./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:59:13,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:59:13,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:59:13,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:59:13,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:59:13,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:59:13,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:59:13,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:59:13,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:59:13,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:59:13,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:59:13,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:59:13,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:59:13,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:59:13,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:59:13,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:59:13,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:59:13,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:59:13,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:59:13,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:59:13,582 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:59:13,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:59:13,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:59:13,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:59:13,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:59:13,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:59:13,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:59:13,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:59:13,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:59:13,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:59:13,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:59:13,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:59:13,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:59:13,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:59:13,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:59:13,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:59:13,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:59:13,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:59:13,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:59:13,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:59:13,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:59:13,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:59:13,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:59:13,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:59:13,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:59:13,637 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:59:13,637 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:59:13,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:59:13,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:59:13,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:59:13,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:59:13,639 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:59:13,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:59:13,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:59:13,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:59:13,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:59:13,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:59:13,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:59:13,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:59:13,641 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:59:13,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:59:13,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:59:13,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:59:13,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:59:13,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:13,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:59:13,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:59:13,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:59:13,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:59:13,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:59:13,644 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:59:13,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:59:13,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:59:13,644 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 [2022-07-22 22:59:13,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:59:13,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:59:13,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:59:13,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:59:13,832 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:59:13,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 22:59:13,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469f6c545/0bb6791c90bd45719d26aee6a57d02b1/FLAG72224e330 [2022-07-22 22:59:14,535 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:59:14,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 22:59:14,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469f6c545/0bb6791c90bd45719d26aee6a57d02b1/FLAG72224e330 [2022-07-22 22:59:14,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469f6c545/0bb6791c90bd45719d26aee6a57d02b1 [2022-07-22 22:59:14,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:59:14,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:59:14,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:14,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:59:14,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:59:14,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:14" (1/1) ... [2022-07-22 22:59:14,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95c86e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:14, skipping insertion in model container [2022-07-22 22:59:14,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:14" (1/1) ... [2022-07-22 22:59:14,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:59:14,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:16,794 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-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2022-07-22 22:59:16,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:16,895 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:59:17,221 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-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2022-07-22 22:59:17,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:17,337 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:59:17,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17 WrapperNode [2022-07-22 22:59:17,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:17,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:17,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:59:17,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:59:17,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,599 INFO L137 Inliner]: procedures = 415, calls = 3347, calls flagged for inlining = 192, calls inlined = 163, statements flattened = 7241 [2022-07-22 22:59:17,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:17,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:59:17,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:59:17,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:59:17,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:17,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:18,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:18,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:59:18,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:59:18,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:59:18,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:59:18,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (1/1) ... [2022-07-22 22:59:18,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:18,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:59:18,165 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) [2022-07-22 22:59:18,168 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 [2022-07-22 22:59:18,221 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-07-22 22:59:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-22 22:59:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-22 22:59:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-07-22 22:59:18,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-07-22 22:59:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_init [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_init [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-07-22 22:59:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-07-22 22:59:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-07-22 22:59:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-07-22 22:59:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-07-22 22:59:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-07-22 22:59:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-22 22:59:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-22 22:59:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-22 22:59:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-22 22:59:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-22 22:59:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-22 22:59:18,225 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-22 22:59:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-22 22:59:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-07-22 22:59:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-07-22 22:59:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 22:59:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-22 22:59:18,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-22 22:59:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-07-22 22:59:18,227 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-07-22 22:59:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-07-22 22:59:18,228 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-07-22 22:59:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-22 22:59:18,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-22 22:59:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-07-22 22:59:18,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-07-22 22:59:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-07-22 22:59:18,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-07-22 22:59:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-22 22:59:18,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-22 22:59:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-07-22 22:59:18,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-07-22 22:59:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-22 22:59:18,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-22 22:59:18,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:59:18,230 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-22 22:59:18,230 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-07-22 22:59:18,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-07-22 22:59:18,230 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-07-22 22:59:18,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-07-22 22:59:18,231 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-07-22 22:59:18,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-07-22 22:59:18,231 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:59:18,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:59:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-07-22 22:59:18,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-07-22 22:59:18,233 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-22 22:59:18,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-22 22:59:18,233 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-22 22:59:18,233 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-22 22:59:18,233 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-07-22 22:59:18,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-07-22 22:59:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-22 22:59:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 22:59:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-22 22:59:18,235 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-22 22:59:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-22 22:59:18,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-22 22:59:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-22 22:59:18,237 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-22 22:59:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-07-22 22:59:18,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-07-22 22:59:18,241 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-07-22 22:59:18,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-07-22 22:59:18,241 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-07-22 22:59:18,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-07-22 22:59:18,241 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-07-22 22:59:18,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-07-22 22:59:18,241 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-07-22 22:59:18,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-07-22 22:59:18,242 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-07-22 22:59:18,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-07-22 22:59:18,242 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-07-22 22:59:18,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-07-22 22:59:18,242 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-22 22:59:18,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-22 22:59:18,242 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-07-22 22:59:18,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-07-22 22:59:18,242 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-07-22 22:59:18,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-07-22 22:59:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 22:59:18,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 22:59:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-22 22:59:18,243 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-22 22:59:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-07-22 22:59:18,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-07-22 22:59:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-07-22 22:59:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-07-22 22:59:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-07-22 22:59:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-07-22 22:59:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 22:59:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 22:59:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-22 22:59:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-22 