./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/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_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/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_171d81dd-5822-4ec1-b097-c9e1a23fb272/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 4fb6aa6206205a747f158782e93b3c9333c1a2cdc4e8dab70046fca960e31961 --- 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 [2022-12-15 03:02:34,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:02:34,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:02:34,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:02:34,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:02:34,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:02:34,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:02:34,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:02:34,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:02:34,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:02:34,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:02:34,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:02:34,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:02:34,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:02:34,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:02:34,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:02:34,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:02:35,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:02:35,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:02:35,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:02:35,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:02:35,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:02:35,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:02:35,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:02:35,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:02:35,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:02:35,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:02:35,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:02:35,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:02:35,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:02:35,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:02:35,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:02:35,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:02:35,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:02:35,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:02:35,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:02:35,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:02:35,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:02:35,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:02:35,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:02:35,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:02:35,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 03:02:35,041 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:02:35,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:02:35,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:02:35,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:02:35,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:02:35,043 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:02:35,044 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:02:35,044 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:02:35,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:02:35,044 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:02:35,044 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:02:35,044 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:02:35,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:02:35,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:02:35,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:02:35,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:02:35,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:02:35,045 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:02:35,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:02:35,046 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_171d81dd-5822-4ec1-b097-c9e1a23fb272/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fb6aa6206205a747f158782e93b3c9333c1a2cdc4e8dab70046fca960e31961 [2022-12-15 03:02:35,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:02:35,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:02:35,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:02:35,240 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:02:35,240 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:02:35,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i [2022-12-15 03:02:37,767 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:02:37,930 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:02:37,931 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i [2022-12-15 03:02:37,939 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/data/07e570d93/c44a0855db7844b3bd8ec1b7daf47435/FLAGf395cdd62 [2022-12-15 03:02:38,325 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/data/07e570d93/c44a0855db7844b3bd8ec1b7daf47435 [2022-12-15 03:02:38,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:02:38,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:02:38,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:02:38,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:02:38,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:02:38,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22686b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38, skipping insertion in model container [2022-12-15 03:02:38,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:02:38,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:02:38,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i[24211,24224] [2022-12-15 03:02:38,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:02:38,606 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:02:38,642 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-2.i[24211,24224] [2022-12-15 03:02:38,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:02:38,663 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:02:38,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38 WrapperNode [2022-12-15 03:02:38,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:02:38,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:02:38,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:02:38,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:02:38,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,693 INFO L138 Inliner]: procedures = 122, calls = 27, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 101 [2022-12-15 03:02:38,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:02:38,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:02:38,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:02:38,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:02:38,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:02:38,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:02:38,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:02:38,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:02:38,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:02:38" (1/1) ... [2022-12-15 03:02:38,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:02:38,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:02:38,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:02:38,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171d81dd-5822-4ec1-b097-c9e1a23fb272/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:02:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:02:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:02:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:02:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:02:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:02:38,854 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:02:38,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:02:39,091 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:02:39,119 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:02:39,119 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 03:02:39,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:02:39 BoogieIcfgContainer [2022-12-15 03:02:39,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:02:39,122 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:02:39,122 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:02:39,129 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:02:39,129 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:02:39" (1/1) ... [2022-12-15 03:02:39,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:02:39,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2022-12-15 03:02:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-12-15 03:02:39,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:02:39,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-12-15 03:02:39,334 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-12-15 03:02:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:02:39,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-12-15 03:02:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-12-15 03:02:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:02:39,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2022-12-15 03:02:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-12-15 03:02:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:02:39,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-12-15 03:02:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-12-15 03:02:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:02:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-12-15 03:02:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-12-15 03:02:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:02:39,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-12-15 03:02:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-12-15 03:02:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:02:39,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:39,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:40,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-12-15 03:02:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-12-15 03:02:40,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:02:40,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:40,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:40,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2022-12-15 03:02:40,183 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2022-12-15 03:02:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:02:40,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:40,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:40,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2022-12-15 03:02:40,374 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-12-15 03:02:40,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:02:40,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:40,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:40,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2022-12-15 03:02:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-12-15 