/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:14:27,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:14:27,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:14:27,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:14:27,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:14:27,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:14:27,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:14:27,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:14:27,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:14:27,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:14:27,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:14:27,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:14:27,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:14:27,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:14:27,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:14:27,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:14:27,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:14:27,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:14:27,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:14:27,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:14:27,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:14:27,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:14:27,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:14:27,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:14:27,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:14:27,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:14:27,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:14:27,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:14:27,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:14:27,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:14:27,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:14:27,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:14:27,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:14:27,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:14:27,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:14:27,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:14:27,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:14:27,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:14:27,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:14:27,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:14:27,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:14:27,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 13:14:27,589 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:14:27,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:14:27,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:14:27,590 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:14:27,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:14:27,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:14:27,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:14:27,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:14:27,595 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:14:27,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:14:27,596 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:14:27,596 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:14:27,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:14:27,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:14:27,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:14:27,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:14:27,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:14:27,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:14:27,598 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:14:27,598 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:14:27,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:14:27,598 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:14:27,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:14:27,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:14:27,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:14:27,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:14:27,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:14:27,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:14:27,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:14:27,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:14:27,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:14:27,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:14:27,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:14:27,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:14:27,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:14:27,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:14:27,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:14:27,979 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:14:27,980 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:14:27,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2022-10-16 13:14:28,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5df192277/55e2778265b1474196e8a1458baf1caf/FLAGf28cbe68c [2022-10-16 13:14:29,185 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:14:29,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2022-10-16 13:14:29,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5df192277/55e2778265b1474196e8a1458baf1caf/FLAGf28cbe68c [2022-10-16 13:14:29,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5df192277/55e2778265b1474196e8a1458baf1caf [2022-10-16 13:14:29,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:14:29,488 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:14:29,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:14:29,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:14:29,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:14:29,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:14:29" (1/1) ... [2022-10-16 13:14:29,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8659db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:29, skipping insertion in model container [2022-10-16 13:14:29,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:14:29" (1/1) ... [2022-10-16 13:14:29,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:14:29,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:14:31,702 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2022-10-16 13:14:33,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:14:33,690 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:14:33,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2022-10-16 13:14:34,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:14:34,580 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:14:34,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34 WrapperNode [2022-10-16 13:14:34,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:14:34,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:14:34,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:14:34,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:14:34,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:34,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,103 INFO L138 Inliner]: procedures = 418, calls = 3842, calls flagged for inlining = 181, calls inlined = 158, statements flattened = 8140 [2022-10-16 13:14:35,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:14:35,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:14:35,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:14:35,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:14:35,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,663 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:14:35,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:14:35,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:14:35,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:14:35,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (1/1) ... [2022-10-16 13:14:35,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:14:35,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:14:35,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 13:14:35,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 13:14:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-10-16 13:14:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-10-16 13:14:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-10-16 13:14:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-10-16 13:14:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2022-10-16 13:14:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2022-10-16 13:14:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-16 13:14:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-16 13:14:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2022-10-16 13:14:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2022-10-16 13:14:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-16 13:14:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-16 13:14:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:14:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:14:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2022-10-16 13:14:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2022-10-16 13:14:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-16 13:14:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-16 13:14:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:14:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-16 13:14:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-16 