./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4 --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 bfd8ca9d9dda86f57445168715d124831c95b647e7c1b1093bb129b0384cce9e --- 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-2329fc7 [2022-12-14 20:00:25,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:00:25,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:00:25,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:00:25,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:00:25,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:00:25,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:00:25,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:00:25,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:00:25,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:00:25,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:00:25,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:00:25,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:00:25,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:00:25,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:00:25,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:00:25,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:00:25,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:00:25,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:00:25,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:00:25,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:00:25,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:00:25,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:00:25,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:00:25,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:00:25,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:00:25,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:00:25,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:00:25,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:00:25,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:00:25,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:00:25,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:00:25,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:00:25,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:00:25,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:00:25,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:00:25,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:00:25,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:00:25,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:00:25,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:00:25,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:00:25,757 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:00:25,783 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:00:25,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:00:25,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:00:25,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:00:25,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:00:25,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:00:25,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:00:25,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:00:25,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:00:25,791 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:00:25,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:00:25,792 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_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfd8ca9d9dda86f57445168715d124831c95b647e7c1b1093bb129b0384cce9e [2022-12-14 20:00:25,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:00:25,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:00:25,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:00:25,976 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:00:25,976 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:00:25,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2022-12-14 20:00:28,590 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:00:28,767 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:00:28,767 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2022-12-14 20:00:28,775 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/data/1d375fd5d/19372e94ad814eb0a163bdb1b01dba7e/FLAG2bfff80a6 [2022-12-14 20:00:28,785 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/data/1d375fd5d/19372e94ad814eb0a163bdb1b01dba7e [2022-12-14 20:00:28,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:00:28,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:00:28,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:00:28,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:00:28,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:00:28,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:00:28" (1/1) ... [2022-12-14 20:00:28,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1235aa32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:28, skipping insertion in model container [2022-12-14 20:00:28,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:00:28" (1/1) ... [2022-12-14 20:00:28,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:00:28,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:00:29,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:00:29,008 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:00:29,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:00:29,051 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:00:29,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29 WrapperNode [2022-12-14 20:00:29,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:00:29,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:00:29,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:00:29,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:00:29,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,081 INFO L138 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2022-12-14 20:00:29,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:00:29,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:00:29,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:00:29,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:00:29,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,097 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:00:29,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:00:29,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:00:29,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:00:29,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:00:29,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:00:29,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:00:29,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aa6a649-26b4-462a-a4a9-93ee3ddbc9f4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:00:29,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:00:29,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:00:29,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:00:29,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:00:29,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:00:29,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:00:29,234 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:00:29,236 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:00:29,409 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:00:29,469 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:00:29,469 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 20:00:29,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:00:29 BoogieIcfgContainer [2022-12-14 20:00:29,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:00:29,473 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:00:29,473 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:00:29,482 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:00:29,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:00:29" (1/1) ... [2022-12-14 20:00:29,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:00:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-12-14 20:00:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-12-14 20:00:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:00:29,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:29,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2022-12-14 20:00:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-12-14 20:00:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:00:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:29,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-12-14 20:00:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-12-14 20:00:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:00:29,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:29,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:30,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-12-14 20:00:30,500 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-14 20:00:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:00:30,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:30,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:30,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:30,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 20:00:30,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 20:00:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:00:30,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:30,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:31,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2022-12-14 20:00:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2022-12-14 20:00:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:00:31,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:31,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2022-12-14 20:00:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2022-12-14 20:00:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:00:31,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:31,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:32,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2022-12-14 20:00:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2022-12-14 20:00:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:00:32,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:32,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:34,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2022-12-14 20:00:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2022-12-14 20:00:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:34,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:34,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:00:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2022-12-14 20:00:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2022-12-14 20:00:34,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:34,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:34,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:35,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2022-12-14 20:00:35,341 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2022-12-14 20:00:35,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:35,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:35,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:35,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 50 states and 89 transitions. [2022-12-14 20:00:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 89 transitions. [2022-12-14 20:00:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:36,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:36,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2022-12-14 