22:59:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-22 22:59:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-22 22:59:18,245 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-22 22:59:18,245 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-22 22:59:18,245 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-07-22 22:59:18,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-07-22 22:59:18,245 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-22 22:59:18,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-22 22:59:18,245 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-07-22 22:59:18,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-07-22 22:59:18,245 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-22 22:59:18,246 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-22 22:59:18,246 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-22 22:59:18,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-22 22:59:18,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:59:18,246 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-07-22 22:59:18,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-07-22 22:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-07-22 22:59:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-07-22 22:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-07-22 22:59:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-07-22 22:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-07-22 22:59:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-07-22 22:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-07-22 22:59:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-07-22 22:59:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-07-22 22:59:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-07-22 22:59:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:59:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-22 22:59:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-22 22:59:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-22 22:59:18,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-22 22:59:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-07-22 22:59:18,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-07-22 22:59:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-07-22 22:59:18,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-07-22 22:59:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-22 22:59:18,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-22 22:59:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-07-22 22:59:18,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-07-22 22:59:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-07-22 22:59:18,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-07-22 22:59:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-07-22 22:59:18,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-07-22 22:59:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_process [2022-07-22 22:59:18,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_process [2022-07-22 22:59:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-07-22 22:59:18,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-07-22 22:59:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-22 22:59:18,251 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-22 22:59:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-07-22 22:59:18,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-07-22 22:59:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-07-22 22:59:18,252 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-07-22 22:59:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-22 22:59:18,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-22 22:59:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-07-22 22:59:18,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-07-22 22:59:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-07-22 22:59:18,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-07-22 22:59:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-07-22 22:59:18,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-07-22 22:59:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-07-22 22:59:18,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-07-22 22:59:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-22 22:59:18,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-22 22:59:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-22 22:59:18,253 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-22 22:59:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 22:59:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-22 22:59:18,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-22 22:59:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-22 22:59:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-22 22:59:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_refill [2022-07-22 22:59:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_refill [2022-07-22 22:59:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-07-22 22:59:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-07-22 22:59:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-22 22:59:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-22 22:59:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-07-22 22:59:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-07-22 22:59:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-22 22:59:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-22 22:59:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-07-22 22:59:18,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-07-22 22:59:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-22 22:59:18,258 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-22 22:59:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-07-22 22:59:18,258 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-07-22 22:59:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-07-22 22:59:18,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-07-22 22:59:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-07-22 22:59:18,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-07-22 22:59:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-07-22 22:59:18,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-07-22 22:59:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-22 22:59:18,260 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-22 22:59:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-07-22 22:59:18,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-07-22 22:59:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-07-22 22:59:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-07-22 22:59:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-22 22:59:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-22 22:59:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-07-22 22:59:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-07-22 22:59:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-22 22:59:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-22 22:59:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 22:59:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-07-22 22:59:18,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-07-22 22:59:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-07-22 22:59:18,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-07-22 22:59:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-07-22 22:59:18,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-07-22 22:59:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-07-22 22:59:18,262 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-07-22 22:59:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-07-22 22:59:18,262 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-07-22 22:59:19,284 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:59:19,287 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 22:59:29,633 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 22:59:29,649 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 22:59:29,649 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 22:59:29,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:59:29 BoogieIcfgContainer [2022-07-22 22:59:29,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 22:59:29,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 22:59:29,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 22:59:29,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 22:59:29,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:59:14" (1/3) ... [2022-07-22 22:59:29,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed85712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:59:29, skipping insertion in model container [2022-07-22 22:59:29,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:17" (2/3) ... [2022-07-22 22:59:29,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed85712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:59:29, skipping insertion in model container [2022-07-22 22:59:29,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:59:29" (3/3) ... [2022-07-22 22:59:29,658 INFO L111 eAbstractionObserver]: Analyzing ICFG main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 22:59:29,667 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 22:59:29,668 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 22:59:29,730 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 22:59:29,735 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3ad74cae, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2c1efd09 [2022-07-22 22:59:29,735 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 22:59:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 2562 states, 1820 states have (on average 1.378021978021978) internal successors, (2508), 1883 states have internal predecessors, (2508), 609 states have call successors, (609), 131 states have call predecessors, (609), 131 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) [2022-07-22 22:59:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-07-22 22:59:29,747 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:29,748 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:29,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:29,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:29,751 INFO L85 PathProgramCache]: Analyzing trace with hash 333389287, now seen corresponding path program 1 times [2022-07-22 22:59:29,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:29,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098783696] [2022-07-22 22:59:29,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:29,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:30,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:30,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098783696] [2022-07-22 22:59:30,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098783696] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:30,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:30,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 22:59:30,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929073116] [2022-07-22 22:59:30,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:30,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 22:59:30,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:30,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 22:59:30,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:30,205 INFO L87 Difference]: Start difference. First operand has 2562 states, 1820 states have (on average 1.378021978021978) internal successors, (2508), 1883 states have internal predecessors, (2508), 609 states have call successors, (609), 131 states have call predecessors, (609), 131 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:30,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:30,435 INFO L93 Difference]: Finished difference Result 5118 states and 7624 transitions. [2022-07-22 22:59:30,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:59:30,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-07-22 22:59:30,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:30,483 INFO L225 Difference]: With dead ends: 5118 [2022-07-22 22:59:30,483 INFO L226 Difference]: Without dead ends: 2542 [2022-07-22 22:59:30,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:30,518 INFO L413 NwaCegarLoop]: 3678 mSDtfsCounter, 3673 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3673 SdHoareTripleChecker+Valid, 3678 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:30,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3673 Valid, 3678 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:59:30,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2542 states. [2022-07-22 22:59:30,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2542 to 2542. [2022-07-22 22:59:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 1803 states have (on average 1.3527454242928452) internal successors, (2439), 1863 states have internal predecessors, (2439), 608 states have call successors, (608), 131 states have call predecessors, (608), 130 states have return successors, (602), 590 states have call predecessors, (602), 602 states have call successors, (602) [2022-07-22 22:59:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3649 transitions. [2022-07-22 22:59:30,870 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3649 transitions. Word has length 9 [2022-07-22 22:59:30,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:30,871 INFO L495 AbstractCegarLoop]: Abstraction has 2542 states and 3649 transitions. [2022-07-22 22:59:30,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3649 transitions. [2022-07-22 22:59:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 22:59:30,873 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:30,874 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:30,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 22:59:30,874 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:30,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:30,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1743977276, now seen corresponding path program 1 times [2022-07-22 22:59:30,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:30,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336557516] [2022-07-22 22:59:30,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:30,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:31,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:31,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336557516] [2022-07-22 22:59:31,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336557516] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:31,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:31,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 22:59:31,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382739676] [2022-07-22 