13:14:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-16 13:14:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 13:14:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 13:14:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-16 13:14:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-16 13:14:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-16 13:14:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-16 13:14:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2022-10-16 13:14:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2022-10-16 13:14:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2022-10-16 13:14:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2022-10-16 13:14:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-10-16 13:14:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-10-16 13:14:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-16 13:14:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-16 13:14:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-16 13:14:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-10-16 13:14:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-10-16 13:14:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-10-16 13:14:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-10-16 13:14:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2022-10-16 13:14:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2022-10-16 13:14:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-10-16 13:14:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-10-16 13:14:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-10-16 13:14:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2022-10-16 13:14:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2022-10-16 13:14:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-16 13:14:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-16 13:14:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:14:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-16 13:14:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-16 13:14:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 13:14:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 13:14:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2022-10-16 13:14:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2022-10-16 13:14:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-10-16 13:14:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-10-16 13:14:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-10-16 13:14:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-10-16 13:14:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-10-16 13:14:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-10-16 13:14:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-16 13:14:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-16 13:14:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-16 13:14:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-16 13:14:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:14:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 13:14:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 13:14:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:14:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-10-16 13:14:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-10-16 13:14:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:14:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 13:14:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 13:14:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-10-16 13:14:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-10-16 13:14:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-10-16 13:14:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-10-16 13:14:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-10-16 13:14:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-10-16 13:14:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:14:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:14:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-10-16 13:14:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-10-16 13:14:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2022-10-16 13:14:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2022-10-16 13:14:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-10-16 13:14:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-10-16 13:14:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-10-16 13:14:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-10-16 13:14:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2022-10-16 13:14:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2022-10-16 13:14:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-16 13:14:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-16 13:14:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 13:14:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-16 13:14:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2022-10-16 13:14:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2022-10-16 13:14:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-10-16 13:14:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-10-16 13:14:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-10-16 13:14:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-10-16 13:14:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-10-16 13:14:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-10-16 13:14:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-10-16 13:14:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:14:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2022-10-16 13:14:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2022-10-16 13:14:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-10-16 13:14:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-10-16 13:14:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:14:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-10-16 13:14:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-10-16 13:14:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:14:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 13:14:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:14:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 13:14:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-10-16 13:14:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-10-16 13:14:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-10-16 13:14:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-10-16 13:14:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-10-16 13:14:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-10-16 13:14:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-16 13:14:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-16 13:14:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-10-16 13:14:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-10-16 13:14:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 13:14:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 13:14:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-10-16 13:14:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-10-16 13:14:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-10-16 13:14:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-10-16 13:14:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:14:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:14:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-10-16 13:14:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-10-16 13:14:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-16 13:14:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-16 13:14:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-16 13:14:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-16 13:14:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-10-16 13:14:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-10-16 13:14:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2022-10-16 13:14:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2022-10-16 13:14:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:14:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:14:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2022-10-16 13:14:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2022-10-16 13:14:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:14:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:14:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2022-10-16 13:14:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2022-10-16 13:14:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2022-10-16 13:14:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2022-10-16 13:14:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-16 13:14:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-16 13:14:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 13:14:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 13:14:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-10-16 13:14:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-10-16 13:14:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-10-16 13:14:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-10-16 13:14:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-10-16 13:14:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-10-16 13:14:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-10-16 13:14:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-10-16 