20:00:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2022-12-14 20:00:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:37,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:00:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2022-12-14 20:00:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2022-12-14 20:00:37,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:37,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:37,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:39,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2022-12-14 20:00:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-12-14 20:00:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:39,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:39,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:40,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:40,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2022-12-14 20:00:40,568 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2022-12-14 20:00:40,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:00:40,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:40,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:40,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:00:43,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:43,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2022-12-14 20:00:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2022-12-14 20:00:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:00:43,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:43,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:45,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 90 transitions. [2022-12-14 20:00:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2022-12-14 20:00:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:00:45,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:45,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2022-12-14 20:00:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2022-12-14 20:00:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:00:45,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:45,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 109 transitions. [2022-12-14 20:00:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 109 transitions. [2022-12-14 20:00:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:00:49,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:49,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:00:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2022-12-14 20:00:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-12-14 20:00:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:00:50,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:50,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:00:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 56 states and 106 transitions. [2022-12-14 20:00:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2022-12-14 20:00:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:00:55,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:55,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:00,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:00,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 114 transitions. [2022-12-14 20:01:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 114 transitions. [2022-12-14 20:01:00,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:01:00,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:00,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2022-12-14 20:01:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2022-12-14 20:01:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:01:02,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:02,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:02,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:01:03,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2022-12-14 20:01:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2022-12-14 20:01:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:01:03,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:03,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:01:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 65 states and 131 transitions. [2022-12-14 20:01:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 131 transitions. [2022-12-14 20:01:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:01:06,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:06,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 66 states and 132 transitions. [2022-12-14 20:01:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 132 transitions. [2022-12-14 20:01:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:01:07,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:07,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 67 states and 134 transitions. [2022-12-14 20:01:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 134 transitions. [2022-12-14 20:01:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:01:09,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:09,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2022-12-14 20:01:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2022-12-14 20:01:13,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:01:13,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:13,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:01:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2022-12-14 20:01:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2022-12-14 20:01:13,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:01:13,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:13,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:15,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:22,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 76 states and 163 transitions. [2022-12-14 20:01:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 163 transitions. [2022-12-14 20:01:22,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:01:22,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:22,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:01:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 80 states and 176 transitions. [2022-12-14 20:01:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 176 transitions. [2022-12-14 20:01:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:01:28,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:28,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:35,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 59 states and 95 transitions. [2022-12-14 20:01:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 95 transitions. [2022-12-14 20:01:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:01:35,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:35,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:36,782 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:01:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2022-12-14 20:01:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2022-12-14 20:01:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:01:40,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:40,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 66 states and 116 transitions. [2022-12-14 20:01:49,250 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 116 transitions. [2022-12-14 20:01:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:01:49,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:49,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:01:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 66 states and 115 transitions. [2022-12-14 20:01:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 115 transitions. [2022-12-14 20:01:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:01:49,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:49,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:51,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:01:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2022-12-14 20:01:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2022-12-14 20:01:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:01:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:59,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:02:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 74 states and 135 transitions. [2022-12-14 20:02:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 135 transitions. [2022-12-14 20:02:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:02:07,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:07,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:02:09,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 75 states and 136 transitions. [2022-12-14 20:02:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 136 transitions. [2022-12-14 20:02:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:02:09,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:09,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:09,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:02:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 79 states and 143 transitions. [2022-12-14 20:02:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 143 transitions. [2022-12-14 20:02:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:02:11,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:11,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:02:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 84 states and 153 transitions. [2022-12-14 20:02:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 153 transitions. [2022-12-14 20:02:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:17,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:17,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:26,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2022-12-14 20:02:26,610 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2022-12-14 20:02:26,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:26,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:26,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:02:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 84 states and 152 transitions. [2022-12-14 20:02:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 152 transitions. [2022-12-14 20:02:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:27,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:27,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:28,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:34,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:34,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 87 states and 158 transitions. [2022-12-14 20:02:34,389 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 158 transitions. [2022-12-14 20:02:34,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:34,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:34,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:34,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:37,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:37,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 90 states and 163 transitions. [2022-12-14 20:02:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 163 transitions. [2022-12-14 20:02:37,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:37,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:02:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 93 states and 169 transitions. [2022-12-14 