./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3dd05bb698cea81d70350464dc4fa8e01b7cc42a2d66dcd4f76502f309bf8c69 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:01:06,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:01:06,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:01:06,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:01:06,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:01:06,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:01:06,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:01:06,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:01:06,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:01:06,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:01:06,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:01:06,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:01:06,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:01:06,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:01:06,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:01:06,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:01:06,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:01:06,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:01:06,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:01:06,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:01:06,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:01:06,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:01:06,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:01:06,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:01:06,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:01:06,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:01:06,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:01:06,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:01:06,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:01:06,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:01:06,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:01:06,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:01:06,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:01:06,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:01:06,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:01:06,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:01:06,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:01:06,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:01:06,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:01:06,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:01:06,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:01:06,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:01:06,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:01:06,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:01:06,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:01:06,842 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:01:06,842 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:01:06,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:01:06,843 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:01:06,843 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:01:06,843 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:01:06,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:01:06,844 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:01:06,844 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:01:06,844 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:01:06,844 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:01:06,844 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:01:06,845 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:01:06,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:01:06,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:01:06,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:01:06,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:01:06,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:01:06,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:01:06,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:01:06,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:01:06,847 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:01:06,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:01:06,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:01:06,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:01:06,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:06,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:01:06,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:01:06,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:01:06,849 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:01:06,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:01:06,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:01:06,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:01:06,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:01:06,850 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd05bb698cea81d70350464dc4fa8e01b7cc42a2d66dcd4f76502f309bf8c69 [2021-11-19 14:01:07,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:01:07,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:01:07,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:01:07,159 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:01:07,161 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:01:07,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2021-11-19 14:01:07,257 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/c3d4db725/fa3f5e21a0e64b1eb4ee16d02b502450/FLAG707971bee [2021-11-19 14:01:08,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:01:08,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2021-11-19 14:01:08,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/c3d4db725/fa3f5e21a0e64b1eb4ee16d02b502450/FLAG707971bee [2021-11-19 14:01:08,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/c3d4db725/fa3f5e21a0e64b1eb4ee16d02b502450 [2021-11-19 14:01:08,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:01:08,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:01:08,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:08,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:01:08,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:01:08,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:08" (1/1) ... [2021-11-19 14:01:08,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373a59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:08, skipping insertion in model container [2021-11-19 14:01:08,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:08" (1/1) ... [2021-11-19 14:01:08,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:01:08,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:11,715 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,739 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,740 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,749 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,749 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,750 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,758 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,759 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,759 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:11,760 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,507 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,511 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,667 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,680 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,683 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,686 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,688 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,689 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,702 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,715 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,728 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,741 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,753 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,767 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,781 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,801 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,812 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,812 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,852 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,854 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,931 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:12,942 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,006 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,017 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,025 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,043 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,062 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,062 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,141 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,145 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,162 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,162 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,181 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,186 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,198 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,242 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,243 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,244 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,245 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,247 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,249 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,262 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,263 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,264 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,266 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,271 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,278 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,279 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,387 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,389 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,391 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,391 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,392 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,416 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,416 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,417 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,451 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,451 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,451 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,493 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,494 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,494 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,521 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,522 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,522 