,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:54,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:14:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 128 states and 245 transitions. [2022-11-20 18:14:41,868 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 245 transitions. [2022-11-20 18:14:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:14:41,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:41,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:49,873 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:15:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 142 states and 281 transitions. [2022-11-20 18:15:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 281 transitions. [2022-11-20 18:15:54,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:15:54,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:54,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:16:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 143 states and 290 transitions. [2022-11-20 18:16:18,071 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 290 transitions. [2022-11-20 18:16:18,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:16:18,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:16:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 145 states and 296 transitions. [2022-11-20 18:16:27,333 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2022-11-20 18:16:27,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:16:27,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:27,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:17:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 156 states and 323 transitions. [2022-11-20 18:17:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 323 transitions. [2022-11-20 18:17:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:17,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:17,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:17:26,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 158 states and 326 transitions. [2022-11-20 18:17:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 326 transitions. [2022-11-20 18:17:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:26,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:26,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:17:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 166 states and 343 transitions. [2022-11-20 18:17:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 343 transitions. [2022-11-20 18:17:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:56,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:56,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 167 states and 347 transitions. [2022-11-20 18:18:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 347 transitions. [2022-11-20 18:18:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:18:06,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:06,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:34,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:34,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 174 states and 365 transitions. [2022-11-20 18:18:34,460 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 365 transitions. [2022-11-20 18:18:34,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:18:34,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:34,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:18:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 179 states and 380 transitions. [2022-11-20 18:18:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 380 transitions. [2022-11-20 18:18:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:18:52,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:52,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:19:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:11,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 184 states and 388 transitions. [2022-11-20 18:19:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 388 transitions. [2022-11-20 18:19:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:11,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:11,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:19:15,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 185 states and 391 transitions. [2022-11-20 18:19:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 391 transitions. [2022-11-20 18:19:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:15,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:15,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:25,458 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:20:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 192 states and 403 transitions. [2022-11-20 18:20:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 403 transitions. [2022-11-20 18:20:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:22,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:22,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:20:34,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 195 states and 406 transitions. [2022-11-20 18:20:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 406 transitions. [2022-11-20 18:20:34,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:34,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:34,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.