./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB --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 71fe950642bac282d48da6f500677ae534e71a907f9a56d9941372cc95f40daa --- 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-dbf71c6-m [2022-10-17 16:28:43,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:43,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:43,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:43,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:43,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:43,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:43,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:43,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:43,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:43,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:43,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:43,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:43,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:43,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:43,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:43,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:43,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:43,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:43,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:43,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:43,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:43,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:43,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:43,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:43,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:43,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:43,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:43,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:43,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:43,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:43,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:43,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:43,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:43,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:43,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:43,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:43,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:43,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:43,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:43,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:43,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:28:43,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:43,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:43,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:43,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:43,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:43,859 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:43,859 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:28:43,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:43,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:43,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:43,862 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:28:43,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:28:43,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:28:43,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:43,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:43,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:43,863 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:43,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:43,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:43,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:43,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:43,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:43,865 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:43,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:43,866 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_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71fe950642bac282d48da6f500677ae534e71a907f9a56d9941372cc95f40daa [2022-10-17 16:28:44,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:44,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:44,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:44,276 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:44,277 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:44,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i [2022-10-17 16:28:44,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/data/e75379712/91ac0be578c24a7693b564b11bb99b4e/FLAGcc91dca68 [2022-10-17 16:28:44,901 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:44,901 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i [2022-10-17 16:28:44,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/data/e75379712/91ac0be578c24a7693b564b11bb99b4e/FLAGcc91dca68 [2022-10-17 16:28:45,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/data/e75379712/91ac0be578c24a7693b564b11bb99b4e [2022-10-17 16:28:45,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:45,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:45,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:45,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:45,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:45,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9e0ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45, skipping insertion in model container [2022-10-17 16:28:45,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:45,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:45,708 WARN L230 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_8503e6de-cc72-490b-827f-45d12c000d8c/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i[24175,24188] [2022-10-17 16:28:45,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:45,731 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:45,794 WARN L230 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_8503e6de-cc72-490b-827f-45d12c000d8c/sv-benchmarks/c/list-ext3-properties/dll_circular_traversal-1.i[24175,24188] [2022-10-17 16:28:45,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:45,840 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:45,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45 WrapperNode [2022-10-17 16:28:45,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:45,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:45,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:45,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:45,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,936 INFO L138 Inliner]: procedures = 122, calls = 26, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 100 [2022-10-17 16:28:45,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:45,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:45,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:45,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:45,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,989 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:45,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:45,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:45,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:46,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:46,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:45" (1/1) ... [2022-10-17 16:28:46,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:46,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:46,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:46,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8503e6de-cc72-490b-827f-45d12c000d8c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:28:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:28:46,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:28:46,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:28:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:28:46,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:28:46,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:28:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:46,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:46,272 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:46,274 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:46,682 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:46,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:46,737 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:28:46,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:46 BoogieIcfgContainer [2022-10-17 16:28:46,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:28:46,742 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:28:46,742 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:28:46,764 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:28:46,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:28:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-10-17 16:28:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-10-17 16:28:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:28:46,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-10-17 16:28:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-10-17 16:28:47,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:28:47,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-10-17 16:28:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-10-17 16:28:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:28:47,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2022-10-17 16:28:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-10-17 16:28:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:28:47,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-10-17 16:28:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-10-17 16:28:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:28:48,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2022-10-17 16:28:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2022-10-17 16:28:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:28:48,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2022-10-17 16:28:48,331 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-10-17 16:28:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:28:48,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-10-17 16:28:48,871 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-10-17 16:28:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:28:48,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:48,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2022-10-17 16:28:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2022-10-17 16:28:48,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:28:48,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2022-10-17 16:28:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2022-10-17 16:28:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:28:49,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:49,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-10-17 16:28:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-10-17 16:28:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:28:49,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2022-10-17 16:28:49,616 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2022-10-17 16:28:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:28:49,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2022-10-17 16:28:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2022-10-17 16:28:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:28:50,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2022-10-17 16:28:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2022-10-17 16:28:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:28:51,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2022-10-17 16:28:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2022-10-17 16:28:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:28:53,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2022-10-17 16:28:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2022-10-17 16:28:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:28:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2022-10-17 16:28:54,599 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2022-10-17 16:28:54,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:28:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,842 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2022-10-17 16:28:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2022-10-17 16:28:55,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:28:55,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,401 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 78 states and 115 transitions. [2022-10-17 16:28:55,643 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2022-10-17 16:28:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:28:55,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2022-10-17 16:28:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2022-10-17 16:28:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:28:56,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 84 states and 127 transitions. [2022-10-17 16:28:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2022-10-17 16:28:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:28:57,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:28:58,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2022-10-17 16:28:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2022-10-17 16:28:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:28:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2022-10-17 16:28:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2022-10-17 16:28:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:28:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2022-10-17 16:28:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2022-10-17 16:28:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2022-10-17 16:29:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2022-10-17 16:29:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 146 transitions. [2022-10-17 16:29:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2022-10-17 16:29:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2022-10-17 16:29:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2022-10-17 16:29:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:01,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2022-10-17 16:29:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2022-10-17 16:29:02,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:02,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2022-10-17 16:29:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2022-10-17 16:29:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:03,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:29:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2022-10-17 16:29:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2022-10-17 16:29:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:04,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:29:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 166 transitions. [2022-10-17 16:29:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2022-10-17 16:29:05,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:05,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:29:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 106 states and 167 transitions. [2022-10-17 16:29:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 167 transitions. [2022-10-17 16:29:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:06,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:06,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:06,729 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:29:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2022-10-17 16:29:07,375 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2022-10-17 16:29:07,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:07,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:29:12,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 107 states and 139 transitions. [2022-10-17 16:29:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 139 transitions. [2022-10-17 16:29:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:12,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.