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,533 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,534 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,534 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,596 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,597 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,597 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,612 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,613 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,613 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,619 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,620 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,621 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,625 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,626 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,627 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,631 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,632 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,633 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,641 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,643 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,647 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,648 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,648 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,649 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,649 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,651 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,653 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,740 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,751 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,762 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,776 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,786 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,797 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,807 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,817 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,829 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,843 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,853 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,862 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,871 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,886 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,895 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,909 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,928 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,943 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,958 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,959 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,974 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,975 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,987 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:13,998 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,009 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,019 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,028 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,039 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,050 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,050 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,067 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,081 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,097 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,107 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,117 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,117 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,118 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,135 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,147 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,181 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,184 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,192 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,204 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,206 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,212 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,219 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,222 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,223 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,224 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,224 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,226 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,227 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,228 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,229 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,236 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,237 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:14,237 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,238 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,254 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,254 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,255 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,256 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,259 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,260 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,260 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,261 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,264 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,265 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,266 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,267 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,269 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,270 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,271 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,272 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,275 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,275 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,276 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,277 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,280 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,281 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,282 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,283 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,286 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,287 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,287 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,289 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,292 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,292 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,293 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,294 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,316 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,316 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,346 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,364 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,746 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2021-11-19 14:01:15,749 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2021-11-19 14:01:15,750 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2021-11-19 14:01:15,750 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2021-11-19 14:01:15,816 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,821 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:15,826 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:15,895 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:01:15,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a46a6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:15, skipping insertion in model container [2021-11-19 14:01:15,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:15,896 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:01:15,900 INFO L158 Benchmark]: Toolchain (without parser) took 7255.34ms. Allocated memory was 111.1MB in the beginning and 243.3MB in the end (delta: 132.1MB). Free memory was 73.8MB in the beginning and 154.9MB in the end (delta: -81.1MB). Peak memory consumption was 112.1MB. Max. memory is 16.1GB. [2021-11-19 14:01:15,901 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:01:15,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7250.85ms. Allocated memory was 111.1MB in the beginning and 243.3MB in the end (delta: 132.1MB). Free memory was 73.8MB in the beginning and 154.9MB in the end (delta: -81.1MB). Peak memory consumption was 112.1MB. Max. memory is 16.1GB. [2021-11-19 14:01:15,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7250.85ms. Allocated memory was 111.1MB in the beginning and 243.3MB in the end (delta: 132.1MB). Free memory was 73.8MB in the beginning and 154.9MB in the end (delta: -81.1MB). Peak memory consumption was 112.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6794]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3dd05bb698cea81d70350464dc4fa8e01b7cc42a2d66dcd4f76502f309bf8c69 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:01:18,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:01:18,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:01:18,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:01:18,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:01:18,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:01:18,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:01:18,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:01:18,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:01:18,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:01:18,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:01:18,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:01:18,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:01:18,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:01:18,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:01:18,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:01:18,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:01:18,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:01:18,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:01:18,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:01:18,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:01:18,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:01:18,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:01:18,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:01:18,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:01:18,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:01:18,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:01:18,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:01:18,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:01:18,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:01:18,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:01:18,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:01:18,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:01:18,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:01:18,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:01:18,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:01:18,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:01:18,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:01:18,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:01:18,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:01:18,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:01:18,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:01:18,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:01:18,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:01:18,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:01:18,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:01:18,432 