22:59:31,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:31,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 22:59:31,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:31,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 22:59:31,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:31,050 INFO L87 Difference]: Start difference. First operand 2542 states and 3649 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:31,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:31,271 INFO L93 Difference]: Finished difference Result 7542 states and 11177 transitions. [2022-07-22 22:59:31,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:59:31,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-22 22:59:31,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:31,305 INFO L225 Difference]: With dead ends: 7542 [2022-07-22 22:59:31,305 INFO L226 Difference]: Without dead ends: 5003 [2022-07-22 22:59:31,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:31,325 INFO L413 NwaCegarLoop]: 4746 mSDtfsCounter, 3640 mSDsluCounter, 3702 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3640 SdHoareTripleChecker+Valid, 8448 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:31,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3640 Valid, 8448 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:59:31,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5003 states. [2022-07-22 22:59:31,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5003 to 5000. [2022-07-22 22:59:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5000 states, 3552 states have (on average 1.352195945945946) internal successors, (4803), 3665 states have internal predecessors, (4803), 1190 states have call successors, (1190), 259 states have call predecessors, (1190), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 22:59:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 5000 states and 7357 transitions. [2022-07-22 22:59:31,554 INFO L78 Accepts]: Start accepts. Automaton has 5000 states and 7357 transitions. Word has length 10 [2022-07-22 22:59:31,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:31,555 INFO L495 AbstractCegarLoop]: Abstraction has 5000 states and 7357 transitions. [2022-07-22 22:59:31,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 5000 states and 7357 transitions. [2022-07-22 22:59:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 22:59:31,556 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:31,556 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:31,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 22:59:31,556 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:31,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:31,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1772430454, now seen corresponding path program 1 times [2022-07-22 22:59:31,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:31,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479477689] [2022-07-22 22:59:31,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:31,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:31,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:31,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:31,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479477689] [2022-07-22 22:59:31,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479477689] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:31,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:31,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 22:59:31,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056569379] [2022-07-22 22:59:31,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:31,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 22:59:31,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:31,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 22:59:31,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:31,720 INFO L87 Difference]: Start difference. First operand 5000 states and 7357 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:31,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:31,845 INFO L93 Difference]: Finished difference Result 5002 states and 7358 transitions. [2022-07-22 22:59:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:59:31,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-22 22:59:31,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:31,869 INFO L225 Difference]: With dead ends: 5002 [2022-07-22 22:59:31,870 INFO L226 Difference]: Without dead ends: 4999 [2022-07-22 22:59:31,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:31,874 INFO L413 NwaCegarLoop]: 3646 mSDtfsCounter, 3639 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3639 SdHoareTripleChecker+Valid, 3646 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:31,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3639 Valid, 3646 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:59:31,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-07-22 22:59:31,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 4999. [2022-07-22 22:59:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4999 states, 3552 states have (on average 1.3519144144144144) internal successors, (4802), 3664 states have internal predecessors, (4802), 1189 states have call successors, (1189), 259 states have call predecessors, (1189), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 22:59:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 4999 states and 7355 transitions. [2022-07-22 22:59:32,036 INFO L78 Accepts]: Start accepts. Automaton has 4999 states and 7355 transitions. Word has length 11 [2022-07-22 22:59:32,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:32,037 INFO L495 AbstractCegarLoop]: Abstraction has 4999 states and 7355 transitions. [2022-07-22 22:59:32,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4999 states and 7355 transitions. [2022-07-22 22:59:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-22 22:59:32,039 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:32,039 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:32,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 22:59:32,039 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:32,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:32,040 INFO L85 PathProgramCache]: Analyzing trace with hash 888084479, now seen corresponding path program 1 times [2022-07-22 22:59:32,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:32,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772107329] [2022-07-22 22:59:32,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:32,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:32,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:32,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772107329] [2022-07-22 22:59:32,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772107329] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:32,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:32,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 22:59:32,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185368700] [2022-07-22 22:59:32,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:32,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 22:59:32,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:32,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 22:59:32,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:32,143 INFO L87 Difference]: Start difference. First operand 4999 states and 7355 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:32,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:32,247 INFO L93 Difference]: Finished difference Result 5001 states and 7356 transitions. [2022-07-22 22:59:32,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:59:32,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-07-22 22:59:32,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:32,268 INFO L225 Difference]: With dead ends: 5001 [2022-07-22 22:59:32,271 INFO L226 Difference]: Without dead ends: 4998 [2022-07-22 22:59:32,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:32,281 INFO L413 NwaCegarLoop]: 3644 mSDtfsCounter, 3636 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3636 SdHoareTripleChecker+Valid, 3644 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:32,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3636 Valid, 3644 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:59:32,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4998 states. [2022-07-22 22:59:32,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4998 to 4998. [2022-07-22 22:59:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4998 states, 3552 states have (on average 1.351632882882883) internal successors, (4801), 3663 states have internal predecessors, (4801), 1188 states have call successors, (1188), 259 states have call predecessors, (1188), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 22:59:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4998 states to 4998 states and 7353 transitions. [2022-07-22 22:59:32,546 INFO L78 Accepts]: Start accepts. Automaton has 4998 states and 7353 transitions. Word has length 12 [2022-07-22 22:59:32,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:32,547 INFO L495 AbstractCegarLoop]: Abstraction has 4998 states and 7353 transitions. [2022-07-22 22:59:32,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:32,547 INFO L276 IsEmpty]: Start isEmpty. Operand 4998 states and 7353 transitions. [2022-07-22 22:59:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-22 22:59:32,548 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:32,548 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:32,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 22:59:32,549 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:32,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:32,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1759673645, now seen corresponding path program 1 times [2022-07-22 22:59:32,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:32,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587439585] [2022-07-22 22:59:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:32,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:32,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587439585] [2022-07-22 22:59:32,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587439585] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:32,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:32,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 22:59:32,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131422243] [2022-07-22 22:59:32,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:32,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 22:59:32,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:32,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 22:59:32,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:32,648 INFO L87 Difference]: Start difference. First operand 4998 states and 7353 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:32,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:32,754 INFO L93 Difference]: Finished difference Result 5000 states and 7354 transitions. [2022-07-22 22:59:32,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:59:32,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-07-22 22:59:32,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:32,781 INFO L225 Difference]: With dead ends: 5000 [2022-07-22 22:59:32,781 INFO L226 Difference]: Without dead ends: 4991 [2022-07-22 22:59:32,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:59:32,784 INFO L413 NwaCegarLoop]: 3643 mSDtfsCounter, 3633 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3633 SdHoareTripleChecker+Valid, 3643 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:32,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3633 Valid, 3643 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:59:32,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-07-22 22:59:32,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 4991. [2022-07-22 22:59:32,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4991 states, 3546 states have (on average 1.3513818386914833) internal successors, (4792), 3656 states have internal predecessors, (4792), 1187 states have call successors, (1187), 259 states have call predecessors, (1187), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 22:59:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 4991 states and 7343 transitions. [2022-07-22 22:59:32,944 INFO L78 Accepts]: Start accepts. Automaton has 4991 states and 7343 transitions. Word has length 13 [2022-07-22 22:59:32,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:32,944 INFO L495 AbstractCegarLoop]: Abstraction has 4991 states and 7343 transitions. [2022-07-22 22:59:32,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:59:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand 4991 states and 7343 transitions. [2022-07-22 22:59:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-22 22:59:32,953 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:32,953 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:32,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-22 22:59:32,953 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:32,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:32,954 INFO L85 PathProgramCache]: Analyzing trace with hash -924010590, now seen corresponding path program 1 times [2022-07-22 22:59:32,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:32,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656706385] [2022-07-22 22:59:32,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:32,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:33,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-22 22:59:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:33,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-22 22:59:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:33,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:59:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:59:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 22:59:33,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:59:33,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656706385] [2022-07-22 22:59:33,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656706385] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:59:33,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:59:33,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 22:59:33,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788511856] [2022-07-22 22:59:33,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:59:33,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 22:59:33,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:59:33,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 