./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_remove_all.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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2n_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/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 b594cdd667b896d6ce097f6fd96950290806f015d929f3b2b06ffea35d861f89 --- 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 02:18:51,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:18:51,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:18:51,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:18:51,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:18:51,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:18:51,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:18:51,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:18:51,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:18:51,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:18:51,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:18:51,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:18:51,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:18:51,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:18:51,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:18:51,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:18:51,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:18:51,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:18:51,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:18:51,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:18:51,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:18:51,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:18:51,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:18:51,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:18:51,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:18:51,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:18:51,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:18:51,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:18:51,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:18:51,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:18:51,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:18:51,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:18:51,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:18:51,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:18:51,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:18:51,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:18:51,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:18:51,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:18:51,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:18:51,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:18:51,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:18:51,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 02:18:51,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:18:51,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:18:51,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:18:51,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:18:51,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:18:51,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:18:51,736 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:18:51,736 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:18:51,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:18:51,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:18:51,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:18:51,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:18:51,736 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:18:51,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:18:51,737 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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b594cdd667b896d6ce097f6fd96950290806f015d929f3b2b06ffea35d861f89 [2022-12-15 02:18:51,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:18:51,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:18:51,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:18:51,915 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:18:51,916 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:18:51,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/dll2n_remove_all.i [2022-12-15 02:18:54,479 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:18:54,710 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:18:54,711 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/sv-benchmarks/c/list-simple/dll2n_remove_all.i [2022-12-15 02:18:54,722 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/data/cfc1c5745/800aac7895d740d58867a5e0a5616e24/FLAGf88b39316 [2022-12-15 02:18:54,736 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/data/cfc1c5745/800aac7895d740d58867a5e0a5616e24 [2022-12-15 02:18:54,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:18:54,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:18:54,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:18:54,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:18:54,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:18:54,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:18:54" (1/1) ... [2022-12-15 02:18:54,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12030cc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:54, skipping insertion in model container [2022-12-15 02:18:54,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:18:54" (1/1) ... [2022-12-15 02:18:54,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:18:54,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:18:54,976 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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/sv-benchmarks/c/list-simple/dll2n_remove_all.i[24090,24103] [2022-12-15 02:18:54,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:18:54,984 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:18:55,012 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_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/sv-benchmarks/c/list-simple/dll2n_remove_all.i[24090,24103] [2022-12-15 02:18:55,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:18:55,031 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:18:55,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55 WrapperNode [2022-12-15 02:18:55,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:18:55,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:18:55,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:18:55,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:18:55,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,060 INFO L138 Inliner]: procedures = 126, calls = 31, calls flagged for inlining = 6, calls inlined = 5, statements flattened = 84 [2022-12-15 02:18:55,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:18:55,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:18:55,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:18:55,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:18:55,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,077 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:18:55,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:18:55,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:18:55,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:18:55,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:18:55,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:18:55,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:18:55,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c8f5ceb-ba4d-4e7f-8a2f-9284a6175297/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:18:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:18:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:18:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:18:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:18:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:18:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:18:55,225 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:18:55,227 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:18:55,418 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:18:55,448 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:18:55,449 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 02:18:55,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:18:55 BoogieIcfgContainer [2022-12-15 02:18:55,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:18:55,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:18:55,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:18:55,459 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:18:55,459 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:18:55" (1/1) ... [2022-12-15 02:18:55,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:18:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 50 states and 55 transitions. [2022-12-15 02:18:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2022-12-15 02:18:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:18:55,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:55,677 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 02:18:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2022-12-15 02:18:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2022-12-15 02:18:55,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:18:55,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:55,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:55,812 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 02:18:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2022-12-15 02:18:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-12-15 02:18:55,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:18:55,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:55,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:55,922 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 02:18:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2022-12-15 02:18:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-12-15 02:18:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:18:55,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:55,974 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 02:18:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2022-12-15 02:18:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-12-15 02:18:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:18:55,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:55,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:56,056 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 02:18:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:56,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2022-12-15 02:18:56,131 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-12-15 02:18:56,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:18:56,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:56,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:56,158 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 02:18:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2022-12-15 02:18:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2022-12-15 02:18:56,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:18:56,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:56,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:56,213 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 02:18:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2022-12-15 02:18:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2022-12-15 02:18:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:18:56,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:56,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:56,259 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 02:18:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:56,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2022-12-15 02:18:56,499 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2022-12-15 02:18:56,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:18:56,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:56,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:56,563 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 02:18:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-12-15 02:18:56,848 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-12-15 02:18:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:18:56,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:56,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2022-12-15 02:18:57,600 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2022-12-15 02:18:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:18:57,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:57,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2022-12-15 02:18:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2022-12-15 02:18:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:18:58,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:58,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:59,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2022-12-15 02:18:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2022-12-15 