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:01:18,432 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:01:18,433 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:01:18,433 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:01:18,433 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:01:18,433 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:01:18,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:01:18,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:01:18,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:01:18,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:01:18,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:01:18,435 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:01:18,436 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:01:18,436 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:01:18,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:01:18,436 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:01:18,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:01:18,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:01:18,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:01:18,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:01:18,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:18,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:01:18,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:01:18,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:01:18,445 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:01:18,445 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:01:18,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:01:18,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:01:18,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:01:18,446 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd05bb698cea81d70350464dc4fa8e01b7cc42a2d66dcd4f76502f309bf8c69 [2021-11-19 14:01:18,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:01:18,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:01:18,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:01:18,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:01:18,945 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:01:18,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2021-11-19 14:01:19,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/3a332d589/b2cc8708a8564212a907f12e35bd2aeb/FLAG5f7122878 [2021-11-19 14:01:20,373 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:01:20,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2021-11-19 14:01:20,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/3a332d589/b2cc8708a8564212a907f12e35bd2aeb/FLAG5f7122878 [2021-11-19 14:01:20,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/data/3a332d589/b2cc8708a8564212a907f12e35bd2aeb [2021-11-19 14:01:20,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:01:20,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:01:20,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:20,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:01:20,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:01:20,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:20" (1/1) ... [2021-11-19 14:01:21,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1f970b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:21, skipping insertion in model container [2021-11-19 14:01:21,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:20" (1/1) ... [2021-11-19 14:01:21,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:01:21,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:25,484 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:28,032 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2021-11-19 14:01:28,035 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2021-11-19 14:01:28,036 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2021-11-19 14:01:28,036 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2021-11-19 14:01:28,074 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:28,163 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:01:28,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:29,157 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2021-11-19 14:01:29,157 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2021-11-19 14:01:29,158 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2021-11-19 14:01:29,159 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2021-11-19 14:01:29,172 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:29,229 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:01:30,155 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2021-11-19 14:01:30,156 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2021-11-19 14:01:30,157 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2021-11-19 14:01:30,162 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_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2021-11-19 14:01:30,176 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:30,652 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:01:30,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30 WrapperNode [2021-11-19 14:01:30,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:30,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:30,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:01:30,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:01:30,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:30,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:31,403 INFO L137 Inliner]: procedures = 664, calls = 6815, calls flagged for inlining = 340, calls inlined = 327, statements flattened = 14054 [2021-11-19 14:01:31,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:31,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:01:31,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:01:31,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:01:31,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:31,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:31,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:31,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:31,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:32,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:32,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:32,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:01:32,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:01:32,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:01:32,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:01:32,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (1/1) ... [2021-11-19 14:01:32,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:32,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:01:32,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:01:32,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:01:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2021-11-19 14:01:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2021-11-19 14:01:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2021-11-19 14:01:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2021-11-19 14:01:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-19 14:01:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2021-11-19 14:01:32,420 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2021-11-19 14:01:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-19 14:01:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure reset_airo_card [2021-11-19 14:01:32,420 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_airo_card [2021-11-19 14:01:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-19 14:01:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-19 14:01:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2021-11-19 14:01:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2021-11-19 14:01:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 14:01:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 14:01:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure wifi_setup [2021-11-19 14:01:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure wifi_setup [2021-11-19 14:01:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-19 14:01:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-19 14:01:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:01:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:01:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2021-11-19 14:01:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2021-11-19 14:01:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure age_mic_context [2021-11-19 14:01:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure age_mic_context [2021-11-19 14:01:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2021-11-19 14:01:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2021-11-19 14:01:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2021-11-19 14:01:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2021-11-19 14:01:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-19 14:01:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-19 14:01:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-19 14:01:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-19 14:01:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 14:01:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 14:01:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2021-11-19 14:01:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2021-11-19 14:01:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2021-11-19 14:01:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2021-11-19 14:01:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2021-11-19 14:01:32,428 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2021-11-19 14:01:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-19 14:01:32,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-19 14:01:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2021-11-19 14:01:32,430 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2021-11-19 14:01:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-11-19 14:01:32,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-11-19 