20:02:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 169 transitions. [2022-12-14 20:02:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:02:40,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:40,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:02:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 98 states and 182 transitions. [2022-12-14 20:02:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 182 transitions. [2022-12-14 20:02:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:02:53,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:53,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 101 states and 191 transitions. [2022-12-14 20:03:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 191 transitions. [2022-12-14 20:03:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:03:04,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:04,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:07,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:07,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 102 states and 193 transitions. [2022-12-14 20:03:07,311 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 193 transitions. [2022-12-14 20:03:07,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:03:07,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:07,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 102 states and 192 transitions. [2022-12-14 20:03:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 192 transitions. [2022-12-14 20:03:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:03:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:10,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:13,179 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:03:21,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 104 states and 194 transitions. [2022-12-14 20:03:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2022-12-14 20:03:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:03:21,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:21,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:23,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:03:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 95 states and 176 transitions. [2022-12-14 20:03:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 176 transitions. [2022-12-14 20:03:33,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:03:33,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:33,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:03:43,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 96 states and 179 transitions. [2022-12-14 20:03:43,502 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 179 transitions. [2022-12-14 20:03:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:03:43,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:43,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:04:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2022-12-14 20:04:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2022-12-14 20:04:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:04:01,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:01,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:04:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 103 states and 204 transitions. [2022-12-14 20:04:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 204 transitions. [2022-12-14 20:04:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:03,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:03,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:05,011 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:04:11,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:11,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 105 states and 211 transitions. [2022-12-14 20:04:11,466 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 211 transitions. [2022-12-14 20:04:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:11,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:11,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:04:17,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2022-12-14 20:04:17,668 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2022-12-14 20:04:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:17,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:17,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:04:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2022-12-14 20:04:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2022-12-14 20:04:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:18,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:18,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:04:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2022-12-14 20:04:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2022-12-14 20:04:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:20,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:20,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:04:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 124 states and 249 transitions. [2022-12-14 20:04:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 249 transitions. [2022-12-14 20:04:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:04:41,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:41,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:05:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 134 states and 275 transitions. [2022-12-14 20:05:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 275 transitions. [2022-12-14 20:05:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:04,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:04,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:06,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:05:13,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 136 states and 280 transitions. [2022-12-14 20:05:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 280 transitions. [2022-12-14 20:05:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:13,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:05:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:15,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 137 states and 281 transitions. [2022-12-14 20:05:15,961 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 281 transitions. [2022-12-14 20:05:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:15,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:15,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:05:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 140 states and 293 transitions. [2022-12-14 20:05:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 293 transitions. [2022-12-14 20:05:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:27,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:27,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:05:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 143 states and 304 transitions. [2022-12-14 20:05:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 304 transitions. [2022-12-14 20:05:37,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:37,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:37,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:05:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 145 states and 307 transitions. [2022-12-14 20:05:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 307 transitions. [2022-12-14 20:05:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:51,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:51,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:05:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 146 states and 309 transitions. [2022-12-14 20:05:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 309 transitions. [2022-12-14 20:05:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:05:56,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:56,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:06:22,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 154 states and 332 transitions. [2022-12-14 20:06:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 332 transitions. [2022-12-14 20:06:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:06:22,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:22,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:06:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 156 states and 341 transitions. [2022-12-14 20:06:33,935 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 341 transitions. [2022-12-14 20:06:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:06:33,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:06:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 163 states and 360 transitions. [2022-12-14 20:06:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 360 transitions. [2022-12-14 20:06:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:06:55,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:55,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 160 states and 351 transitions. [2022-12-14 20:07:07,413 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 351 transitions. [2022-12-14 20:07:07,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:07,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 161 states and 350 transitions. [2022-12-14 20:07:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 350 transitions. [2022-12-14 20:07:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:13,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:16,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 162 states and 351 transitions. [2022-12-14 20:07:16,339 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 351 transitions. [2022-12-14 20:07:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:16,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:16,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:07:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 163 states and 352 transitions. [2022-12-14 20:07:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 352 transitions. [2022-12-14 20:07:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:18,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:18,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:07:27,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 166 states and 369 transitions. [2022-12-14 20:07:27,653 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 369 transitions. [2022-12-14 20:07:27,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:27,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:27,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:07:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:39,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 168 states and 377 transitions. [2022-12-14 20:07:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 377 transitions. [2022-12-14 20:07:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:39,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:39,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:07:48,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 171 states and 389 transitions. [2022-12-14 20:07:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 389 transitions. [2022-12-14 20:07:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:48,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:48,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:07:59,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 174 states and 401 transitions. [2022-12-14 20:07:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 401 transitions. [2022-12-14 