13:14:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-10-16 13:14:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-10-16 13:14:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-10-16 13:14:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-10-16 13:14:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-10-16 13:14:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-10-16 13:14:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-10-16 13:14:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-10-16 13:14:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 13:14:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 13:14:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-10-16 13:14:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-10-16 13:14:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-10-16 13:14:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-10-16 13:14:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:14:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:14:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-16 13:14:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-16 13:14:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-10-16 13:14:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-10-16 13:14:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-10-16 13:14:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-10-16 13:14:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-16 13:14:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-16 13:14:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-10-16 13:14:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-10-16 13:14:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:14:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:14:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-10-16 13:14:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-10-16 13:14:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-16 13:14:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-16 13:14:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2022-10-16 13:14:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2022-10-16 13:14:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:14:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:14:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-16 13:14:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-16 13:14:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-10-16 13:14:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-10-16 13:14:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-10-16 13:14:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-10-16 13:14:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-10-16 13:14:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-10-16 13:14:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-10-16 13:14:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-10-16 13:14:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:14:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-10-16 13:14:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-10-16 13:14:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:14:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-16 13:14:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-16 13:14:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-10-16 13:14:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-10-16 13:14:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2022-10-16 13:14:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2022-10-16 13:14:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-10-16 13:14:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-10-16 13:14:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2022-10-16 13:14:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2022-10-16 13:14:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-10-16 13:14:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-10-16 13:14:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-10-16 13:14:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-10-16 13:14:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-10-16 13:14:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-10-16 13:14:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:14:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-16 13:14:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-16 13:14:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-10-16 13:14:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-10-16 13:14:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-10-16 13:14:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-10-16 13:14:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-10-16 13:14:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-10-16 13:14:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:14:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:14:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-10-16 13:14:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-10-16 13:14:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-10-16 13:14:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-10-16 13:14:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-10-16 13:14:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-10-16 13:14:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2022-10-16 13:14:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2022-10-16 13:14:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 13:14:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 13:14:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-10-16 13:14:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-10-16 13:14:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-10-16 13:14:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-10-16 13:14:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-10-16 13:14:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-10-16 13:14:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-10-16 13:14:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-10-16 13:14:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-16 13:14:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-16 13:14:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2022-10-16 13:14:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2022-10-16 13:14:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-10-16 13:14:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-10-16 13:14:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-10-16 13:14:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-10-16 13:14:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-10-16 13:14:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-10-16 13:14:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-10-16 13:14:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-10-16 13:14:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:14:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 13:14:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-10-16 13:14:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-10-16 13:14:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:14:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-10-16 13:14:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-10-16 13:14:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:14:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:14:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-10-16 13:14:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-10-16 13:14:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-10-16 13:14:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-10-16 13:14:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-10-16 13:14:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-10-16 13:14:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-16 13:14:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-16 13:14:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2022-10-16 13:14:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2022-10-16 13:14:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-10-16 13:14:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-10-16 13:14:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-16 13:14:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-16 13:14:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-10-16 13:14:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-10-16 13:14:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2022-10-16 13:14:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2022-10-16 13:14:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-10-16 13:14:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-10-16 13:14:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-16 13:14:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-16 13:14:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-10-16 13:14:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-10-16 13:14:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2022-10-16 13:14:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2022-10-16 13:14:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-10-16 13:14:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-10-16 13:14:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-10-16 13:14:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-10-16 