14:01:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-11-19 14:01:32,431 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-11-19 14:01:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-11-19 14:01:32,432 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-11-19 14:01:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2021-11-19 14:01:32,432 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2021-11-19 14:01:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-19 14:01:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2021-11-19 14:01:32,432 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2021-11-19 14:01:32,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 14:01:32,433 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 14:01:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 14:01:32,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 14:01:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-19 14:01:32,434 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-19 14:01:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2021-11-19 14:01:32,434 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2021-11-19 14:01:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-19 14:01:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-19 14:01:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 14:01:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 14:01:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 14:01:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 14:01:32,436 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2021-11-19 14:01:32,436 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2021-11-19 14:01:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-19 14:01:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-19 14:01:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-19 14:01:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-19 14:01:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2021-11-19 14:01:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2021-11-19 14:01:32,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:01:32,438 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-19 14:01:32,439 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-19 14:01:32,439 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2021-11-19 14:01:32,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2021-11-19 14:01:32,439 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2021-11-19 14:01:32,439 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2021-11-19 14:01:32,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 14:01:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:01:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-19 14:01:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-19 14:01:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:01:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2021-11-19 14:01:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2021-11-19 14:01:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:01:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-19 14:01:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-19 14:01:32,441 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 14:01:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 14:01:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 14:01:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 14:01:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2021-11-19 14:01:32,443 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2021-11-19 14:01:32,443 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-19 14:01:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-19 14:01:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2021-11-19 14:01:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2021-11-19 14:01:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-19 14:01:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-19 14:01:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2021-11-19 14:01:32,449 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2021-11-19 14:01:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:01:32,449 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-19 14:01:32,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-19 14:01:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-19 14:01:32,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-19 14:01:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2021-11-19 14:01:32,458 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2021-11-19 14:01:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 14:01:32,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 14:01:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2021-11-19 14:01:32,459 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2021-11-19 14:01:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2021-11-19 14:01:32,459 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2021-11-19 14:01:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2021-11-19 14:01:32,459 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2021-11-19 14:01:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:01:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:01:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 14:01:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 14:01:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2021-11-19 14:01:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2021-11-19 14:01:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-11-19 14:01:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-11-19 14:01:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-19 14:01:32,461 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-19 14:01:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 14:01:32,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 14:01:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2021-11-19 14:01:32,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2021-11-19 14:01:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-19 14:01:32,462 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-19 14:01:32,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-19 14:01:32,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-19 14:01:32,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:01:32,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:01:32,462 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-19 14:01:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-19 14:01:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2021-11-19 14:01:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2021-11-19 14:01:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2021-11-19 14:01:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2021-11-19 14:01:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:01:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-19 14:01:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-19 14:01:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-19 14:01:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-19 14:01:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-19 14:01:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-19 14:01:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-19 14:01:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-19 14:01:32,465 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2021-11-19 14:01:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2021-11-19 14:01:32,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:01:32,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 14:01:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 14:01:32,465 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:01:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:01:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:01:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2021-11-19 14:01:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2021-11-19 14:01:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 14:01:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:01:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2021-11-19 14:01:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2021-11-19 14:01:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:01:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-19 14:01:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-19 14:01:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:01:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:01:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:01:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-19 14:01:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-19 14:01:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2021-11-19 14:01:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2021-11-19 14:01:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-19 14:01:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-19 14:01:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2021-11-19 14:01:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2021-11-19 14:01:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 14:01:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 14:01:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2021-11-19 14:01:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2021-11-19 14:01:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-19 14:01:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-19 14:01:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 14:01:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 14:01:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2021-11-19 14:01:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2021-11-19 14:01:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2021-11-19 14:01:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2021-11-19 14:01:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 14:01:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 14:01:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:01:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-19 14:01:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-19 14:01:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:01:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:01:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2021-11-19 14:01:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2021-11-19 14:01:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-19 14:01:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-19 14:01:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2021-11-19 14:01:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2021-11-19 14:01:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-19 14:01:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-19 14:01:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2021-11-19 