03:02:40,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:02:40,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:40,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-12-15 03:02:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-12-15 03:02:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:02:40,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:40,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:41,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2022-12-15 03:02:41,133 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2022-12-15 03:02:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:02:41,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:41,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 89 transitions. [2022-12-15 03:02:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2022-12-15 03:02:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:02:41,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:41,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2022-12-15 03:02:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2022-12-15 03:02:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:02:42,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:42,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2022-12-15 03:02:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2022-12-15 03:02:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:02:43,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:43,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:43,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:43,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2022-12-15 03:02:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2022-12-15 03:02:43,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:02:43,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:43,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:44,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 120 transitions. [2022-12-15 03:02:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2022-12-15 03:02:44,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:02:44,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:44,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 88 states and 131 transitions. [2022-12-15 03:02:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2022-12-15 03:02:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:02:44,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 93 states and 141 transitions. [2022-12-15 03:02:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2022-12-15 03:02:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:02:45,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:45,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:02:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2022-12-15 03:02:46,243 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2022-12-15 03:02:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:02:46,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:46,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:02:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 99 states and 171 transitions. [2022-12-15 03:02:48,160 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 171 transitions. [2022-12-15 03:02:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:02:48,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:48,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:02:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2022-12-15 03:02:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2022-12-15 03:02:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:02:48,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:48,633 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:02:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 100 states and 172 transitions. [2022-12-15 03:02:48,856 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 172 transitions. [2022-12-15 03:02:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:02:48,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:48,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 105 states and 179 transitions. [2022-12-15 03:02:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2022-12-15 03:02:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:02:50,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:50,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:51,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 110 states and 186 transitions. [2022-12-15 03:02:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 186 transitions. [2022-12-15 03:02:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:02:51,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:51,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:51,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 190 transitions. [2022-12-15 03:02:51,902 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2022-12-15 03:02:51,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:51,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:51,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:02:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 115 states and 194 transitions. [2022-12-15 03:02:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 194 transitions. [2022-12-15 03:02:52,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:52,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:52,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:52,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:02:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 116 states and 194 transitions. [2022-12-15 03:02:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2022-12-15 03:02:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:53,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:02:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 117 states and 199 transitions. [2022-12-15 03:02:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 199 transitions. [2022-12-15 03:02:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:53,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:53,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:02:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2022-12-15 03:02:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2022-12-15 03:02:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:54,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:54,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:02:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 119 states and 201 transitions. [2022-12-15 03:02:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 201 transitions. [2022-12-15 03:02:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:02:55,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:55,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 03:02:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 93 states and 122 transitions. [2022-12-15 03:02:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 122 transitions. [2022-12-15 03:02:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:02:55,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:55,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 03:02:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:58,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 115 states and 164 transitions. [2022-12-15 03:02:58,892 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2022-12-15 03:02:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:02:58,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:58,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:59,264 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 03:03:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 126 states and 184 transitions. [2022-12-15 03:03:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2022-12-15 03:03:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:03:01,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:01,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:03:02,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 126 states and 180 transitions. [2022-12-15 03:03:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 180 transitions. [2022-12-15 03:03:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:03:02,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:02,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:03:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:05,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 130 states and 185 transitions. [2022-12-15 03:03:05,011 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 185 transitions. [2022-12-15 03:03:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:03:05,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:05,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 03:03:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 131 states and 187 transitions. [2022-12-15 03:03:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 187 transitions. [2022-12-15 03:03:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:03:05,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:05,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:03:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:06,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2022-12-15 03:03:06,831 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2022-12-15 03:03:06,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:03:06,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:06,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 03:03:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 133 states and 190 transitions. [2022-12-15 03:03:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 190 transitions. [2022-12-15 03:03:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:03:07,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:07,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:07,512 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:03:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 134 states and 193 transitions. [2022-12-15 03:03:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2022-12-15 03:03:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:03:08,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 03:03:17,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:17,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 159 states and 241 transitions. [2022-12-15 03:03:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 241 transitions. [2022-12-15 03:03:17,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:03:17,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:17,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-15 03:03:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 158 states and 240 transitions. [2022-12-15 03:03:18,026 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 240 transitions. [2022-12-15 03:03:18,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:03:18,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:18,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:03:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 160 states and 243 transitions. [2022-12-15 03:03:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 243 transitions. [2022-12-15 