13:14:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-16 13:14:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-16 13:14:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-16 13:14:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-16 13:14:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-10-16 13:14:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-10-16 13:14:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-10-16 13:14:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-10-16 13:14:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-16 13:14:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-16 13:14:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-10-16 13:14:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-10-16 13:14:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-10-16 13:14:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-10-16 13:14:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:14:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-10-16 13:14:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-10-16 13:14:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-10-16 13:14:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-10-16 13:14:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-10-16 13:14:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-10-16 13:14:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-10-16 13:14:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-10-16 13:14:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-10-16 13:14:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-10-16 13:14:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-10-16 13:14:36,992 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:14:36,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:14:42,484 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:14:55,475 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:14:55,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:14:55,501 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-16 13:14:55,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:14:55 BoogieIcfgContainer [2022-10-16 13:14:55,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:14:55,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:14:55,513 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:14:55,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:14:55,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:14:29" (1/3) ... [2022-10-16 13:14:55,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5cfda8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:14:55, skipping insertion in model container [2022-10-16 13:14:55,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:14:34" (2/3) ... [2022-10-16 13:14:55,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5cfda8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:14:55, skipping insertion in model container [2022-10-16 13:14:55,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:14:55" (3/3) ... [2022-10-16 13:14:55,521 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2022-10-16 13:14:55,543 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:14:55,543 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 240 error locations. [2022-10-16 13:14:55,664 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:14:55,673 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@330344c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:14:55,674 INFO L358 AbstractCegarLoop]: Starting to check reachability of 240 error locations. [2022-10-16 13:14:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 3571 states, 2449 states have (on average 1.4642711310739078) internal successors, (3586), 2758 states have internal predecessors, (3586), 722 states have call successors, (722), 160 states have call predecessors, (722), 159 states have return successors, (712), 702 states have call predecessors, (712), 712 states have call successors, (712) [2022-10-16 13:14:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-10-16 13:14:55,720 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:14:55,722 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:14:55,722 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mwl8k_rxd_ap_processErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:14:55,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:14:55,728 INFO L85 PathProgramCache]: Analyzing trace with hash 389854464, now seen corresponding path program 1 times [2022-10-16 13:14:55,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:14:55,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557790035] [2022-10-16 13:14:55,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:14:55,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:14:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:56,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:14:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:56,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:14:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:56,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:14:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:56,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:14:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:14:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:14:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:14:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:14:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:14:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:14:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:14:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:14:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:14:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:14:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:14:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:14:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:14:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:14:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:14:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:14:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:14:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 13:14:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 13:14:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:14:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 13:14:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:14:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 13:14:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 13:14:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-16 13:14:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:14:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-10-16 13:14:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:14:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2022-10-16 13:14:57,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:14:57,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557790035] [2022-10-16 13:14:57,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557790035] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:14:57,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:14:57,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:14:57,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847639314] [2022-10-16 13:14:57,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:14:57,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:14:57,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:14:57,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:14:57,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:14:57,605 INFO L87 Difference]: Start difference. First operand has 3571 states, 2449 states have (on average 1.4642711310739078) internal successors, (3586), 2758 states have internal predecessors, (3586), 722 states have call successors, (722), 160 states have call predecessors, (722), 159 states have return successors, (712), 702 states have call predecessors, (712), 712 states have call successors, (712) Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-10-16 13:15:01,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:03,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:08,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:10,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:18,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:20,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:24,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:26,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:40,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:40,621 INFO L93 Difference]: Finished difference Result 12631 states and 19100 transitions. [2022-10-16 13:15:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:15:40,625 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 200 [2022-10-16 13:15:40,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:40,715 INFO L225 Difference]: With dead ends: 12631 [2022-10-16 13:15:40,715 INFO L226 Difference]: Without dead ends: 8988 [2022-10-16 13:15:40,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:15:40,763 INFO L413 NwaCegarLoop]: 5388 mSDtfsCounter, 11657 mSDsluCounter, 7663 mSDsCounter, 0 mSdLazyCounter, 6990 mSolverCounterSat, 5022 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12202 SdHoareTripleChecker+Valid, 13051 SdHoareTripleChecker+Invalid, 