./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.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_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/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_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/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_54962015-6ff5-4fc9-b2df-22967e9eb18d/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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- 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 16:32:11,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:11,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:11,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:11,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:11,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:11,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:11,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:11,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:11,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:11,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:11,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:11,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:11,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:11,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:11,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:11,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:11,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:11,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:11,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:11,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:11,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:11,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:11,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:11,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:11,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:11,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:11,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:11,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:11,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:11,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:11,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:11,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:11,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:11,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:11,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:11,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:11,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:11,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:11,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:11,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:11,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:32:11,920 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:11,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:11,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:11,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:11,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:11,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:11,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:11,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:11,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:11,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:11,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:11,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:11,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:11,924 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:11,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:11,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:11,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:11,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:11,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:11,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:11,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:11,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:11,926 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:11,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:11,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:11,927 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_54962015-6ff5-4fc9-b2df-22967e9eb18d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2022-10-17 16:32:12,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:12,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:12,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:12,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:12,198 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:12,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2022-10-17 16:32:12,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/data/aa44b22e6/5682ebda13f64dd19e50b93aeeb567c1/FLAG063fb0b48 [2022-10-17 16:32:13,125 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:13,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2022-10-17 16:32:13,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/data/aa44b22e6/5682ebda13f64dd19e50b93aeeb567c1/FLAG063fb0b48 [2022-10-17 16:32:13,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/data/aa44b22e6/5682ebda13f64dd19e50b93aeeb567c1 [2022-10-17 16:32:13,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:13,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:13,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:13,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:13,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:13,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:13" (1/1) ... [2022-10-17 16:32:13,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1996da78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:13, skipping insertion in model container [2022-10-17 16:32:13,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:13" (1/1) ... [2022-10-17 16:32:13,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:13,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:14,254 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2022-10-17 16:32:14,254 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2022-10-17 16:32:14,553 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_54962015-6ff5-4fc9-b2df-22967e9eb18d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2022-10-17 16:32:15,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:15,729 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:15,804 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2022-10-17 16:32:15,804 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2022-10-17 16:32:15,813 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_54962015-6ff5-4fc9-b2df-22967e9eb18d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2022-10-17 16:32:16,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:16,265 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:16,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16 WrapperNode [2022-10-17 16:32:16,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:16,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:16,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:16,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:16,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,653 INFO L138 Inliner]: procedures = 199, calls = 1517, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 3890 [2022-10-17 16:32:16,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:16,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:16,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:16,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:16,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:16,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:17,000 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:17,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:17,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:17,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:17,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:17,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:17,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:16" (1/1) ... [2022-10-17 16:32:17,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:17,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:17,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:17,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54962015-6ff5-4fc9-b2df-22967e9eb18d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:17,161 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2022-10-17 16:32:17,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2022-10-17 16:32:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2022-10-17 16:32:17,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2022-10-17 16:32:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 16:32:17,162 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 16:32:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:32:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:32:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:32:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:32:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2022-10-17 16:32:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2022-10-17 16:32:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:32:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:32:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2022-10-17 16:32:17,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2022-10-17 16:32:17,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2022-10-17 16:32:17,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2022-10-17 16:32:17,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:32:17,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:32:17,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-10-17 16:32:17,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-10-17 16:32:17,164 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-10-17 16:32:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-10-17 16:32:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2022-10-17 16:32:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2022-10-17 16:32:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2022-10-17 16:32:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2022-10-17 16:32:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2022-10-17 16:32:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2022-10-17 16:32:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2022-10-17 16:32:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2022-10-17 16:32:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 16:32:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 16:32:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2022-10-17 16:32:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2022-10-17 16:32:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:32:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:32:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:32:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:32:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2022-10-17 16:32:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2022-10-17 16:32:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:32:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:32:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2022-10-17 16:32:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2022-10-17 16:32:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2022-10-17 16:32:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2022-10-17 16:32:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:32:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:32:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 16:32:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 16:32:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2022-10-17 16:32:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2022-10-17 16:32:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2022-10-17 16:32:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2022-10-17 16:32:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:32:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:32:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2022-10-17 16:32:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2022-10-17 16:32:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:32:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:32:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:32:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:32:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 16:32:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 16:32:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2022-10-17 16:32:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2022-10-17 16:32:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 16:32:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 16:32:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:32:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:32:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2022-10-17 16:32:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2022-10-17 16:32:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:32:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:32:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:32:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2022-10-17 16:32:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2022-10-17 16:32:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:32:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:32:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 16:32:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 16:32:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2022-10-17 16:32:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2022-10-17 16:32:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:32:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:32:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2022-10-17 16:32:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2022-10-17 16:32:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2022-10-17 16:32:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2022-10-17 16:32:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2022-10-17 16:32:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2022-10-17 16:32:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2022-10-17 16:32:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2022-10-17 16:32:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:32:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:32:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:32:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 16:32:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 16:32:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-10-17 16:32:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-10-17 16:32:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:32:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:32:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2022-10-17 16:32:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2022-10-17 16:32:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2022-10-17 16:32:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2022-10-17 16:32:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2022-10-17 16:32:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 16:32:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 16:32:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:32:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:32:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-17 16:32:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-17 16:32:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-17 16:32:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-17 16:32:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 16:32:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 16:32:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2022-10-17 16:32:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2022-10-17 16:32:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2022-10-17 16:32:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2022-10-17 16:32:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-10-17 16:32:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-10-17 16:32:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2022-10-17 16:32:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2022-10-17 16:32:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-10-17 16:32:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2022-10-17 16:32:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:32:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:32:17,898 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:17,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:18,666 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:32:41,664 INFO L276 CfgBuilder]: Performing block encoding