14:01:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2021-11-19 14:01:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:01:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-19 14:01:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-19 14:01:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 14:01:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 14:01:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-19 14:01:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-19 14:01:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:01:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2021-11-19 14:01:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2021-11-19 14:01:32,476 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-19 14:01:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-19 14:01:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:01:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:01:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:01:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:01:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 14:01:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 14:01:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-11-19 14:01:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-11-19 14:01:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-19 14:01:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-19 14:01:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2021-11-19 14:01:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2021-11-19 14:01:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2021-11-19 14:01:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2021-11-19 14:01:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2021-11-19 14:01:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2021-11-19 14:01:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2021-11-19 14:01:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2021-11-19 14:01:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-19 14:01:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-19 14:01:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2021-11-19 14:01:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2021-11-19 14:01:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:01:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:01:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2021-11-19 14:01:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2021-11-19 14:01:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-19 14:01:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-19 14:01:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_airo_cleanup_module_23_2 [2021-11-19 14:01:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_airo_cleanup_module_23_2 [2021-11-19 14:01:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-11-19 14:01:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-11-19 14:01:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-19 14:01:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-19 14:01:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2021-11-19 14:01:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2021-11-19 14:01:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 14:01:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 14:01:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-19 14:01:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-19 14:01:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:01:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-19 14:01:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-19 14:01:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2021-11-19 14:01:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2021-11-19 14:01:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-19 14:01:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-19 14:01:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:01:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-19 14:01:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-19 14:01:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2021-11-19 14:01:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2021-11-19 14:01:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2021-11-19 14:01:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2021-11-19 14:01:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-19 14:01:32,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2021-11-19 14:01:32,489 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:01:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:01:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-19 14:01:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-19 14:01:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2021-11-19 14:01:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2021-11-19 14:01:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2021-11-19 14:01:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2021-11-19 14:01:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-19 14:01:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-19 14:01:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-19 14:01:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-19 14:01:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-19 14:01:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-19 14:01:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2021-11-19 14:01:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2021-11-19 14:01:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-19 14:01:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-19 14:01:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 14:01:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 14:01:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2021-11-19 14:01:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2021-11-19 14:01:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2021-11-19 14:01:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2021-11-19 14:01:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-19 14:01:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-19 14:01:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-19 14:01:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-19 14:01:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2021-11-19 14:01:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2021-11-19 14:01:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2021-11-19 14:01:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2021-11-19 14:01:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-19 14:01:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-19 14:01:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2021-11-19 14:01:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2021-11-19 14:01:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2021-11-19 14:01:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2021-11-19 14:01:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 14:01:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 14:01:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 14:01:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 14:01:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2021-11-19 14:01:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2021-11-19 14:01:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2021-11-19 14:01:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2021-11-19 14:01:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2021-11-19 14:01:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2021-11-19 14:01:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 14:01:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 14:01:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-19 14:01:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-19 14:01:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:01:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:01:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2021-11-19 14:01:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2021-11-19 14:01:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-19 14:01:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-19 14:01:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2021-11-19 14:01:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2021-11-19 14:01:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2021-11-19 14:01:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2021-11-19 14:01:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:01:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:01:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:01:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:01:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2021-11-19 14:01:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2021-11-19 14:01:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-19 14:01:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-19 14:01:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-19 14:01:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-19 14:01:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:01:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:01:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2021-11-19 14:01:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2021-11-19 14:01:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-19 14:01:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-19 14:01:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2021-11-19 14:01:32,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2021-11-19 14:01:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-19 14:01:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-19 14:01:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-19 14:01:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-19 14:01:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2021-11-19 14:01:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2021-11-19 14:01:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-19 14:01:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-19 14:01:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-11-19 14:01:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-11-19 14:01:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 14:01:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 14:01:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2021-11-19 14:01:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2021-11-19 14:01:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2021-11-19 14:01:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2021-11-19 14:01:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-19 14:01:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-19 14:01:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2021-11-19 