20:07:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:07:59,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:59,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:08:06,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 176 states and 403 transitions. [2022-12-14 20:08:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 403 transitions. [2022-12-14 20:08:06,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:08:06,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:06,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:08,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 177 states and 405 transitions. [2022-12-14 20:08:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 405 transitions. [2022-12-14 20:08:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:08:08,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:08,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 179 states and 413 transitions. [2022-12-14 20:08:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 413 transitions. [2022-12-14 20:08:15,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:15,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:15,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:16,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 180 states and 414 transitions. [2022-12-14 20:08:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 414 transitions. [2022-12-14 20:08:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:24,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 181 states and 417 transitions. [2022-12-14 20:08:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 417 transitions. [2022-12-14 20:08:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:27,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:28,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:31,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 181 states and 415 transitions. [2022-12-14 20:08:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 415 transitions. [2022-12-14 20:08:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:31,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:31,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:35,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 182 states and 417 transitions. [2022-12-14 20:08:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 417 transitions. [2022-12-14 20:08:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:35,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:35,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 183 states and 420 transitions. [2022-12-14 20:08:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 420 transitions. [2022-12-14 20:08:37,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:37,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:37,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:08:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 183 states and 419 transitions. [2022-12-14 20:08:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 419 transitions. [2022-12-14 20:08:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:40,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:40,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:08:57,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 185 states and 423 transitions. [2022-12-14 20:08:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 423 transitions. [2022-12-14 20:08:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:08:57,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:57,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:09:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 185 states and 422 transitions. [2022-12-14 20:09:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 422 transitions. [2022-12-14 20:09:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:09:00,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:00,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:09:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 186 states and 426 transitions. [2022-12-14 20:09:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 426 transitions. [2022-12-14 20:09:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:09:14,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:14,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 192 states and 444 transitions. [2022-12-14 20:09:43,043 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 444 transitions. [2022-12-14 20:09:43,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:09:43,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:43,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:44,619 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 193 states and 447 transitions. [2022-12-14 20:09:47,401 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 447 transitions. [2022-12-14 20:09:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:09:47,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:47,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 194 states and 450 transitions. [2022-12-14 20:10:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 450 transitions. [2022-12-14 20:10:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:10:05,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:05,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:10:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 198 states and 459 transitions. [2022-12-14 20:10:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 459 transitions. [2022-12-14 20:10:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:10:16,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:16,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:10:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 206 states and 480 transitions. [2022-12-14 20:10:54,601 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 480 transitions. [2022-12-14 20:10:54,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:10:54,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:54,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:11:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 208 states and 486 transitions. [2022-12-14 20:11:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 486 transitions. [2022-12-14 20:11:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:00,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:00,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:11:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 208 states and 485 transitions. [2022-12-14 20:11:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 485 transitions. [2022-12-14 20:11:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:03,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:11:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 213 states and 500 transitions. [2022-12-14 20:11:15,508 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 500 transitions. [2022-12-14 20:11:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:15,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:15,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:11:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 214 states and 502 transitions. [2022-12-14 20:11:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 502 transitions. [2022-12-14 20:11:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:20,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:11:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 218 states and 507 transitions. [2022-12-14 20:11:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 507 transitions. [2022-12-14 20:11:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:29,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:29,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:11:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 224 states and 530 transitions. [2022-12-14 20:11:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 530 transitions. [2022-12-14 20:11:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:54,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:54,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:12:10,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 228 states and 549 transitions. [2022-12-14 20:12:10,188 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 549 transitions. [2022-12-14 20:12:10,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:12:10,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:10,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:10,282 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:12:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 230 states and 556 transitions. [2022-12-14 20:12:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 556 transitions. [2022-12-14 20:12:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:12:17,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:18,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:12:27,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 232 states and 560 transitions. [2022-12-14 20:12:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 560 transitions. [2022-12-14 20:12:27,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:12:27,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:27,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:13:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 237 states and 575 transitions. [2022-12-14 20:13:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 575 transitions. [2022-12-14 20:13:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:13:00,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:00,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:13:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 243 states and 590 transitions. [2022-12-14 20:13:28,437 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 590 transitions. [2022-12-14 20:13:28,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:13:28,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:28,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:28,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:13:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 244 states and 593 transitions. [2022-12-14 20:13:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 593 transitions. [2022-12-14 20:13:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:13:31,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:31,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:13:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 245 states and 602 transitions. [2022-12-14 20:13:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 602 transitions. [2022-12-14 20:13:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:13:43,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:43,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:13:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 249 states and 607 transitions. [2022-12-14 20:13:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 607 transitions. [2022-12-14 20:13:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:13:59,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:59,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:14:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 255 states and 626 transitions. [2022-12-14 20:14:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 626 transitions. [2022-12-14 20:14:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:14:22,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:22,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.