12020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5022 IncrementalHoareTripleChecker+Valid, 6990 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:40,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12202 Valid, 13051 Invalid, 12020 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5022 Valid, 6990 Invalid, 8 Unknown, 0 Unchecked, 41.4s Time] [2022-10-16 13:15:40,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8988 states. [2022-10-16 13:15:41,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8988 to 6667. [2022-10-16 13:15:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6667 states, 4777 states have (on average 1.418882143604773) internal successors, (6778), 5081 states have internal predecessors, (6778), 1387 states have call successors, (1387), 315 states have call predecessors, (1387), 315 states have return successors, (1387), 1366 states have call predecessors, (1387), 1387 states have call successors, (1387) [2022-10-16 13:15:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6667 states to 6667 states and 9552 transitions. [2022-10-16 13:15:41,377 INFO L78 Accepts]: Start accepts. Automaton has 6667 states and 9552 transitions. Word has length 200 [2022-10-16 13:15:41,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:41,379 INFO L495 AbstractCegarLoop]: Abstraction has 6667 states and 9552 transitions. [2022-10-16 13:15:41,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-10-16 13:15:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 6667 states and 9552 transitions. [2022-10-16 13:15:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-10-16 13:15:41,386 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:41,386 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:41,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:15:41,387 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:15:41,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash -855180312, now seen corresponding path program 1 times [2022-10-16 13:15:41,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:41,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165601241] [2022-10-16 13:15:41,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:41,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:15:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:15:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:15:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:15:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:15:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:15:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:15:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:15:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:15:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:15:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:15:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:41,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:15:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:15:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:15:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:15:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:15:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:15:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:15:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:15:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:15:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:15:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 13:15:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 13:15:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:15:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 13:15:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:15:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 13:15:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 13:15:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-16 13:15:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:15:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2022-10-16 13:15:42,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:42,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165601241] [2022-10-16 13:15:42,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165601241] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:42,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:15:42,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:15:42,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347776269] [2022-10-16 13:15:42,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:42,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:15:42,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:42,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:15:42,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:15:42,333 INFO L87 Difference]: Start difference. First operand 6667 states and 9552 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-10-16 13:15:46,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:48,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:52,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:15:54,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:14,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:14,700 INFO L93 Difference]: Finished difference Result 23709 states and 35120 transitions. [2022-10-16 13:16:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:16:14,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 199 [2022-10-16 13:16:14,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:14,846 INFO L225 Difference]: With dead ends: 23709 [2022-10-16 13:16:14,846 INFO L226 Difference]: Without dead ends: 17106 [2022-10-16 13:16:14,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:14,899 INFO L413 NwaCegarLoop]: 5381 mSDtfsCounter, 11383 mSDsluCounter, 7633 mSDsCounter, 0 mSdLazyCounter, 6941 mSolverCounterSat, 4885 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11907 SdHoareTripleChecker+Valid, 13014 SdHoareTripleChecker+Invalid, 11830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4885 IncrementalHoareTripleChecker+Valid, 6941 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:14,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11907 Valid, 13014 Invalid, 11830 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4885 Valid, 6941 Invalid, 4 Unknown, 0 Unchecked, 31.0s Time] [2022-10-16 13:16:14,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17106 states. [2022-10-16 13:16:15,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17106 to 12806. [2022-10-16 13:16:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12806 states, 9318 states have (on average 1.421120412105602) internal successors, (13242), 9728 states have internal predecessors, (13242), 2682 states have call successors, (2682), 618 states have call predecessors, (2682), 618 states have return successors, (2682), 2641 states have call predecessors, (2682), 2682 states have call successors, (2682) [2022-10-16 13:16:15,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12806 states to 12806 states and 18606 transitions. [2022-10-16 13:16:15,970 INFO L78 Accepts]: Start accepts. Automaton has 12806 states and 18606 transitions. Word has length 199 [2022-10-16 13:16:15,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:15,972 INFO L495 AbstractCegarLoop]: Abstraction has 12806 states and 18606 transitions. [2022-10-16 13:16:15,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-10-16 13:16:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 12806 states and 18606 transitions. [2022-10-16 13:16:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-10-16 13:16:15,982 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:15,983 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:15,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:16:15,983 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting mwl8k_fw_lockErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:16:15,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:15,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1651510514, now seen corresponding path program 1 times [2022-10-16 13:16:15,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:15,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743652195] [2022-10-16 13:16:15,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:15,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:16:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:16:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:16:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:16:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:16:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:16:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:16:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:16:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:16:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:16:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:16:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:16:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:16:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:16:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:16:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:16:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:16:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:16:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:16:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:16:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:16:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 