14:01:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2021-11-19 14:01:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2021-11-19 14:01:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2021-11-19 14:01:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2021-11-19 14:01:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2021-11-19 14:01:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-19 14:01:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-19 14:01:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2021-11-19 14:01:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2021-11-19 14:01:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-19 14:01:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-19 14:01:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-19 14:01:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-19 14:01:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2021-11-19 14:01:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2021-11-19 14:01:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 14:01:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 14:01:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2021-11-19 14:01:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2021-11-19 14:01:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-19 14:01:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-19 14:01:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2021-11-19 14:01:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2021-11-19 14:01:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2021-11-19 14:01:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2021-11-19 14:01:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2021-11-19 14:01:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2021-11-19 14:01:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2021-11-19 14:01:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2021-11-19 14:01:34,145 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:01:34,150 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:01:36,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 14:04:58,294 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-19 14:05:00,346 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:05:00,393 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:05:00,393 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-19 14:05:00,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:05:00 BoogieIcfgContainer [2021-11-19 14:05:00,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:05:00,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:05:00,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:05:00,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:05:00,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:01:20" (1/3) ... [2021-11-19 14:05:00,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72b267b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:05:00, skipping insertion in model container [2021-11-19 14:05:00,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:30" (2/3) ... [2021-11-19 14:05:00,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72b267b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:05:00, skipping insertion in model container [2021-11-19 14:05:00,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:05:00" (3/3) ... [2021-11-19 14:05:00,417 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2021-11-19 14:05:00,425 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:05:00,425 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:05:00,515 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:05:00,523 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:05:00,523 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:05:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand has 4897 states, 3307 states have (on average 1.3314182038101) internal successors, (4403), 3421 states have internal predecessors, (4403), 1399 states have call successors, (1399), 192 states have call predecessors, (1399), 191 states have return successors, (1392), 1345 states have call predecessors, (1392), 1392 states have call successors, (1392) [2021-11-19 14:05:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2021-11-19 14:05:00,727 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:00,729 INFO L514 BasicCegarLoop]: trace histogram [60, 60, 59, 59, 59, 59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:00,730 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:00,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:00,737 INFO L85 PathProgramCache]: Analyzing trace with hash 872913863, now seen corresponding path program 1 times [2021-11-19 14:05:00,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:00,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929761171] [2021-11-19 14:05:00,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:00,766 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:00,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:00,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:00,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:05:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:07,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 4652 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:05:07,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 15399 trivial. 0 not checked. [2021-11-19 14:05:10,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15576 trivial. 0 not checked. [2021-11-19 14:05:13,163 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:13,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929761171] [2021-11-19 14:05:13,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929761171] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:13,164 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:13,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:05:13,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980212295] [2021-11-19 14:05:13,168 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:13,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:05:13,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:13,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:05:13,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:05:13,232 INFO L87 Difference]: Start difference. First operand has 4897 states, 3307 states have (on average 1.3314182038101) internal successors, (4403), 3421 states have internal predecessors, (4403), 1399 states have call successors, (1399), 192 states have call predecessors, (1399), 191 states have return successors, (1392), 1345 states have call predecessors, (1392), 1392 states have call successors, (1392) Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-19 14:05:16,131 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:06:20,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:20,643 INFO L93 Difference]: Finished difference Result 18859 states and 28359 transitions. [2021-11-19 14:06:20,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:06:20,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 681 [2021-11-19 14:06:20,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:20,909 INFO L225 Difference]: With dead ends: 18859 [2021-11-19 14:06:20,909 INFO L226 Difference]: Without dead ends: 14066 [2021-11-19 14:06:21,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1360 GetRequests, 1358 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:06:21,035 INFO L933 BasicCegarLoop]: 9762 mSDtfsCounter, 13858 mSDsluCounter, 17768 mSDsCounter, 0 mSdLazyCounter, 2828 mSolverCounterSat, 32 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13858 SdHoareTripleChecker+Valid, 27530 SdHoareTripleChecker+Invalid, 2861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 2828 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:21,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13858 Valid, 27530 Invalid, 2861 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [32 Valid, 2828 Invalid, 1 Unknown, 0 Unchecked, 66.0s Time] [2021-11-19 14:06:21,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14066 states. [2021-11-19 14:06:22,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14066 to 14057. [2021-11-19 14:06:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14057 states, 9526 states have (on average 1.3338232206592484) internal successors, (12706), 9871 states have internal predecessors, (12706), 3969 states have call successors, (3969), 562 states have call predecessors, (3969), 561 states have return successors, (3965), 3824 states have call predecessors, (3965), 3965 states have call successors, (3965) [2021-11-19 14:06:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14057 states to 14057 states and 20640 transitions. [2021-11-19 14:06:22,658 INFO L78 Accepts]: Start accepts. Automaton has 14057 states and 20640 transitions. Word has length 681 [2021-11-19 14:06:22,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:22,665 INFO L470 AbstractCegarLoop]: Abstraction has 14057 states and 20640 transitions. [2021-11-19 14:06:22,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-19 14:06:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 14057 states and 20640 transitions. [2021-11-19 14:06:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2021-11-19 14:06:22,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:22,793 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:22,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:23,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:23,010 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:23,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1577958258, now seen corresponding path program 1 times [2021-11-19 14:06:23,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:23,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911054715] [2021-11-19 14:06:23,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:23,020 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:23,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:23,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:23,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:06:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:31,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 4918 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:06:31,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 15637 trivial. 0 not checked. [2021-11-19 14:06:33,817 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:36,195 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16037 trivial. 