02:18:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:18:59,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:59,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 140 transitions. [2022-12-15 02:19:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions. [2022-12-15 02:19:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:19:01,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:01,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:05,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 112 states and 185 transitions. [2022-12-15 02:19:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2022-12-15 02:19:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:19:05,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:05,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:09,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 228 transitions. [2022-12-15 02:19:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2022-12-15 02:19:09,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:19:09,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:09,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:19:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 134 states and 240 transitions. [2022-12-15 02:19:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 240 transitions. [2022-12-15 02:19:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:19:12,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:12,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 139 states and 256 transitions. [2022-12-15 02:19:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 256 transitions. [2022-12-15 02:19:15,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:19:15,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:15,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:15,295 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 141 states and 261 transitions. [2022-12-15 02:19:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 261 transitions. [2022-12-15 02:19:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:19:15,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:15,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 144 states and 267 transitions. [2022-12-15 02:19:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 267 transitions. [2022-12-15 02:19:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:19:16,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:16,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:18,178 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:25,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:25,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 157 states and 303 transitions. [2022-12-15 02:19:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 303 transitions. [2022-12-15 02:19:25,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:19:25,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:25,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:26,644 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 164 states and 325 transitions. [2022-12-15 02:19:32,863 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 325 transitions. [2022-12-15 02:19:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:19:32,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:32,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:36,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2022-12-15 02:19:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2022-12-15 02:19:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:19:36,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:36,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:40,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2022-12-15 02:19:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2022-12-15 02:19:40,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:19:40,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:40,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2022-12-15 02:19:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2022-12-15 02:19:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:19:41,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 119 transitions. [2022-12-15 02:19:41,982 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2022-12-15 02:19:41,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:19:41,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:41,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:53,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2022-12-15 02:19:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2022-12-15 02:19:53,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:19:53,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:53,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:19:54,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 89 states and 134 transitions. [2022-12-15 02:19:54,057 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2022-12-15 02:19:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:19:54,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:54,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:19:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:59,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2022-12-15 02:19:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2022-12-15 02:19:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:19:59,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:59,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:01,401 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:20:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:17,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 98 states and 151 transitions. [2022-12-15 02:20:17,374 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2022-12-15 02:20:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:20:17,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:17,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:18,873 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:20:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 107 states and 171 transitions. [2022-12-15 02:20:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 171 transitions. [2022-12-15 02:20:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:20:29,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:29,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:20:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 111 states and 186 transitions. [2022-12-15 02:20:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2022-12-15 02:20:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:20:32,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:32,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:20:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:38,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 116 states and 194 transitions. [2022-12-15 02:20:38,429 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2022-12-15 02:20:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:20:38,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:38,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:20:53,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:53,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 121 states and 205 transitions. [2022-12-15 02:20:53,737 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2022-12-15 02:20:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:20:53,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:53,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 127 states and 231 transitions. [2022-12-15 02:21:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 231 transitions. [2022-12-15 02:21:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:21:06,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 136 states and 253 transitions. [2022-12-15 02:21:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 253 transitions. [2022-12-15 02:21:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:21:18,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 142 states and 268 transitions. [2022-12-15 02:21:29,709 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 268 transitions. [2022-12-15 02:21:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:21:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:29,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:21:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 146 states and 276 transitions. [2022-12-15 02:21:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 276 transitions. [2022-12-15 02:21:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:21:47,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:47,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 147 states and 278 transitions. [2022-12-15 02:21:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 278 transitions. [2022-12-15 02:21:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:21:48,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 289 transitions. [2022-12-15 02:21:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 289 transitions. [2022-12-15 02:21:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:21:54,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:54,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:21:55,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 289 transitions. [2022-12-15 02:21:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 289 transitions. [2022-12-15 02:21:55,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:21:55,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:55,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:21:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:22:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:22:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 164 states and 313 transitions. [2022-12-15 02:22:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 313 transitions. [2022-12-15 02:22:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:22:23,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:22:23,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:22:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:22:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:22:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:22:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 172 states and 342 transitions. [2022-12-15 02:22:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 342 transitions. [2022-12-15 02:22:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:22:48,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:22:48,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:22:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:23:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:24:11,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 185 states and 393 transitions. [2022-12-15 02:24:11,255 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 393 transitions. [2022-12-15 02:24:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:24:11,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:11,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:24:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 188 states and 398 transitions. [2022-12-15 02:24:30,200 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 398 transitions. [2022-12-15 02:24:30,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:24:30,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:30,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:24:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 190 states and 400 transitions. [2022-12-15 02:24:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 400 transitions. [2022-12-15 02:24:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:24:39,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:39,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:24:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 191 states and 401 transitions. [2022-12-15 02:24:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 401 transitions. [2022-12-15 02:24:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:24:41,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:41,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:24:43,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 191 states and 400 transitions. [2022-12-15 02:24:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 400 transitions. [2022-12-15 02:24:43,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:24:43,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:43,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:24:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 192 states and 402 transitions. [2022-12-15 02:24:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 402 transitions. [2022-12-15 02:24:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:24:47,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:47,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:24:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:24:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 192 states and 401 transitions. [2022-12-15 02:24:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 401 transitions. [2022-12-15 