13:16:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 13:16:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:16:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 13:16:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:16:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 13:16:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 13:16:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-16 13:16:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:16:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 13:16:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2022-10-16 13:16:16,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:16,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743652195] [2022-10-16 13:16:16,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743652195] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:16,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:16,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:16:16,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820397174] [2022-10-16 13:16:16,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:16,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:16:16,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:16,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:16:16,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:16:16,809 INFO L87 Difference]: Start difference. First operand 12806 states and 18606 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-10-16 13:16:22,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:24,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:28,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:31,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:43,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:43,415 INFO L93 Difference]: Finished difference Result 32551 states and 48290 transitions. [2022-10-16 13:16:43,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:16:43,416 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 209 [2022-10-16 13:16:43,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:43,529 INFO L225 Difference]: With dead ends: 32551 [2022-10-16 13:16:43,530 INFO L226 Difference]: Without dead ends: 19809 [2022-10-16 13:16:43,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:43,605 INFO L413 NwaCegarLoop]: 5237 mSDtfsCounter, 5455 mSDsluCounter, 7508 mSDsCounter, 0 mSdLazyCounter, 5973 mSolverCounterSat, 2950 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5615 SdHoareTripleChecker+Valid, 12745 SdHoareTripleChecker+Invalid, 8927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2950 IncrementalHoareTripleChecker+Valid, 5973 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:43,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5615 Valid, 12745 Invalid, 8927 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2950 Valid, 5973 Invalid, 4 Unknown, 0 Unchecked, 25.2s Time] [2022-10-16 13:16:43,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19809 states. [2022-10-16 13:16:44,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19809 to 15095. [2022-10-16 13:16:44,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15095 states, 11042 states have (on average 1.4146893678681398) internal successors, (15621), 11496 states have internal predecessors, (15621), 3067 states have call successors, (3067), 798 states have call predecessors, (3067), 798 states have return successors, (3067), 3024 states have call predecessors, (3067), 3067 states have call successors, (3067) [2022-10-16 13:16:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15095 states to 15095 states and 21755 transitions. [2022-10-16 13:16:44,715 INFO L78 Accepts]: Start accepts. Automaton has 15095 states and 21755 transitions. Word has length 209 [2022-10-16 13:16:44,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:44,716 INFO L495 AbstractCegarLoop]: Abstraction has 15095 states and 21755 transitions. [2022-10-16 13:16:44,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-10-16 13:16:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 15095 states and 21755 transitions. [2022-10-16 13:16:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-10-16 13:16:44,724 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:44,724 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 7, 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] [2022-10-16 13:16:44,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:16:44,725 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:16:44,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:44,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1641989074, now seen corresponding path program 1 times [2022-10-16 13:16:44,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:44,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346190049] [2022-10-16 13:16:44,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:44,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:16:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:16:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:16:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:16:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:16:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:16:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:16:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:16:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:16:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:16:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:16:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:16:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:16:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:16:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:16:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:16:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:16:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:16:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:16:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:16:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:16:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 13:16:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 13:16:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:16:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 13:16:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:16:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 13:16:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 13:16:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-16 13:16:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:16:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-10-16 13:16:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 13:16:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-10-16 13:16:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-10-16 13:16:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2022-10-16 13:16:45,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:45,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346190049] [2022-10-16 13:16:45,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346190049] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:45,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:45,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:16:45,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291674772] [2022-10-16 13:16:45,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:45,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:16:45,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:45,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:16:45,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:16:45,808 INFO L87 Difference]: Start difference. First operand 15095 states and 21755 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 13:16:52,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:54,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:56,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:58,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:03,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:05,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:08,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:10,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:27,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:17:27,378 INFO L93 Difference]: Finished difference Result 43793 states and 64814 transitions. [2022-10-16 13:17:27,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:17:27,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 238 [2022-10-16 13:17:27,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:17:27,522 INFO L225 Difference]: With dead ends: 43793 [2022-10-16 13:17:27,522 INFO L226 Difference]: Without dead ends: 28773 [2022-10-16 13:17:27,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:17:27,589 INFO L413 NwaCegarLoop]: 6451 mSDtfsCounter, 10764 mSDsluCounter, 8549 mSDsCounter, 0 mSdLazyCounter, 7395 mSolverCounterSat, 4524 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11251 SdHoareTripleChecker+Valid, 15000 SdHoareTripleChecker+Invalid, 11927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4524 IncrementalHoareTripleChecker+Valid, 7395 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:17:27,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11251 