22:59:33,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:59:33,152 INFO L87 Difference]: Start difference. First operand 4991 states and 7343 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-22 22:59:36,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 22:59:39,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 22:59:44,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:59:44,148 INFO L93 Difference]: Finished difference Result 10706 states and 16434 transitions. [2022-07-22 22:59:44,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 22:59:44,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 53 [2022-07-22 22:59:44,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:59:44,196 INFO L225 Difference]: With dead ends: 10706 [2022-07-22 22:59:44,196 INFO L226 Difference]: Without dead ends: 5718 [2022-07-22 22:59:44,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 22:59:44,220 INFO L413 NwaCegarLoop]: 3479 mSDtfsCounter, 824 mSDsluCounter, 3598 mSDsCounter, 0 mSdLazyCounter, 3043 mSolverCounterSat, 720 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 7077 SdHoareTripleChecker+Invalid, 3765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 3043 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-07-22 22:59:44,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 7077 Invalid, 3765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [720 Valid, 3043 Invalid, 2 Unknown, 0 Unchecked, 10.5s Time] [2022-07-22 22:59:44,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5718 states. [2022-07-22 22:59:44,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5718 to 5407. [2022-07-22 22:59:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5407 states, 3836 states have (on average 1.3477580813347236) internal successors, (5170), 3956 states have internal predecessors, (5170), 1253 states have call successors, (1253), 259 states have call predecessors, (1253), 317 states have return successors, (1684), 1275 states have call predecessors, (1684), 1249 states have call successors, (1684) [2022-07-22 22:59:44,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5407 states to 5407 states and 8107 transitions. [2022-07-22 22:59:44,395 INFO L78 Accepts]: Start accepts. Automaton has 5407 states and 8107 transitions. Word has length 53 [2022-07-22 22:59:44,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:59:44,395 INFO L495 AbstractCegarLoop]: Abstraction has 5407 states and 8107 transitions. [2022-07-22 22:59:44,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-22 22:59:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 5407 states and 8107 transitions. [2022-07-22 22:59:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-07-22 22:59:44,402 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:59:44,402 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:44,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-22 22:59:44,402 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:59:44,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:59:44,403 INFO L85 PathProgramCache]: Analyzing trace with hash 858105792, now seen corresponding path program 1 times [2022-07-22 22:59:44,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:59:44,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101629894] [2022-07-22 22:59:44,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:59:44,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:59:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 22:59:44,686 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 22:59:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 22:59:44,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 22:59:44,871 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-22 22:59:44,872 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 22:59:44,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-22 22:59:44,876 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:59:44,878 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 22:59:44,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 10:59:44 BoogieIcfgContainer [2022-07-22 22:59:44,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 22:59:44,988 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 22:59:44,988 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 22:59:44,989 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 22:59:44,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:59:29" (3/4) ... [2022-07-22 22:59:44,997 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 22:59:44,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 22:59:44,998 INFO L158 Benchmark]: Toolchain (without parser) took 30353.39ms. Allocated memory was 81.8MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 43.0MB in the beginning and 656.7MB in the end (delta: -613.8MB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. [2022-07-22 22:59:44,998 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:59:44,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2693.87ms. Allocated memory was 81.8MB in the beginning and 186.6MB in the end (delta: 104.9MB). Free memory was 42.8MB in the beginning and 86.5MB in the end (delta: -43.7MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2022-07-22 22:59:44,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 260.09ms. Allocated memory is still 186.6MB. Free memory was 86.5MB in the beginning and 71.0MB in the end (delta: 15.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-07-22 22:59:44,999 INFO L158 Benchmark]: Boogie Preprocessor took 515.69ms. Allocated memory was 186.6MB in the beginning and 339.7MB in the end (delta: 153.1MB). Free memory was 71.0MB in the beginning and 195.4MB in the end (delta: -124.4MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-07-22 22:59:44,999 INFO L158 Benchmark]: RCFGBuilder took 11535.60ms. Allocated memory was 339.7MB in the beginning and 817.9MB in the end (delta: 478.2MB). Free memory was 195.4MB in the beginning and 383.0MB in the end (delta: -187.6MB). Peak memory consumption was 464.6MB. Max. memory is 16.1GB. [2022-07-22 22:59:45,000 INFO L158 Benchmark]: TraceAbstraction took 15333.96ms. Allocated memory was 817.9MB in the beginning and 1.1GB in the end (delta: 325.1MB). Free memory was 383.0MB in the beginning and 656.7MB in the end (delta: -273.7MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2022-07-22 22:59:45,000 INFO L158 Benchmark]: Witness Printer took 9.43ms. Allocated memory is still 1.1GB. Free memory is still 656.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:59:45,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2693.87ms. Allocated memory was 81.8MB in the beginning and 186.6MB in the end (delta: 104.9MB). Free memory was 42.8MB in the beginning and 86.5MB in the end (delta: -43.7MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 260.09ms. Allocated memory is still 186.6MB. Free memory was 86.5MB in the beginning and 71.0MB in the end (delta: 15.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 515.69ms. Allocated memory was 186.6MB in the beginning and 339.7MB in the end (delta: 153.1MB). Free memory was 71.0MB in the beginning and 195.4MB in the end (delta: -124.4MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * RCFGBuilder took 11535.60ms. Allocated memory was 339.7MB in the beginning and 817.9MB in the end (delta: 478.2MB). Free memory was 195.4MB in the beginning and 383.0MB in the end (delta: -187.6MB). Peak memory consumption was 464.6MB. Max. memory is 16.1GB. * TraceAbstraction took 15333.96ms. Allocated memory was 817.9MB in the beginning and 1.1GB in the end (delta: 325.1MB). Free memory was 383.0MB in the beginning and 656.7MB in the end (delta: -273.7MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Witness Printer took 9.43ms. Allocated memory is still 1.1GB. Free memory is still 656.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 12848]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 11833, overapproximation of bitwiseAnd at line 11396. Possible FailurePath: [L7140] static bool ap_mode_default ; [L7141-L7155] static struct ieee80211_channel const mwl8k_channels_24[14U] = { {0, 2412U, 1U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2417U, 2U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2422U, 3U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2427U, 4U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2432U, 5U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2437U, 6U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2442U, 7U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2447U, 8U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2452U, 9U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2457U, 10U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2462U, 11U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2467U, 12U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2472U, 13U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 2484U, 14U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}}; [L7156-L7170] static struct ieee80211_rate const mwl8k_rates_24[14U] = { {0U, 10U, 2U, (unsigned short)0}, {0U, 20U, 4U, (unsigned short)0}, {0U, 55U, 11U, (unsigned short)0}, {0U, 110U, 22U, (unsigned short)0}, {0U, 220U, 44U, (unsigned short)0}, {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}, {0U, 720U, 144U, (unsigned short)0}}; [L7171-L7174] static struct ieee80211_channel const mwl8k_channels_50[4U] = { {0, 5180U, 36U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 5200U, 40U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 5220U, 44U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}, {0, 5240U, 48U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0}}; [L7175-L7184] static struct ieee80211_rate const mwl8k_rates_50[9U] = { {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}, {0U, 720U, 144U, (unsigned short)0}}; [L7812] static struct rxd_ops rxd_8366_ap_ops = {32, & mwl8k_rxd_8366_ap_init, & mwl8k_rxd_8366_ap_refill, & mwl8k_rxd_8366_ap_process}; [L7889] static struct rxd_ops rxd_sta_ops = {40, & mwl8k_rxd_sta_init, & mwl8k_rxd_sta_refill, & mwl8k_rxd_sta_process}; [L11797-L11803] static struct ieee80211_ops const mwl8k_ops = {& mwl8k_tx, & mwl8k_start, & mwl8k_stop, 0, 0, 0, & mwl8k_add_interface, 0, & mwl8k_remove_interface, & mwl8k_config, & mwl8k_bss_info_changed, & mwl8k_prepare_multicast, & mwl8k_configure_filter, 0, & mwl8k_set_key, 0, 0, 0, 0, 0, 0, 0, 0, & mwl8k_get_stats, 0, 0, & mwl8k_set_rts_threshold, & mwl8k_sta_add, & mwl8k_sta_remove, 0, 0, 0, & mwl8k_conf_tx, 0, 0, 0, 0, & mwl8k_ampdu_action, & mwl8k_get_survey, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L11833-L11838] static struct mwl8k_device_info mwl8k_info_tbl[3U] = { {(char *)"88w8363", (char *)"mwl8k/helper_8363.fw", (char *)"mwl8k/fmimage_8363.fw", 0, 0, 0U}, {(char *)"88w8687", (char *)"mwl8k/helper_8687.fw", (char *)"mwl8k/fmimage_8687.fw", 0, 0, 0U}, {(char *)"88w8366", (char *)"mwl8k/helper_8366.fw", (char *)"mwl8k/fmimage_8366.fw", (char *)"mwl8k/fmimage_8366_ap-2.fw", & rxd_8366_ap_ops, 2U}}; [L11839] struct pci_device_id const __mod_pci_device_table ; [L12503] int LDV_IN_INTERRUPT ; [L12858] static int ldv_mutex_cred_guard_mutex ; [L12965] static int ldv_mutex_fw_mutex ; [L13072] static int ldv_mutex_lock ; [L13179] static int ldv_mutex_mtx ; [L13286] static int ldv_mutex_mutex ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=0, ldv_mutex_cred_guard_mutex=0, ldv_mutex_fw_mutex=0, ldv_mutex_lock=0, ldv_mutex_mtx=0, ldv_mutex_mutex=0, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L12506] void *var_mwl8k_rxd_8366_ap_init_13_p0 ; [L12507] dma_addr_t var_mwl8k_rxd_8366_ap_init_13_p1 ; [L12508] void *var_mwl8k_rxd_8366_ap_refill_14_p0 ; [L12509] dma_addr_t var_mwl8k_rxd_8366_ap_refill_14_p1 ; [L12510] int var_mwl8k_rxd_8366_ap_refill_14_p2 ; [L12511] void *var_mwl8k_rxd_8366_ap_process_15_p0 ; [L12512] struct ieee80211_rx_status *var_group1 ; [L12513] __le16 *var_mwl8k_rxd_8366_ap_process_15_p2 ; [L12514] s8 *var_mwl8k_rxd_8366_ap_process_15_p3 ; [L12515] void *var_mwl8k_rxd_sta_init_16_p0 ; [L12516] dma_addr_t var_mwl8k_rxd_sta_init_16_p1 ; [L12517] void *var_mwl8k_rxd_sta_refill_17_p0 ; [L12518] dma_addr_t var_mwl8k_rxd_sta_refill_17_p1 ; [L12519] int var_mwl8k_rxd_sta_refill_17_p2 ; [L12520] void *var_mwl8k_rxd_sta_process_18_p0 ; [L12521] __le16 *var_mwl8k_rxd_sta_process_18_p2 ; [L12522] s8 *var_mwl8k_rxd_sta_process_18_p3 ; [L12523] struct ieee80211_hw *var_group2 ; [L12524] struct ieee80211_tx_control *var_group3 ; [L12525] struct sk_buff *var_mwl8k_tx_99_p2 ; [L12526] struct ieee80211_vif *var_group4 ; [L12527] u32 var_mwl8k_config_106_p1 ; [L12528] struct ieee80211_bss_conf *var_mwl8k_bss_info_changed_109_p2 ; [L12529] u32 var_mwl8k_bss_info_changed_109_p3 ; [L12530] struct netdev_hw_addr_list *var_group5 ; [L12531] unsigned int var_mwl8k_configure_filter_113_p1 ; [L12532] unsigned int *var_mwl8k_configure_filter_113_p2 ; [L12533] u64 var_mwl8k_configure_filter_113_p3 ; [L12534] enum set_key_cmd var_mwl8k_set_key_93_p1 ; [L12535] struct ieee80211_vif *var_mwl8k_set_key_93_p2 ; [L12536] struct ieee80211_sta *var_mwl8k_set_key_93_p3 ; [L12537] struct ieee80211_key_conf *var_mwl8k_set_key_93_p4 ; [L12538] u32 var_mwl8k_set_rts_threshold_114_p1 ; [L12539] struct ieee80211_sta *var_mwl8k_sta_add_116_p2 ; [L12540] struct ieee80211_sta *var_mwl8k_sta_remove_115_p2 ; [L12541] u16 var_mwl8k_conf_tx_117_p2 ; [L12542] struct ieee80211_tx_queue_params const *var_mwl8k_conf_tx_117_p3 ; [L12543] struct ieee80211_low_level_stats *var_group6 ; [L12544] int var_mwl8k_get_survey_119_p1 ; [L12545] struct survey_info *var_mwl8k_get_survey_119_p2 ; [L12546] enum ieee80211_ampdu_mlme_action var_mwl8k_ampdu_action_120_p2 ; [L12547] struct ieee80211_sta *var_mwl8k_ampdu_action_120_p3 ; [L12548] u16 var_mwl8k_ampdu_action_120_p4 ; [L12549] u16 *var_mwl8k_ampdu_action_120_p5 ; [L12550] u8 var_mwl8k_ampdu_action_120_p6 ; [L12551] struct pci_dev *var_group7 ; [L12552] struct pci_device_id const *var_mwl8k_probe_129_p1 ; [L12553] int res_mwl8k_probe_129 ; [L12554] int var_mwl8k_interrupt_96_p0 ; [L12555] void *var_mwl8k_interrupt_96_p1 ; [L12556] int ldv_s_mwl8k_driver_pci_driver ; [L12557] int tmp ; [L12558] int tmp___0 ; [L12560] ldv_s_mwl8k_driver_pci_driver = 0 [L12561] LDV_IN_INTERRUPT = 1 [L12562] CALL ldv_initialize() [L13396] ldv_mutex_cred_guard_mutex = 1 [L13397] ldv_mutex_fw_mutex = 1 [L13398] ldv_mutex_lock = 1 [L13399] ldv_mutex_mtx = 1 [L13400] ldv_mutex_mutex = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L12562] RET ldv_initialize() [L12704] tmp___0 = __VERIFIER_nondet_int() [L12705] COND TRUE tmp___0 != 0 || ldv_s_mwl8k_driver_pci_driver != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp___0=1] [L12565] tmp = __VERIFIER_nondet_int() [L12567] case 0: [L12571] case 1: [L12576] case 2: [L12581] case 3: [L12585] case 4: [L12590] case 5: [L12595] case 6: [L12599] case 7: [L12603] case 8: [L12607] case 9: [L12611] case 10: [L12615] case 11: [L12619] case 12: VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=12, tmp___0=1] [L12620] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=12, tmp___0=1] [L12621-L12622] CALL mwl8k_bss_info_changed(var_group2, var_group4, var_mwl8k_bss_info_changed_109_p2, var_mwl8k_bss_info_changed_109_p3) [L11408] struct mwl8k_priv *priv ; [L11410] EXPR hw->priv [L11410] priv = (struct mwl8k_priv *)hw->priv [L11411] EXPR priv->ap_fw VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, priv->ap_fw=257, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, vif={5242:5250}, vif={5242:5250}] [L11411] COND FALSE !(! priv->ap_fw) [L11414] CALL mwl8k_bss_info_changed_ap(hw, vif, info, changed) [L11354] int rc ; [L11355] int tmp ; [L11356] int idx ; [L11357] int rate ; [L11358] struct sk_buff *skb ; VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, vif={5242:5250}, vif={5242:5250}] [L11360] CALL, EXPR mwl8k_fw_lock(hw) VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8952] struct mwl8k_priv *priv ; [L8953] int rc ; [L8954] struct task_struct *tmp ; [L8956] EXPR hw->priv [L8956] priv = (struct mwl8k_priv *)hw->priv [L8957] CALL, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L6166] struct task_struct *pfo_ret__ ; [L6169] case 1UL: [L6172] case 2UL: [L6175] case 4UL: [L6178] case 8UL: VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L6185] return (pfo_ret__); VAL [\old(ldv_mutex_fw_mutex)=1, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, pfo_ret__={0:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8957] RET, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, get_current()={0:0}, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8957] tmp = get_current() [L8958] EXPR priv->fw_mutex_owner VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, priv->fw_mutex_owner={0:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp={0:0}] [L8958] COND FALSE !((unsigned long )priv->fw_mutex_owner != (unsigned long )tmp) [L8974] EXPR priv->fw_mutex_depth [L8974] priv->fw_mutex_depth = priv->fw_mutex_depth + 1 [L8975] return (0); VAL [\old(ldv_mutex_fw_mutex)=1, \result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp={0:0}] [L11360] RET, EXPR mwl8k_fw_lock(hw) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_fw_lock(hw)=0, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, vif={5242:5250}, vif={5242:5250}] [L11360] tmp = mwl8k_fw_lock(hw) [L11361] COND FALSE !(tmp != 0) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=0, vif={5242:5250}, vif={5242:5250}] [L11365] COND FALSE !((changed & 4U) != 0U) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=0, vif={5242:5250}, vif={5242:5250}] [L11373] COND FALSE !((changed & 32U) != 0U) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=0, vif={5242:5250}, vif={5242:5250}] [L11387] COND FALSE !((changed & 320U) != 0U) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=0, vif={5242:5250}, vif={5242:5250}] [L11396] COND FALSE !((changed & 512U) != 0U) VAL [\old(changed)=5247, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, changed=5247, hw={5241:0}, hw={5241:0}, info={5244:5246}, info={5244:5246}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}, tmp=0, vif={5242:5250}, vif={5242:5250}] [L11401] CALL mwl8k_fw_unlock(hw) VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8980] struct mwl8k_priv *priv ; [L8982] EXPR hw->priv [L8982] priv = (struct mwl8k_priv *)hw->priv [L8983] EXPR priv->fw_mutex_depth [L8983] priv->fw_mutex_depth = priv->fw_mutex_depth - 1 [L8984] EXPR priv->fw_mutex_depth VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, priv->fw_mutex_depth=0, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8984] COND TRUE priv->fw_mutex_depth == 0 [L8985] EXPR priv->hw_restart_in_progress VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, priv={5241:-1338}, priv->hw_restart_in_progress=-255, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L8985] COND FALSE !(! priv->hw_restart_in_progress) [L8989] priv->fw_mutex_owner = 0 [L8990] CALL ldv_mutex_unlock_14(& priv->fw_mutex) [L12826] CALL ldv_mutex_unlock_fw_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, lock={5241:0}, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L13064] COND FALSE !(ldv_mutex_fw_mutex == 2) VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, lock={5241:0}, lock={5241:0}, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L13066] CALL ldv_error() VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] [L12848] reach_error() VAL [\old(ldv_mutex_fw_mutex)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_fw_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, mwl8k_channels_24={185:0}, mwl8k_channels_50={187:0}, mwl8k_info_tbl={192:0}, mwl8k_ops={191:0}, mwl8k_rates_24={186:0}, mwl8k_rates_50={188:0}, rxd_8366_ap_ops={189:0}, rxd_sta_ops={190:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 132 procedures, 2562 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.2s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 19118 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19045 mSDsluCounter, 30136 SdHoareTripleChecker+Invalid, 9.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7300 mSDsCounter, 727 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3061 IncrementalHoareTripleChecker+Invalid, 3790 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 727 mSolverCounterUnsat, 22836 mSDtfsCounter, 3061 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5407occurred in iteration=6, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 314 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 164 NumberOfCodeBlocks, 164 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 191 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-22 22:59:45,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:59:46,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:59:46,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:59:46,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:59:46,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:59:46,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:59:46,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:59:46,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:59:46,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:59:46,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:59:46,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:59:46,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:59:46,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:59:46,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:59:46,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:59:46,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:59:46,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:59:46,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:59:46,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:59:46,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:59:46,986 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:59:46,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:59:46,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:59:46,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:59:46,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:59:46,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:59:46,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:59:46,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:59:46,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:59:46,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:59:46,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:59:46,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:59:46,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:59:46,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:59:46,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:59:46,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:59:46,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:59:47,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:59:47,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:59:47,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:59:47,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:59:47,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:59:47,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-22 22:59:47,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:59:47,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:59:47,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:59:47,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:59:47,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:59:47,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:59:47,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:59:47,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:59:47,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:59:47,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:47,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:59:47,036 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:59:47,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:59:47,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 22:59:47,037 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 [2022-07-22 22:59:47,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:59:47,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:59:47,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:59:47,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:59:47,372 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:59:47,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 22:59:47,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa145810f/3b8123b5022b4b3d934db61b700f46e0/FLAG30651a256 [2022-07-22 22:59:48,170 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:59:48,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 22:59:48,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa145810f/3b8123b5022b4b3d934db61b700f46e0/FLAG30651a256 [2022-07-22 22:59:48,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa145810f/3b8123b5022b4b3d934db61b700f46e0 [2022-07-22 22:59:48,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:59:48,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:59:48,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:48,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:59:48,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:59:48,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:48" (1/1) ... [2022-07-22 22:59:48,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dadd82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:48, skipping insertion in model container [2022-07-22 22:59:48,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:48" (1/1) ... [2022-07-22 22:59:48,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:59:48,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:50,323 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-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2022-07-22 22:59:50,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:50,452 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-22 22:59:50,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:50,716 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-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2022-07-22 22:59:50,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:50,749 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:59:51,080 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-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2022-07-22 22:59:51,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:51,230 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:59:51,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51 WrapperNode [2022-07-22 22:59:51,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:51,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:51,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:59:51,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:59:51,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,486 INFO L137 Inliner]: procedures = 429, calls = 3347, calls flagged for inlining = 192, calls inlined = 163, statements flattened = 6892 [2022-07-22 22:59:51,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:51,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:59:51,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:59:51,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:59:51,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:59:51,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:59:51,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:59:51,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:59:51,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (1/1) ... [2022-07-22 22:59:51,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:51,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:59:51,917 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) [2022-07-22 22:59:51,959 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 [2022-07-22 22:59:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2022-07-22 22:59:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2022-07-22 22:59:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2022-07-22 22:59:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2022-07-22 22:59:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-22 22:59:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-22 22:59:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-22 22:59:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-22 22:59:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 22:59:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 22:59:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-22 22:59:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-22 22:59:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-22 22:59:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-22 22:59:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-22 22:59:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-22 22:59:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex [2022-07-22 22:59:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex [2022-07-22 22:59:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-22 22:59:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-22 22:59:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-22 22:59:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-22 22:59:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2022-07-22 22:59:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2022-07-22 22:59:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-22 22:59:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-22 22:59:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-22 22:59:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2022-07-22 