02:24:50,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:24:50,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:24:50,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:24:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:24:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:25:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:25:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 193 states and 403 transitions. [2022-12-15 02:25:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 403 transitions. [2022-12-15 02:25:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:25:05,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:25:05,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:25:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:25:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:26:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:26:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 204 states and 432 transitions. [2022-12-15 02:26:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 432 transitions. [2022-12-15 02:26:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:26:19,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:26:19,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:26:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:26:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:26:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:26:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 207 states and 438 transitions. [2022-12-15 02:26:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 438 transitions. [2022-12-15 02:26:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:26:48,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:26:48,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:26:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:26:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:27:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 210 states and 444 transitions. [2022-12-15 02:27:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 444 transitions. [2022-12-15 02:27:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:27:05,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:05,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:27:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 212 states and 446 transitions. [2022-12-15 02:27:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 446 transitions. [2022-12-15 02:27:12,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:27:12,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:12,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:27:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 213 states and 449 transitions. [2022-12-15 02:27:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 449 transitions. [2022-12-15 02:27:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:27:16,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:16,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:27:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:20,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 214 states and 452 transitions. [2022-12-15 02:27:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 452 transitions. [2022-12-15 02:27:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:27:20,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:20,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:27:23,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 214 states and 449 transitions. [2022-12-15 02:27:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 449 transitions. [2022-12-15 02:27:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:27:23,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:23,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:24,964 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:27:48,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 223 states and 475 transitions. [2022-12-15 02:27:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 475 transitions. [2022-12-15 02:27:48,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:27:48,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:48,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:27:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 225 states and 477 transitions. [2022-12-15 02:27:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 477 transitions. [2022-12-15 02:27:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:27:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:54,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:27:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:27:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 227 states and 480 transitions. [2022-12-15 02:27:59,824 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 480 transitions. [2022-12-15 02:27:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:27:59,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:27:59,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:27:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:27:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:02,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 228 states and 489 transitions. [2022-12-15 02:28:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 489 transitions. [2022-12-15 02:28:02,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:28:02,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 230 states and 491 transitions. [2022-12-15 02:28:08,261 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 491 transitions. [2022-12-15 02:28:08,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:08,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 235 states and 509 transitions. [2022-12-15 02:28:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 509 transitions. [2022-12-15 02:28:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:21,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:21,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 237 states and 513 transitions. [2022-12-15 02:28:27,242 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 513 transitions. [2022-12-15 02:28:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:27,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:27,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:35,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 240 states and 521 transitions. [2022-12-15 02:28:35,314 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 521 transitions. [2022-12-15 02:28:35,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:35,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:35,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:35,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:28:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 242 states and 524 transitions. [2022-12-15 02:28:40,955 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 524 transitions. [2022-12-15 02:28:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:40,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:40,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:28:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 244 states and 528 transitions. [2022-12-15 02:28:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 528 transitions. [2022-12-15 02:28:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:48,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:48,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:49,061 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:28:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:57,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 246 states and 532 transitions. [2022-12-15 02:28:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 532 transitions. [2022-12-15 02:28:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:28:57,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:57,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:29:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 252 states and 550 transitions. [2022-12-15 02:29:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 550 transitions. [2022-12-15 02:29:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:08,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:08,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:29:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 257 states and 563 transitions. [2022-12-15 02:29:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 563 transitions. [2022-12-15 02:29:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:29:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 258 states and 566 transitions. [2022-12-15 02:29:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 566 transitions. [2022-12-15 02:29:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:27,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:27,272 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:29:32,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 258 states and 565 transitions. [2022-12-15 02:29:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 565 transitions. [2022-12-15 02:29:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:32,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:32,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:29:40,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 259 states and 568 transitions. [2022-12-15 02:29:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 568 transitions. [2022-12-15 02:29:40,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:40,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:40,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:29:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:48,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 260 states and 571 transitions. [2022-12-15 02:29:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 571 transitions. [2022-12-15 02:29:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:48,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:48,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:29:53,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:29:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 260 states and 570 transitions. [2022-12-15 02:29:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 570 transitions. [2022-12-15 02:29:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:29:53,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:29:53,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:29:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:29:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:30:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:30:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 260 states and 567 transitions. [2022-12-15 02:30:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 567 transitions. [2022-12-15 02:30:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:30:01,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:30:01,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:30:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:30:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:30:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:30:06,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 260 states and 566 transitions. [2022-12-15 02:30:06,694 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 566 transitions. [2022-12-15 02:30:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:30:06,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:30:06,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:30:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:30:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:30:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:30:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 262 states and 568 transitions. [2022-12-15 02:30:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 568 transitions. [2022-12-15 02:30:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:30:12,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:30:12,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:30:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:30:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:30:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:30:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 267 states and 579 transitions. [2022-12-15 02:30:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 579 transitions. [2022-12-15 02:30:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:30:24,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:30:24,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:30:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:30:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:30:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:30:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 275 states and 591 transitions. [2022-12-15 02:30:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 591 transitions. [2022-12-15 02:30:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:30:46,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:30:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:30:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:31:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.