Valid, 15000 Invalid, 11927 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4524 Valid, 7395 Invalid, 8 Unknown, 0 Unchecked, 39.6s Time] [2022-10-16 13:17:27,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28773 states. [2022-10-16 13:17:28,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28773 to 21875. [2022-10-16 13:17:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21875 states, 16078 states have (on average 1.4141684289090684) internal successors, (22737), 16646 states have internal predecessors, (22737), 4439 states have call successors, (4439), 1170 states have call predecessors, (4439), 1170 states have return successors, (4439), 4376 states have call predecessors, (4439), 4439 states have call successors, (4439) [2022-10-16 13:17:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21875 states to 21875 states and 31615 transitions. [2022-10-16 13:17:29,378 INFO L78 Accepts]: Start accepts. Automaton has 21875 states and 31615 transitions. Word has length 238 [2022-10-16 13:17:29,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:17:29,379 INFO L495 AbstractCegarLoop]: Abstraction has 21875 states and 31615 transitions. [2022-10-16 13:17:29,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 13:17:29,380 INFO L276 IsEmpty]: Start isEmpty. Operand 21875 states and 31615 transitions. [2022-10-16 13:17:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-10-16 13:17:29,386 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:17:29,387 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 7, 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] [2022-10-16 13:17:29,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:17:29,387 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:17:29,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:17:29,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1485589819, now seen corresponding path program 1 times [2022-10-16 13:17:29,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:17:29,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790406030] [2022-10-16 13:17:29,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:29,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:17:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:17:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:17:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:17:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:17:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 13:17:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 13:17:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:17:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:17:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:17:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:17:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 13:17:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:17:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:17:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:17:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:17:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:17:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:17:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:17:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 13:17:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:17:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:17:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 13:17:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 13:17:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:17:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 13:17:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:17:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 13:17:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 13:17:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-16 13:17:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:17:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-10-16 13:17:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 13:17:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-10-16 13:17:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-10-16 13:17:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:30,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1493 trivial. 0 not checked. [2022-10-16 13:17:30,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:17:30,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790406030] [2022-10-16 13:17:30,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790406030] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:17:30,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:17:30,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:17:30,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654718934] [2022-10-16 13:17:30,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:17:30,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:17:30,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:17:30,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:17:30,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:17:30,686 INFO L87 Difference]: Start difference. First operand 21875 states and 31615 transitions. Second operand has 5 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 13:17:37,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:39,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:41,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:43,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:48,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:50,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:53,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:55,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:18:12,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:18:12,502 INFO L93 Difference]: Finished difference Result 39003 states and 58731 transitions. [2022-10-16 13:18:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:18:12,503 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 239 [2022-10-16 13:18:12,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:18:12,693 INFO L225 Difference]: With dead ends: 39003 [2022-10-16 13:18:12,694 INFO L226 Difference]: Without dead ends: 38997 [2022-10-16 13:18:12,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:18:12,711 INFO L413 NwaCegarLoop]: 6330 mSDtfsCounter, 11007 mSDsluCounter, 8592 mSDsCounter, 0 mSdLazyCounter, 7451 mSolverCounterSat, 4573 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11541 SdHoareTripleChecker+Valid, 14922 SdHoareTripleChecker+Invalid, 12032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4573 IncrementalHoareTripleChecker+Valid, 7451 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:18:12,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11541 Valid, 14922 Invalid, 12032 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4573 Valid, 7451 Invalid, 8 Unknown, 0 Unchecked, 39.6s Time] [2022-10-16 13:18:12,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38997 states. [2022-10-16 13:18:14,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38997 to 29649. [2022-10-16 13:18:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29649 states, 21838 states have (on average 1.4121714442714535) internal successors, (30839), 22547 states have internal predecessors, (30839), 6021 states have call successors, (6021), 1602 states have call predecessors, (6021), 1602 states have return successors, (6021), 5935 states have call predecessors, (6021), 6021 states have call successors, (6021) [2022-10-16 13:18:15,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29649 states to 29649 states and 42881 transitions. [2022-10-16 13:18:15,045 INFO L78 Accepts]: Start accepts. Automaton has 29649 states and 42881 transitions. Word has length 239 [2022-10-16 13:18:15,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:18:15,046 INFO L495 AbstractCegarLoop]: Abstraction has 29649 states and 42881 transitions. [2022-10-16 13:18:15,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 13:18:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 29649 states and 42881 transitions. [2022-10-16 13:18:15,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-10-16 13:18:15,054 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:18:15,055 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 7, 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] [2022-10-16 13:18:15,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:18:15,055 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting mwl8k_fw_lockErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [mwl8k_fw_lockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mwl8k_fw_lockErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 237 more)] === [2022-10-16 13:18:15,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:18:15,056 INFO L85 PathProgramCache]: Analyzing trace with hash -158959524, now seen corresponding path program 1 times [2022-10-16 13:18:15,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:18:15,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097387320] [2022-10-16 13:18:15,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:18:15,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:18:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:18:15,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:18:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:18:15,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8