22:59:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2022-07-22 22:59:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2022-07-22 22:59:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2022-07-22 22:59:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2022-07-22 22:59:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2022-07-22 22:59:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-22 22:59:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-22 22:59:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_init [2022-07-22 22:59:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_init [2022-07-22 22:59:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:59:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-22 22:59:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 22:59:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 22:59:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-22 22:59:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-22 22:59:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-22 22:59:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-22 22:59:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2022-07-22 22:59:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2022-07-22 22:59:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2022-07-22 22:59:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2022-07-22 22:59:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2022-07-22 22:59:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2022-07-22 22:59:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-22 22:59:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-22 22:59:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-22 22:59:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-22 22:59:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-22 22:59:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-22 22:59:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2022-07-22 22:59:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2022-07-22 22:59:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-22 22:59:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-22 22:59:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2022-07-22 22:59:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2022-07-22 22:59:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2022-07-22 22:59:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2022-07-22 22:59:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-22 22:59:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-22 22:59:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2022-07-22 22:59:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2022-07-22 22:59:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-07-22 22:59:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-07-22 22:59:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-22 22:59:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-22 22:59:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-22 22:59:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-22 22:59:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-22 22:59:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-22 22:59:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2022-07-22 22:59:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2022-07-22 22:59:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-22 22:59:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-22 22:59:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2022-07-22 22:59:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2022-07-22 22:59:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:59:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-22 22:59:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-22 22:59:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:59:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-07-22 22:59:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-07-22 22:59:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-22 22:59:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-22 22:59:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:59:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-22 22:59:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-22 22:59:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-22 22:59:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2022-07-22 22:59:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2022-07-22 22:59:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-22 22:59:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2022-07-22 22:59:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2022-07-22 22:59:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-07-22 22:59:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-07-22 22:59:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-22 22:59:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-22 22:59:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2022-07-22 22:59:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2022-07-22 22:59:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-22 22:59:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-22 22:59:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-07-22 22:59:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-07-22 22:59:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2022-07-22 22:59:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2022-07-22 22:59:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-22 22:59:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:59:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:59:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-07-22 22:59:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-07-22 22:59:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-22 22:59:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-22 22:59:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-22 22:59:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-22 22:59:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-22 22:59:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2022-07-22 22:59:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-22 22:59:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-22 22:59:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-22 22:59:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-22 22:59:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-22 22:59:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2022-07-22 22:59:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2022-07-22 22:59:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2022-07-22 22:59:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2022-07-22 22:59:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2022-07-22 22:59:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2022-07-22 22:59:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2022-07-22 22:59:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2022-07-22 22:59:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2022-07-22 22:59:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2022-07-22 22:59:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2022-07-22 22:59:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2022-07-22 22:59:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2022-07-22 22:59:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2022-07-22 22:59:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-22 22:59:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-22 22:59:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-07-22 22:59:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-07-22 22:59:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-07-22 22:59:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-07-22 22:59:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 22:59:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 22:59:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-22 22:59:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-22 22:59:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-07-22 22:59:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-07-22 22:59:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2022-07-22 22:59:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2022-07-22 22:59:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2022-07-22 22:59:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2022-07-22 22:59:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 22:59:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 22:59:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-22 22:59:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-22 22:59:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-22 22:59:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-22 22:59:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-22 22:59:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-22 22:59:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2022-07-22 22:59:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2022-07-22 22:59:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-22 22:59:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-22 22:59:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2022-07-22 22:59:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2022-07-22 22:59:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-22 22:59:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-22 22:59:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-22 22:59:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-22 22:59:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:59:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2022-07-22 22:59:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2022-07-22 22:59:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:59:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2022-07-22 22:59:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2022-07-22 22:59:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2022-07-22 22:59:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2022-07-22 22:59:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2022-07-22 22:59:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2022-07-22 22:59:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2022-07-22 22:59:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2022-07-22 22:59:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:59:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-22 22:59:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-22 22:59:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-22 22:59:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-22 22:59:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-07-22 22:59:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-07-22 22:59:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2022-07-22 22:59:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2022-07-22 22:59:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-22 22:59:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-22 22:59:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2022-07-22 22:59:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2022-07-22 22:59:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2022-07-22 22:59:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2022-07-22 22:59:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2022-07-22 22:59:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2022-07-22 22:59:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_process [2022-07-22 22:59:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_process [2022-07-22 22:59:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2022-07-22 22:59:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2022-07-22 22:59:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-22 22:59:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-22 22:59:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2022-07-22 22:59:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2022-07-22 22:59:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-07-22 22:59:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-07-22 22:59:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-22 22:59:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-22 22:59:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2022-07-22 22:59:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2022-07-22 22:59:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2022-07-22 22:59:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2022-07-22 22:59:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2022-07-22 22:59:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2022-07-22 22:59:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2022-07-22 22:59:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2022-07-22 22:59:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-22 22:59:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-22 22:59:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-22 22:59:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-22 22:59:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-22 22:59:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-22 22:59:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-22 22:59:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_refill [2022-07-22 22:59:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_refill [2022-07-22 22:59:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-07-22 22:59:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-07-22 22:59:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-22 22:59:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-22 22:59:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2022-07-22 22:59:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2022-07-22 22:59:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-22 22:59:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-22 22:59:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2022-07-22 22:59:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2022-07-22 22:59:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-22 22:59:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-22 22:59:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2022-07-22 22:59:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2022-07-22 22:59:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2022-07-22 22:59:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2022-07-22 22:59:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-07-22 22:59:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-07-22 22:59:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-07-22 22:59:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-07-22 