03:03:20,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:03:20,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:20,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:03:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 164 states and 248 transitions. [2022-12-15 03:03:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 248 transitions. [2022-12-15 03:03:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:03:24,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:24,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:03:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 169 states and 256 transitions. [2022-12-15 03:03:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 256 transitions. [2022-12-15 03:03:26,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:03:26,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-15 03:03:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:26,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 168 states and 255 transitions. [2022-12-15 03:03:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2022-12-15 03:03:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:03:26,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:03:28,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:28,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 171 states and 258 transitions. [2022-12-15 03:03:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 258 transitions. [2022-12-15 03:03:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:03:28,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:28,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:03:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 183 states and 279 transitions. [2022-12-15 03:03:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 279 transitions. [2022-12-15 03:03:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:03:38,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:38,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:04:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 211 states and 336 transitions. [2022-12-15 03:04:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 336 transitions. [2022-12-15 03:04:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:04:02,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:02,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 03:04:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:07,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 216 states and 343 transitions. [2022-12-15 03:04:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 343 transitions. [2022-12-15 03:04:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:04:07,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:04:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 221 states and 350 transitions. [2022-12-15 03:04:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 350 transitions. [2022-12-15 03:04:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:04:12,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:12,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:04:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 227 states and 358 transitions. [2022-12-15 03:04:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 358 transitions. [2022-12-15 03:04:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:04:25,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:25,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-15 03:04:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 229 states and 366 transitions. [2022-12-15 03:04:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 366 transitions. [2022-12-15 03:04:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:04:27,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:27,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:04:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:30,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 231 states and 372 transitions. [2022-12-15 03:04:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 372 transitions. [2022-12-15 03:04:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 03:04:30,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:30,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:39,266 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:13,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 259 states and 429 transitions. [2022-12-15 03:05:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 429 transitions. [2022-12-15 03:05:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 03:05:13,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 270 states and 449 transitions. [2022-12-15 03:05:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 449 transitions. [2022-12-15 03:05:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 03:05:39,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:39,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:05:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 275 states and 458 transitions. [2022-12-15 03:05:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 458 transitions. [2022-12-15 03:05:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 03:05:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:06:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:06:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 124 states and 177 transitions. [2022-12-15 03:06:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 177 transitions. [2022-12-15 03:06:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 03:06:34,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:06:34,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:06:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:06:41,681 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:07:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:07:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 129 states and 187 transitions. [2022-12-15 03:07:16,240 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2022-12-15 03:07:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 03:07:16,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:07:16,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:07:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:07:21,401 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:07:36,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:07:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 128 states and 185 transitions. [2022-12-15 03:07:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 185 transitions. [2022-12-15 03:07:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:07:36,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:07:36,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:07:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:07:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:09:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:09:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 138 states and 203 transitions. [2022-12-15 03:09:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2022-12-15 03:09:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:09:05,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:09:05,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:09:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:09:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:09:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:09:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 152 states and 239 transitions. [2022-12-15 03:09:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 239 transitions. [2022-12-15 03:09:53,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:09:53,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:09:53,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:09:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:09:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:10:50,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:10:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2022-12-15 03:10:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2022-12-15 03:10:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:10:50,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:10:50,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:10:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:10:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:11:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:11:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 167 states and 283 transitions. [2022-12-15 03:11:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 283 transitions. [2022-12-15 03:11:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:11:18,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:11:18,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:11:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:11:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:11:22,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:11:22,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 168 states and 288 transitions. [2022-12-15 03:11:22,161 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 288 transitions. [2022-12-15 03:11:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:11:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:11:22,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:11:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:11:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:11:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:11:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 170 states and 289 transitions. [2022-12-15 03:11:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 289 transitions. [2022-12-15 03:11:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:11:39,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:11:39,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:11:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:11:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 181 states and 315 transitions. [2022-12-15 03:13:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 315 transitions. [2022-12-15 03:13:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:13:44,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 182 states and 318 transitions. [2022-12-15 03:15:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 318 transitions. [2022-12-15 03:15:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:15:25,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:25,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 184 states and 322 transitions. [2022-12-15 03:15:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 322 transitions. [2022-12-15 03:15:44,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:15:44,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:44,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:16:14,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:16:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 186 states and 325 transitions. [2022-12-15 03:16:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 325 transitions. [2022-12-15 03:16:14,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:16:14,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:16:14,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:16:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat