./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/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_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 439e2b18b5c8692ba75c2dd1a2832266906ae5c2aae78aad464b03f687707761 --- 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 16:59:19,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:19,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:19,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:19,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:19,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:19,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:19,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:19,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:19,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:19,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:19,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:19,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:19,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:19,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:19,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:19,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:19,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:19,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:19,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:19,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:19,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:19,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:19,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:19,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:19,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:19,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:19,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:19,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:19,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:19,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:19,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:19,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:19,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:19,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:19,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:19,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:19,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:19,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:19,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:19,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:19,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:59:20,041 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:20,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:20,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:20,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:20,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:20,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:20,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:20,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:20,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:20,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:20,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:20,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:20,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:20,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:20,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:20,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:20,047 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:20,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:20,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:20,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:20,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:20,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:20,048 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:20,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:20,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:20,049 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_f940cab8-a22c-4684-ada0-e2fa223e5949/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 439e2b18b5c8692ba75c2dd1a2832266906ae5c2aae78aad464b03f687707761 [2022-10-17 16:59:20,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:20,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:20,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:20,331 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:20,332 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:20,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i [2022-10-17 16:59:20,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/data/fb0383304/f5ad584b5ee446fabe18e52baf299a29/FLAGe5548234d [2022-10-17 16:59:21,463 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:21,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i [2022-10-17 16:59:21,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/data/fb0383304/f5ad584b5ee446fabe18e52baf299a29/FLAGe5548234d [2022-10-17 16:59:21,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/data/fb0383304/f5ad584b5ee446fabe18e52baf299a29 [2022-10-17 16:59:21,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:21,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:21,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:21,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:21,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:21,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:21" (1/1) ... [2022-10-17 16:59:21,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14fadd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:21, skipping insertion in model container [2022-10-17 16:59:21,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:21" (1/1) ... [2022-10-17 16:59:21,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:22,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:23,403 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_f940cab8-a22c-4684-ada0-e2fa223e5949/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i[187273,187286] [2022-10-17 16:59:23,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:23,716 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:24,133 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_f940cab8-a22c-4684-ada0-e2fa223e5949/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-bluetooth-btmrvl.ko.cil.out.i[187273,187286] [2022-10-17 16:59:24,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:24,330 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:24,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24 WrapperNode [2022-10-17 16:59:24,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:24,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:24,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:24,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:24,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,605 INFO L138 Inliner]: procedures = 152, calls = 1731, calls flagged for inlining = 66, calls inlined = 53, statements flattened = 2881 [2022-10-17 16:59:24,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:24,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:24,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:24,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:24,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,764 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:24,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:24,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:24,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:24,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:24" (1/1) ... [2022-10-17 16:59:24,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:24,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:24,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:24,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f940cab8-a22c-4684-ada0-e2fa223e5949/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 16:59:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:59:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 16:59:24,906 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 16:59:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:59:24,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:59:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_service_main_thread [2022-10-17 16:59:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_service_main_thread [2022-10-17 16:59:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_prepare_command [2022-10-17 16:59:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_prepare_command [2022-10-17 16:59:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-10-17 16:59:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-10-17 16:59:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:59:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_open_generic [2022-10-17 16:59:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_open_generic [2022-10-17 16:59:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-17 16:59:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-17 16:59:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:59:24,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:59:24,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2022-10-17 16:59:24,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2022-10-17 16:59:24,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:59:24,910 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:59:24,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:59:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 16:59:24,911 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 16:59:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:59:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:59:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-10-17 16:59:24,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-10-17 16:59:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure bt_skb_alloc [2022-10-17 16:59:24,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_skb_alloc [2022-10-17 16:59:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:59:24,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:59:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:59:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 16:59:24,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 16:59:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-17 16:59:24,914 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-17 16:59:24,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:59:24,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:59:24,914 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2022-10-17 16:59:24,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2022-10-17 16:59:24,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 16:59:24,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 16:59:24,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:24,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:59:24,916 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-17 16:59:24,916 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-17 16:59:24,916 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:59:24,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:59:24,916 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 16:59:24,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 16:59:24,917 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 16:59:24,917 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 16:59:24,917 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-10-17 16:59:24,918 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-10-17 16:59:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-17 16:59:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-17 16:59:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 16:59:24,921 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 16:59:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 16:59:24,921 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 16:59:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:24,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:59:24,922 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:59:25,603 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:25,607 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:26,696 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-17 16:59:26,696 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-17 16:59:27,226 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6055: SUMMARY for call #t~ret304#1.base, #t~ret304#1.offset := get_current(); srcloc: null [2022-10-17 16:59:27,226 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6055-1: ~tmp___7~1#1.base, ~tmp___7~1#1.offset := #t~ret304#1.base, #t~ret304#1.offset;havoc #t~ret304#1.base, #t~ret304#1.offset;~__ptr___3~0#1.base, ~__ptr___3~0#1.offset := ~tmp___7~1#1.base, ~tmp___7~1#1.offset; [2022-10-17 16:59:27,226 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2022-10-17 16:59:27,226 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2022-10-17 16:59:27,227 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-17 16:59:27,227 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-17 16:59:27,227 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5979: SUMMARY for call #t~ret294#1.base, #t~ret294#1.offset := get_current(); srcloc: null [2022-10-17 16:59:27,227 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5979-1: ~tmp___1~3#1.base, ~tmp___1~3#1.offset := #t~ret294#1.base, #t~ret294#1.offset;havoc #t~ret294#1.base, #t~ret294#1.offset;~__ptr~0#1.base, ~__ptr~0#1.offset := ~tmp___1~3#1.base, ~tmp___1~3#1.offset; [2022-10-17 16:59:27,246 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:59:29,175 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !false; [2022-10-17 16:59:29,176 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume false; [2022-10-17 16:59:29,264 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:29,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:29,711 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:59:29,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:29 BoogieIcfgContainer [2022-10-17 16:59:29,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:29,720 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:29,720 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:29,733 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:29,733 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:29" (1/1) ... [2022-10-17 16:59:29,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:29,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 441 states and 677 transitions. [2022-10-17 16:59:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 677 transitions. [2022-10-17 16:59:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:29,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,836 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 16:59:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 440 states and 674 transitions. [2022-10-17 16:59:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 674 transitions. [2022-10-17 16:59:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:31,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,512 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 16:59:31,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 454 states and 776 transitions. [2022-10-17 16:59:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 776 transitions. [2022-10-17 16:59:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:59:31,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,222 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 16:59:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 460 states and 855 transitions. [2022-10-17 16:59:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 855 transitions. [2022-10-17 16:59:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:32,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 461 states and 855 transitions. [2022-10-17 16:59:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 855 transitions. [2022-10-17 16:59:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:32,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,015 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 16:59:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 465 states and 909 transitions. [2022-10-17 16:59:33,374 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 909 transitions. [2022-10-17 16:59:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:33,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,683 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 16:59:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 465 states and 907 transitions. [2022-10-17 16:59:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 907 transitions. [2022-10-17 16:59:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:33,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,985 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 16:59:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 470 states and 961 transitions. [2022-10-17 16:59:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 961 transitions. [2022-10-17 16:59:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:34,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,632 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 16:59:34,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 477 states and 993 transitions. [2022-10-17 16:59:34,878 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 993 transitions. [2022-10-17 16:59:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:59:34,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,076 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 16:59:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 483 states and 1047 transitions. [2022-10-17 16:59:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1047 transitions. [2022-10-17 16:59:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:35,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,017 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 16:59:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 490 states and 1101 transitions. [2022-10-17 16:59:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1101 transitions. [2022-10-17 16:59:36,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:36,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 491 states and 1101 transitions. [2022-10-17 16:59:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1101 transitions. [2022-10-17 16:59:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:37,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 491 states and 1099 transitions. [2022-10-17 16:59:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1099 transitions. [2022-10-17 16:59:37,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:37,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,828 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 16:59:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 499 states and 1153 transitions. [2022-10-17 16:59:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1153 transitions. [2022-10-17 16:59:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:39,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 504 states and 1234 transitions. [2022-10-17 16:59:39,952 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1234 transitions. [2022-10-17 16:59:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:59:39,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 508 states and 1242 transitions. [2022-10-17 16:59:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1242 transitions. [2022-10-17 16:59:40,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:40,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,726 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 16:59:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 518 states and 1275 transitions. [2022-10-17 16:59:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1275 transitions. [2022-10-17 16:59:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:41,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:41,418 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 16:59:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 527 states and 1329 transitions. [2022-10-17 16:59:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1329 transitions. [2022-10-17 16:59:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:43,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 529 states and 1333 transitions. [2022-10-17 16:59:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1333 transitions. [2022-10-17 16:59:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:43,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:43,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 531 states and 1339 transitions. [2022-10-17 16:59:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1339 transitions. [2022-10-17 16:59:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:43,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:44,274 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:44,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 533 states and 1344 transitions. [2022-10-17 16:59:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1344 transitions. [2022-10-17 16:59:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:44,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:44,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:44,673 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 16:59:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 543 states and 1398 transitions. [2022-10-17 16:59:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1398 transitions. [2022-10-17 16:59:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:46,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:46,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 544 states and 1398 transitions. [2022-10-17 16:59:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1398 transitions. [2022-10-17 16:59:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:46,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:46,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:47,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 545 states and 1398 transitions. [2022-10-17 16:59:47,099 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1398 transitions. [2022-10-17 16:59:47,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:47,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:47,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:47,529 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 16:59:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 545 states and 1396 transitions. [2022-10-17 16:59:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1396 transitions. [2022-10-17 16:59:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:47,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:47,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.