22:59:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-22 22:59:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-22 22:59:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2022-07-22 22:59:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2022-07-22 22:59:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2022-07-22 22:59:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2022-07-22 22:59:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-22 22:59:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-22 22:59:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2022-07-22 22:59:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2022-07-22 22:59:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-22 22:59:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-22 22:59:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2022-07-22 22:59:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2022-07-22 22:59:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2022-07-22 22:59:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2022-07-22 22:59:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2022-07-22 22:59:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2022-07-22 22:59:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-07-22 22:59:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-07-22 22:59:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-07-22 22:59:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-07-22 22:59:52,940 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:59:52,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:01:46,345 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:01:46,375 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:01:46,375 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 23:01:46,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:01:46 BoogieIcfgContainer [2022-07-22 23:01:46,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:01:46,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:01:46,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:01:46,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:01:46,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:59:48" (1/3) ... [2022-07-22 23:01:46,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2b5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:01:46, skipping insertion in model container [2022-07-22 23:01:46,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:51" (2/3) ... [2022-07-22 23:01:46,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2b5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:01:46, skipping insertion in model container [2022-07-22 23:01:46,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:01:46" (3/3) ... [2022-07-22 23:01:46,387 INFO L111 eAbstractionObserver]: Analyzing ICFG main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2022-07-22 23:01:46,398 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:01:46,399 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:01:46,502 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:01:46,510 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7c4b9e7f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@671460c4 [2022-07-22 23:01:46,510 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:01:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 2505 states, 1763 states have (on average 1.3607487237663074) internal successors, (2399), 1826 states have internal predecessors, (2399), 609 states have call successors, (609), 131 states have call predecessors, (609), 131 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) [2022-07-22 23:01:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-07-22 23:01:46,530 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:46,530 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:46,531 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:46,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:46,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1001382404, now seen corresponding path program 1 times [2022-07-22 23:01:46,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:46,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [217829169] [2022-07-22 23:01:46,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:46,552 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:46,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:46,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:46,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 23:01:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:01:48,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 1705 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:01:48,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:01:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:01:48,564 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:01:48,564 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:01:48,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [217829169] [2022-07-22 23:01:48,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [217829169] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:01:48,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:01:48,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:01:48,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798581913] [2022-07-22 23:01:48,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:01:48,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:01:48,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:01:48,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:01:48,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:48,606 INFO L87 Difference]: Start difference. First operand has 2505 states, 1763 states have (on average 1.3607487237663074) internal successors, (2399), 1826 states have internal predecessors, (2399), 609 states have call successors, (609), 131 states have call predecessors, (609), 131 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:48,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:01:48,973 INFO L93 Difference]: Finished difference Result 5004 states and 7401 transitions. [2022-07-22 23:01:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:01:48,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-07-22 23:01:48,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:01:48,998 INFO L225 Difference]: With dead ends: 5004 [2022-07-22 23:01:48,999 INFO L226 Difference]: Without dead ends: 2485 [2022-07-22 23:01:49,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:49,027 INFO L413 NwaCegarLoop]: 3604 mSDtfsCounter, 3599 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3599 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-22 23:01:49,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3599 Valid, 3604 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-22 23:01:49,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2485 states. [2022-07-22 23:01:49,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2485 to 2485. [2022-07-22 23:01:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2485 states, 1746 states have (on average 1.354524627720504) internal successors, (2365), 1806 states have internal predecessors, (2365), 608 states have call successors, (608), 131 states have call predecessors, (608), 130 states have return successors, (602), 590 states have call predecessors, (602), 602 states have call successors, (602) [2022-07-22 23:01:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2485 states and 3575 transitions. [2022-07-22 23:01:49,186 INFO L78 Accepts]: Start accepts. Automaton has 2485 states and 3575 transitions. Word has length 9 [2022-07-22 23:01:49,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:01:49,187 INFO L495 AbstractCegarLoop]: Abstraction has 2485 states and 3575 transitions. [2022-07-22 23:01:49,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3575 transitions. [2022-07-22 23:01:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 23:01:49,188 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:49,188 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:49,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-22 23:01:49,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:01:49,408 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:49,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:49,408 INFO L85 PathProgramCache]: Analyzing trace with hash 976920785, now seen corresponding path program 1 times [2022-07-22 23:01:49,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:49,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [930087506] [2022-07-22 23:01:49,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:49,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:49,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:49,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:49,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 23:01:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:01:51,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:01:51,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:01:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:01:51,210 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:01:51,210 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:01:51,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [930087506] [2022-07-22 23:01:51,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [930087506] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:01:51,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:01:51,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:01:51,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978193009] [2022-07-22 23:01:51,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:01:51,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:01:51,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:01:51,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:01:51,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:51,212 INFO L87 Difference]: Start difference. First operand 2485 states and 3575 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:51,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:01:51,677 INFO L93 Difference]: Finished difference Result 7371 states and 10955 transitions. [2022-07-22 23:01:51,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:01:51,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-22 23:01:51,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:01:51,715 INFO L225 Difference]: With dead ends: 7371 [2022-07-22 23:01:51,715 INFO L226 Difference]: Without dead ends: 4889 [2022-07-22 23:01:51,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:51,733 INFO L413 NwaCegarLoop]: 4645 mSDtfsCounter, 3566 mSDsluCounter, 3628 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3566 SdHoareTripleChecker+Valid, 8273 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-22 23:01:51,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3566 Valid, 8273 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-22 23:01:51,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-07-22 23:01:52,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4886. [2022-07-22 23:01:52,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 3438 states have (on average 1.3539848749272834) internal successors, (4655), 3551 states have internal predecessors, (4655), 1190 states have call successors, (1190), 259 states have call predecessors, (1190), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 23:01:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 7209 transitions. [2022-07-22 23:01:52,072 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 7209 transitions. Word has length 10 [2022-07-22 23:01:52,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:01:52,072 INFO L495 AbstractCegarLoop]: Abstraction has 4886 states and 7209 transitions. [2022-07-22 23:01:52,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:52,073 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 7209 transitions. [2022-07-22 23:01:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 23:01:52,073 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:52,073 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:52,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 23:01:52,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:01:52,299 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:52,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:52,300 INFO L85 PathProgramCache]: Analyzing trace with hash 218615463, now seen corresponding path program 1 times [2022-07-22 23:01:52,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:52,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909804476] [2022-07-22 23:01:52,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:52,302 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:52,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:52,303 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:52,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 23:01:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:01:53,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:01:53,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:01:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:01:54,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:01:54,183 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:01:54,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909804476] [2022-07-22 23:01:54,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909804476] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:01:54,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:01:54,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:01:54,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108890266] [2022-07-22 23:01:54,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:01:54,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:01:54,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:01:54,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:01:54,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:54,186 INFO L87 Difference]: Start difference. First operand 4886 states and 7209 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:54,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:01:54,424 INFO L93 Difference]: Finished difference Result 4888 states and 7210 transitions. [2022-07-22 23:01:54,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:01:54,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-22 23:01:54,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:01:54,446 INFO L225 Difference]: With dead ends: 4888 [2022-07-22 23:01:54,447 INFO L226 Difference]: Without dead ends: 4885 [2022-07-22 23:01:54,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:54,455 INFO L413 NwaCegarLoop]: 3572 mSDtfsCounter, 3565 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3565 SdHoareTripleChecker+Valid, 3572 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-22 23:01:54,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3565 Valid, 3572 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-22 23:01:54,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4885 states. [2022-07-22 23:01:54,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4885 to 4885. [2022-07-22 23:01:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4885 states, 3438 states have (on average 1.3536940081442699) internal successors, (4654), 3550 states have internal predecessors, (4654), 1189 states have call successors, (1189), 259 states have call predecessors, (1189), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 23:01:54,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4885 states and 7207 transitions. [2022-07-22 23:01:54,606 INFO L78 Accepts]: Start accepts. Automaton has 4885 states and 7207 transitions. Word has length 11 [2022-07-22 23:01:54,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:01:54,606 INFO L495 AbstractCegarLoop]: Abstraction has 4885 states and 7207 transitions. [2022-07-22 23:01:54,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 7207 transitions. [2022-07-22 23:01:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-22 23:01:54,608 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:54,608 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:54,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-22 23:01:54,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:01:54,824 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:54,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:54,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1814008172, now seen corresponding path program 1 times [2022-07-22 23:01:54,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:54,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44651071] [2022-07-22 23:01:54,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:54,826 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:54,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:54,832 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:54,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 23:01:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:01:56,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 1708 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:01:56,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:01:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:01:56,636 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:01:56,636 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:01:56,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44651071] [2022-07-22 23:01:56,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44651071] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:01:56,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:01:56,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:01:56,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405691615] [2022-07-22 23:01:56,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:01:56,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:01:56,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:01:56,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:01:56,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:56,638 INFO L87 Difference]: Start difference. First operand 4885 states and 7207 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:56,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:01:56,861 INFO L93 Difference]: Finished difference Result 4887 states and 7208 transitions. [2022-07-22 23:01:56,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:01:56,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-07-22 23:01:56,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:01:56,883 INFO L225 Difference]: With dead ends: 4887 [2022-07-22 23:01:56,884 INFO L226 Difference]: Without dead ends: 4884 [2022-07-22 23:01:56,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:56,892 INFO L413 NwaCegarLoop]: 3570 mSDtfsCounter, 3562 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3562 SdHoareTripleChecker+Valid, 3570 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 23:01:56,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3562 Valid, 3570 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-22 23:01:56,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4884 states. [2022-07-22 23:01:57,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4884 to 4884. [2022-07-22 23:01:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4884 states, 3438 states have (on average 1.3534031413612566) internal successors, (4653), 3549 states have internal predecessors, (4653), 1188 states have call successors, (1188), 259 states have call predecessors, (1188), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 23:01:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 4884 states and 7205 transitions. [2022-07-22 23:01:57,167 INFO L78 Accepts]: Start accepts. Automaton has 4884 states and 7205 transitions. Word has length 12 [2022-07-22 23:01:57,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:01:57,167 INFO L495 AbstractCegarLoop]: Abstraction has 4884 states and 7205 transitions. [2022-07-22 23:01:57,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 4884 states and 7205 transitions. [2022-07-22 23:01:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-22 23:01:57,169 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:57,169 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:57,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-22 23:01:57,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:01:57,381 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:57,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:57,382 INFO L85 PathProgramCache]: Analyzing trace with hash -400826550, now seen corresponding path program 1 times [2022-07-22 23:01:57,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:57,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [757561918] [2022-07-22 23:01:57,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:57,384 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:57,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:57,385 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:57,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-22 23:01:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:01:59,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 1709 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:01:59,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:01:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:01:59,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:01:59,336 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:01:59,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [757561918] [2022-07-22 23:01:59,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [757561918] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:01:59,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:01:59,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:01:59,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320451275] [2022-07-22 23:01:59,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:01:59,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:01:59,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:01:59,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:01:59,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:59,337 INFO L87 Difference]: Start difference. First operand 4884 states and 7205 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:59,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:01:59,527 INFO L93 Difference]: Finished difference Result 4886 states and 7206 transitions. [2022-07-22 23:01:59,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:01:59,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-07-22 23:01:59,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:01:59,571 INFO L225 Difference]: With dead ends: 4886 [2022-07-22 23:01:59,572 INFO L226 Difference]: Without dead ends: 4877 [2022-07-22 23:01:59,575 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:01:59,576 INFO L413 NwaCegarLoop]: 3569 mSDtfsCounter, 3559 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3559 SdHoareTripleChecker+Valid, 3569 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 23:01:59,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3559 Valid, 3569 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-22 23:01:59,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-07-22 23:01:59,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 4877. [2022-07-22 23:01:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4877 states, 3432 states have (on average 1.3531468531468531) internal successors, (4644), 3542 states have internal predecessors, (4644), 1187 states have call successors, (1187), 259 states have call predecessors, (1187), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 23:01:59,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4877 states and 7195 transitions. [2022-07-22 23:01:59,720 INFO L78 Accepts]: Start accepts. Automaton has 4877 states and 7195 transitions. Word has length 13 [2022-07-22 23:01:59,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:01:59,721 INFO L495 AbstractCegarLoop]: Abstraction has 4877 states and 7195 transitions. [2022-07-22 23:01:59,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:01:59,721 INFO L276 IsEmpty]: Start isEmpty. Operand 4877 states and 7195 transitions. [2022-07-22 23:01:59,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-22 23:01:59,729 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:01:59,729 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:01:59,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-22 23:01:59,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:01:59,952 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:01:59,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:01:59,952 INFO L85 PathProgramCache]: Analyzing trace with hash 155338824, now seen corresponding path program 1 times [2022-07-22 23:01:59,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:01:59,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853397429] [2022-07-22 23:01:59,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:01:59,954 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:01:59,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:01:59,955 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:01:59,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-22 23:02:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:02:01,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 1882 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:02:01,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:02:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:02:01,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:02:01,811 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:02:01,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853397429] [2022-07-22 23:02:01,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853397429] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:02:01,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:02:01,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:02:01,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244190801] [2022-07-22 23:02:01,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:02:01,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:02:01,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:02:01,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:02:01,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:02:01,813 INFO L87 Difference]: Start difference. First operand 4877 states and 7195 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-22 23:02:02,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:02:02,077 INFO L93 Difference]: Finished difference Result 9753 states and 14741 transitions. [2022-07-22 23:02:02,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:02:02,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 53 [2022-07-22 23:02:02,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:02:02,117 INFO L225 Difference]: With dead ends: 9753 [2022-07-22 23:02:02,117 INFO L226 Difference]: Without dead ends: 4879 [2022-07-22 23:02:02,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:02:02,147 INFO L413 NwaCegarLoop]: 3561 mSDtfsCounter, 0 mSDsluCounter, 3554 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7115 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 23:02:02,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7115 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-22 23:02:02,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4879 states. [2022-07-22 23:02:02,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4879 to 4877. [2022-07-22 23:02:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4877 states, 3432 states have (on average 1.3513986013986015) internal successors, (4638), 3542 states have internal predecessors, (4638), 1187 states have call successors, (1187), 259 states have call predecessors, (1187), 257 states have return successors, (1364), 1159 states have call predecessors, (1364), 1183 states have call successors, (1364) [2022-07-22 23:02:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4877 states and 7189 transitions. [2022-07-22 23:02:02,313 INFO L78 Accepts]: Start accepts. Automaton has 4877 states and 7189 transitions. Word has length 53 [2022-07-22 23:02:02,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:02:02,314 INFO L495 AbstractCegarLoop]: Abstraction has 4877 states and 7189 transitions. [2022-07-22 23:02:02,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-22 23:02:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 4877 states and 7189 transitions. [2022-07-22 23:02:02,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-07-22 23:02:02,320 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:02:02,320 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:02:02,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-22 23:02:02,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:02:02,547 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:02:02,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:02:02,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1711701568, now seen corresponding path program 1 times [2022-07-22 23:02:02,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:02:02,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1386873214] [2022-07-22 23:02:02,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:02:02,549 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:02:02,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:02:02,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:02:02,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process