0 not checked. [2021-11-19 14:06:36,196 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:36,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911054715] [2021-11-19 14:06:36,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911054715] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:36,196 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:36,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:06:36,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067155385] [2021-11-19 14:06:36,197 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:36,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:06:36,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:36,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:06:36,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:06:36,204 INFO L87 Difference]: Start difference. First operand 14057 states and 20640 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-19 14:06:38,432 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:06:39,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:39,056 INFO L93 Difference]: Finished difference Result 24616 states and 36019 transitions. [2021-11-19 14:06:39,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:06:39,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) Word has length 786 [2021-11-19 14:06:39,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:39,272 INFO L225 Difference]: With dead ends: 24616 [2021-11-19 14:06:39,272 INFO L226 Difference]: Without dead ends: 14058 [2021-11-19 14:06:39,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1570 GetRequests, 1569 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:06:39,356 INFO L933 BasicCegarLoop]: 7138 mSDtfsCounter, 0 mSDsluCounter, 7134 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:39,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 14272 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:06:39,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14058 states. [2021-11-19 14:06:40,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14058 to 14058. [2021-11-19 14:06:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 9527 states have (on average 1.3337881809593786) internal successors, (12707), 9872 states have internal predecessors, (12707), 3969 states have call successors, (3969), 562 states have call predecessors, (3969), 561 states have return successors, (3965), 3824 states have call predecessors, (3965), 3965 states have call successors, (3965) [2021-11-19 14:06:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 20641 transitions. [2021-11-19 14:06:40,731 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 20641 transitions. Word has length 786 [2021-11-19 14:06:40,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:40,734 INFO L470 AbstractCegarLoop]: Abstraction has 14058 states and 20641 transitions. [2021-11-19 14:06:40,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-19 14:06:40,735 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 20641 transitions. [2021-11-19 14:06:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2021-11-19 14:06:40,817 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:40,819 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:40,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:41,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:41,036 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:41,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:41,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1096878000, now seen corresponding path program 1 times [2021-11-19 14:06:41,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:41,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1642922090] [2021-11-19 14:06:41,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:41,045 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:41,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:41,046 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:41,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:06:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:49,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 4918 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:06:49,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:52,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 15637 trivial. 0 not checked. [2021-11-19 14:06:52,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16037 trivial. 0 not checked. [2021-11-19 14:06:55,327 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:55,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1642922090] [2021-11-19 14:06:55,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1642922090] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:55,328 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:55,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-19 14:06:55,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110061878] [2021-11-19 14:06:55,329 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:55,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:06:55,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:55,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:06:55,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:06:55,333 INFO L87 Difference]: Start difference. First operand 14058 states and 20641 transitions. Second operand has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-19 14:06:57,602 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:06:59,623 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:12,471 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:14,494 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:21,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:07:21,663 INFO L93 Difference]: Finished difference Result 31937 states and 47516 transitions. [2021-11-19 14:07:21,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:07:21,665 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) Word has length 786 [2021-11-19 14:07:21,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:07:21,857 INFO L225 Difference]: With dead ends: 31937 [2021-11-19 14:07:21,857 INFO L226 Difference]: Without dead ends: 21378 [2021-11-19 14:07:21,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1574 GetRequests, 1566 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:07:21,933 INFO L933 BasicCegarLoop]: 12296 mSDtfsCounter, 10785 mSDsluCounter, 38880 mSDsCounter, 0 mSdLazyCounter, 591 mSolverCounterSat, 2874 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11358 SdHoareTripleChecker+Valid, 51176 SdHoareTripleChecker+Invalid, 3469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2874 IncrementalHoareTripleChecker+Valid, 591 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:07:21,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11358 Valid, 51176 Invalid, 3469 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2874 Valid, 591 Invalid, 4 Unknown, 0 Unchecked, 24.6s Time] [2021-11-19 14:07:21,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21378 states. [2021-11-19 14:07:23,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21378 to 14061. [2021-11-19 14:07:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14061 states, 9530 states have (on average 1.3336831059811123) internal successors, (12710), 9875 states have internal predecessors, (12710), 3969 states have call successors, (3969), 562 states have call predecessors, (3969), 561 states have return successors, (3965), 3824 states have call predecessors, (3965), 3965 states have call successors, (3965) [2021-11-19 14:07:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14061 states to 14061 states and 20644 transitions. [2021-11-19 14:07:23,606 INFO L78 Accepts]: Start accepts. Automaton has 14061 states and 20644 transitions. Word has length 786 [2021-11-19 14:07:23,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:07:23,609 INFO L470 AbstractCegarLoop]: Abstraction has 14061 states and 20644 transitions. [2021-11-19 14:07:23,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-19 14:07:23,610 INFO L276 IsEmpty]: Start isEmpty. Operand 14061 states and 20644 transitions. [2021-11-19 14:07:23,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2021-11-19 14:07:23,662 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:07:23,663 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:07:23,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:07:23,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:07:23,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:07:23,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:07:23,879 INFO L85 PathProgramCache]: Analyzing trace with hash 652977326, now seen corresponding path program 1 times [2021-11-19 14:07:23,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:07:23,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985168121] [2021-11-19 14:07:23,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:23,891 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:07:23,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:07:23,893 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:07:23,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:07:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:31,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 4918 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:07:31,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:08:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-19 14:08:04,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:08:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-19 14:08:13,250 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:08:13,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985168121] [2021-11-19 14:08:13,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985168121] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:08:13,250 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:08:13,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-19 14:08:13,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825108267] [2021-11-19 14:08:13,252 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:08:13,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:08:13,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:08:13,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:08:13,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:08:13,256 INFO L87 Difference]: Start difference. First operand 14061 states and 20644 transitions. Second operand has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (149), 4 states have call predecessors, (149), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) [2021-11-19 14:08:15,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:08:15,848 INFO L93 Difference]: Finished difference Result 14067 states and 20649 transitions. [2021-11-19 14:08:15,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:08:15,849 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (149), 4 states have call predecessors, (149), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) Word has length 786 [2021-11-19 14:08:15,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:08:15,958 INFO L225 Difference]: With dead ends: 14067 [2021-11-19 14:08:15,958 INFO L226 Difference]: Without dead ends: 14065 [2021-11-19 14:08:15,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1573 GetRequests, 1565 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:08:15,982 INFO L933 BasicCegarLoop]: 7136 mSDtfsCounter, 6882 mSDsluCounter, 21403 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6884 SdHoareTripleChecker+Valid, 28539 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:08:15,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6884 Valid, 28539 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-19 14:08:16,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14065 states. [2021-11-19 14:08:16,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14065 to 14065. [2021-11-19 14:08:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14065 states, 9533 states have (on average 1.3335780971362634) internal successors, (12713), 9878 states have internal predecessors, (12713), 3969 states have call successors, (3969), 563 states have call predecessors, (3969), 562 states have return successors, (3965), 3824 states have call predecessors, (3965), 3965 states have call successors, (3965) [2021-11-19 14:08:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14065 states to 14065 states and 20647 transitions. [2021-11-19 14:08:17,086 INFO L78 Accepts]: Start accepts. Automaton has 14065 states and 20647 transitions. Word has length 786 [2021-11-19 14:08:17,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:08:17,088 INFO L470 AbstractCegarLoop]: Abstraction has 14065 states and 20647 transitions. [2021-11-19 14:08:17,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (149), 4 states have call predecessors, (149), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) [2021-11-19 14:08:17,089 INFO L276 IsEmpty]: Start isEmpty. Operand 14065 states and 20647 transitions. [2021-11-19 14:08:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2021-11-19 14:08:17,154 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:08:17,155 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:08:17,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-19 14:08:17,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:08:17,369 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:08:17,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:08:17,370 INFO L85 PathProgramCache]: Analyzing trace with hash -306561881, now seen corresponding path program 1 times [2021-11-19 14:08:17,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:08:17,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995377670] [2021-11-19 14:08:17,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:08:17,377 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:08:17,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:08:17,378 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:08:17,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:08:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:08:25,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 4925 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:08:25,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:08:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 16053 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-19 14:08:59,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:09:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 16053 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-19 14:09:09,730 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:09:09,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995377670] [2021-11-19 14:09:09,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995377670] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:09:09,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:09:09,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 14:09:09,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130605011] [2021-11-19 14:09:09,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:09:09,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:09:09,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:09:09,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:09:09,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:09:09,735 INFO L87 Difference]: Start difference. First operand 14065 states and 20647 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2021-11-19 14:09:12,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:09:12,278 INFO L93 Difference]: Finished difference Result 14071 states and 20652 transitions. [2021-11-19 14:09:12,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:09:12,279 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 791 [2021-11-19 14:09:12,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:09:12,379 INFO L225 Difference]: With dead ends: 14071 [2021-11-19 14:09:12,380 INFO L226 Difference]: Without dead ends: 14067 [2021-11-19 14:09:12,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1583 GetRequests, 1575 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:09:12,394 INFO L933 BasicCegarLoop]: 7139 mSDtfsCounter, 6973 mSDsluCounter, 14268 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6974 SdHoareTripleChecker+Valid, 21407 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:09:12,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6974 Valid, 21407 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-19 14:09:12,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14067 states. [2021-11-19 14:09:13,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14067 to 14067. [2021-11-19 14:09:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14067 states, 9535 states have (on average 1.3334032511798637) internal successors, (12714), 9879 states have internal predecessors, (12714), 3969 states have call successors, (3969), 564 states have call predecessors, (3969), 562 states have return successors, (3965), 3824 states have call predecessors, (3965), 3965 states have call successors, (3965) [2021-11-19 14:09:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14067 states to 14067 states and 20648 transitions. [2021-11-19 14:09:13,574 INFO L78 Accepts]: Start accepts. Automaton has 14067 states and 20648 transitions. Word has length 791 [2021-11-19 14:09:13,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:09:13,577 INFO L470 AbstractCegarLoop]: Abstraction has 14067 states and 20648 transitions. [2021-11-19 14:09:13,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2021-11-19 14:09:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 14067 states and 20648 transitions. [2021-11-19 14:09:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2021-11-19 14:09:13,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:09:13,643 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:09:13,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:09:13,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:09:13,844 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:09:13,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:09:13,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1938436082, now seen corresponding path program 1 times [2021-11-19 14:09:13,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:09:13,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [786727830] [2021-11-19 14:09:13,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:09:13,851 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:09:13,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:09:13,852 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:09:13,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:09:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:09:21,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 4932 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:09:21,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:09:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 16059 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16055 trivial. 0 not checked. [2021-11-19 14:09:53,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:10:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16059 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16055 trivial. 0 not checked. [2021-11-19 14:10:02,610 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:10:02,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [786727830] [2021-11-19 14:10:02,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [786727830] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:10:02,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:10:02,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 14:10:02,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449427936] [2021-11-19 14:10:02,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:10:02,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:10:02,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:10:02,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:10:02,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:10:02,614 INFO L87 Difference]: Start difference. First operand 14067 states and 20648 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-19 14:10:05,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:10:05,059 INFO L93 Difference]: Finished difference Result 14067 states and 20648 transitions. [2021-11-19 14:10:05,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:10:05,060 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 796 [2021-11-19 14:10:05,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:10:05,067 INFO L225 Difference]: With dead ends: 14067 [2021-11-19 14:10:05,067 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 14:10:05,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1593 GetRequests, 1585 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:10:05,123 INFO L933 BasicCegarLoop]: 7137 mSDtfsCounter, 6969 mSDsluCounter, 14267 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6969 SdHoareTripleChecker+Valid, 21404 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:10:05,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6969 Valid, 21404 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-19 14:10:05,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 14:10:05,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 14:10:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:10:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 14:10:05,133 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 796 [2021-11-19 14:10:05,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:10:05,134 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 14:10:05,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-19 14:10:05,134 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 14:10:05,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 14:10:05,139 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 14:10:05,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-19 14:10:05,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c77c3f-f1ef-4bd9-8f31-bbfd5111ebb9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:10:05,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.