java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 05:02:59,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 05:02:59,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 05:02:59,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 05:02:59,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 05:02:59,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 05:02:59,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 05:02:59,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 05:02:59,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 05:02:59,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 05:02:59,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 05:02:59,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 05:02:59,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 05:02:59,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 05:02:59,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 05:02:59,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 05:02:59,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 05:02:59,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 05:02:59,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 05:02:59,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 05:02:59,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 05:02:59,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 05:02:59,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 05:02:59,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 05:02:59,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 05:02:59,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 05:02:59,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 05:02:59,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 05:02:59,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 05:02:59,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 05:02:59,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 05:02:59,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 05:02:59,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 05:02:59,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 05:02:59,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 05:02:59,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 05:02:59,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 05:02:59,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 05:02:59,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 05:02:59,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 05:02:59,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 05:02:59,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 05:02:59,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 05:02:59,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 05:02:59,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 05:02:59,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 05:02:59,634 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 05:02:59,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 05:02:59,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 05:02:59,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 05:02:59,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 05:02:59,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 05:02:59,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 05:02:59,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 05:02:59,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 05:02:59,637 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 05:02:59,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 05:02:59,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 05:02:59,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 05:02:59,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 05:02:59,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 05:02:59,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 05:02:59,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 05:02:59,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 05:02:59,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 05:02:59,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 05:02:59,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 05:02:59,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 05:02:59,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 05:02:59,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 05:02:59,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 05:02:59,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 05:02:59,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 05:02:59,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 05:02:59,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 05:02:59,715 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 05:02:59,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-02 05:02:59,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c1ab93e/1591ceb335bb41bc98f5f336ddaf3459/FLAG3ce12783a [2019-10-02 05:03:00,621 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 05:03:00,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-02 05:03:00,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c1ab93e/1591ceb335bb41bc98f5f336ddaf3459/FLAG3ce12783a [2019-10-02 05:03:01,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c1ab93e/1591ceb335bb41bc98f5f336ddaf3459 [2019-10-02 05:03:01,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 05:03:01,108 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 05:03:01,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 05:03:01,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 05:03:01,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 05:03:01,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:03:01" (1/1) ... [2019-10-02 05:03:01,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@792930fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:01, skipping insertion in model container [2019-10-02 05:03:01,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:03:01" (1/1) ... [2019-10-02 05:03:01,125 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 05:03:01,346 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 05:03:04,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:03:04,285 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 05:03:04,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:03:05,943 INFO L192 MainTranslator]: Completed translation [2019-10-02 05:03:05,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05 WrapperNode [2019-10-02 05:03:05,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 05:03:05,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 05:03:05,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 05:03:05,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 05:03:05,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:05,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... [2019-10-02 05:03:06,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 05:03:06,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 05:03:06,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 05:03:06,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 05:03:06,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 05:03:06,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 05:03:06,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 05:03:06,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 05:03:06,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2019-10-02 05:03:06,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:03:06,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 05:03:06,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 05:03:06,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:03:06,496 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 05:03:06,496 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 05:03:06,497 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 05:03:06,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-02 05:03:06,498 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 05:03:06,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-02 05:03:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-02 05:03:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-02 05:03:06,501 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-02 05:03:06,501 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 05:03:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 05:03:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-02 05:03:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-02 05:03:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-10-02 05:03:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call [2019-10-02 05:03:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call_stage [2019-10-02 05:03:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_timeout_stage [2019-10-02 05:03:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_update_region_info [2019-10-02 05:03:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_tasklet [2019-10-02 05:03:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure send_tasklet [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_send_cmd [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_send_cmd [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure check_cmdresp_status [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_common_cmd_resp_helper [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure int_timeout_handler [2019-10-02 05:03:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_flag_getcmd [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_flag_getcmd_resp [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_hw_malfunction [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rds_start [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_rdsdata_getcmd [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_update_af_cache [2019-10-02 05:03:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rdsparse_swapbytes [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rdsdata_getcmd_resp [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rds_finish [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_tune_op_ended [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_power_enb [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_low_rssi_start [2019-10-02 05:03:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_set_pi [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_set_pi_resp [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_set_pimask [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_set_pimask_resp [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_setfreq [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_setfreq_resp [2019-10-02 05:03:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_enableint [2019-10-02 05:03:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_enableint_resp [2019-10-02 05:03:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_start_afjump [2019-10-02 05:03:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_start_afjump_resp [2019-10-02 05:03:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_rd_freq [2019-10-02 05:03:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_rd_freq_resp [2019-10-02 05:03:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_low_rssi_finish [2019-10-02 05:03:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_intmsk_cmd [2019-10-02 05:03:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_intmsk_cmd_resp [2019-10-02 05:03:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_is_rds_data_available [2019-10-02 05:03:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_transfer_rds_from_internal_buff [2019-10-02 05:03:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_freq [2019-10-02 05:03:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_get_freq [2019-10-02 05:03:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_region [2019-10-02 05:03:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_mute_mode [2019-10-02 05:03:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_stereo_mono [2019-10-02 05:03:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_rds_mode [2019-10-02 05:03:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_power_down [2019-10-02 05:03:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_download_firmware [2019-10-02 05:03:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure load_default_rx_configuration [2019-10-02 05:03:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_power_up [2019-10-02 05:03:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_mode [2019-10-02 05:03:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_get_mode [2019-10-02 05:03:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_st_receive [2019-10-02 05:03:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_st_reg_comp_cb [2019-10-02 05:03:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_prepare [2019-10-02 05:03:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_release [2019-10-02 05:03:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_drv_init [2019-10-02 05:03:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_drv_exit [2019-10-02 05:03:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2019-10-02 05:03:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_fm_drv_init_6_13 [2019-10-02 05:03:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-02 05:03:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2019-10-02 05:03:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_4 [2019-10-02 05:03:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_3_6_5 [2019-10-02 05:03:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_6_6_6 [2019-10-02 05:03:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_4_1 [2019-10-02 05:03:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_5_2 [2019-10-02 05:03:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_3_6_8 [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_6_6_9 [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 05:03:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 05:03:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-02 05:03:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-02 05:03:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-10-02 05:03:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-02 05:03:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-02 05:03:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-02 05:03:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-02 05:03:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:03:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:03:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-02 05:03:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-02 05:03:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_3 [2019-10-02 05:03:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_2_2 [2019-10-02 05:03:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_2 [2019-10-02 05:03:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 05:03:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2019-10-02 05:03:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_25 [2019-10-02 05:03:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_26 [2019-10-02 05:03:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_rds_cache [2019-10-02 05:03:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_station_info [2019-10-02 05:03:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_freq [2019-10-02 05:03:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_channel_spacing [2019-10-02 05:03:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_seek [2019-10-02 05:03:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_volume [2019-10-02 05:03:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_volume [2019-10-02 05:03:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_band_freq_range [2019-10-02 05:03:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_region [2019-10-02 05:03:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_region [2019-10-02 05:03:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_mute_mode [2019-10-02 05:03:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_config_rx_mute_reg [2019-10-02 05:03:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_mute_mode [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rfdepend_softmute [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rfdepend_softmute [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rssi_level [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rssi_threshold [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rssi_threshold [2019-10-02 05:03:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_stereo_mono [2019-10-02 05:03:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_stereo_mono [2019-10-02 05:03:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_deemphasis_mode [2019-10-02 05:03:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_deemph_mode [2019-10-02 05:03:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rds_mode [2019-10-02 05:03:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rds_mode [2019-10-02 05:03:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rds_system [2019-10-02 05:03:06,539 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rds_system [2019-10-02 05:03:06,539 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_af_switch [2019-10-02 05:03:06,540 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_af_switch [2019-10-02 05:03:06,540 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_stereo_mono [2019-10-02 05:03:06,540 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_text [2019-10-02 05:03:06,540 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_data_mode [2019-10-02 05:03:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_len [2019-10-02 05:03:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_rds_mode [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_radio_text [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_af [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_region [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_mute_mode [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure set_audio_io [2019-10-02 05:03:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_xmit [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_pwr_lvl [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_preemph_filter [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_get_tune_cap_val [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_freq [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-02 05:03:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_read [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_write [2019-10-02 05:03:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_poll [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_open [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_release [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_querycap [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_g_volatile_ctrl [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_s_ctrl [2019-10-02 05:03:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_audio [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_audio [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_tuner [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_tuner [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_freq [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_freq [2019-10-02 05:03:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_hw_freq_seek [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_modulator [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_modulator [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_init_video_device [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_deinit_video_device [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 05:03:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-02 05:03:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 05:03:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_17 [2019-10-02 05:03:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_18 [2019-10-02 05:03:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_21 [2019-10-02 05:03:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_24 [2019-10-02 05:03:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_25 [2019-10-02 05:03:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_26 [2019-10-02 05:03:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_27 [2019-10-02 05:03:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_28 [2019-10-02 05:03:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_29 [2019-10-02 05:03:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_30 [2019-10-02 05:03:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_31 [2019-10-02 05:03:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_32 [2019-10-02 05:03:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_33 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_34 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_4 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_3_11 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_3_2 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_14 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-02 05:03:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_v4l2_file_operations_io_instance_3 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_16 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_17 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_24 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_26 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-02 05:03:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_30 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-02 05:03:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 05:03:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 05:03:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 05:03:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 05:03:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 05:03:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-02 05:03:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-02 05:03:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-02 05:03:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-02 05:03:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-02 05:03:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 05:03:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-02 05:03:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 05:03:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_fmdev [2019-10-02 05:03:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_power_lock_of_snd_card [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 05:03:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-02 05:03:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-02 05:03:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 05:03:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 05:03:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-02 05:03:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-02 05:03:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure st_register [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure st_unregister [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2019-10-02 05:03:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_alloc [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2019-10-02 05:03:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 05:03:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 05:03:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 05:03:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 05:03:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-02 05:03:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 05:03:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-02 05:03:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-02 05:03:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 05:03:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-02 05:03:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 05:03:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-02 05:03:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 05:03:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 05:03:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 05:03:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 05:03:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-02 05:03:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_25 [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_26 [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-02 05:03:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 05:03:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 05:03:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-02 05:03:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_init_video_device [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_deinit_video_device [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_prepare [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_release [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_update_region_info [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_send_cmd [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_is_rds_data_available [2019-10-02 05:03:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_transfer_rds_from_internal_buff [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_freq [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_mode [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_region [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_mute_mode [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_stereo_mono [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_rds_mode [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_get_freq [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_get_mode [2019-10-02 05:03:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure st_register [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure st_unregister [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_freq [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_mute_mode [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_stereo_mono [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rds_mode [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_volume [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rssi_threshold [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_region [2019-10-02 05:03:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_rds_cache [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_station_info [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_freq [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_region [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_mute_mode [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_stereo_mono [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_rds_mode [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_flag_getcmd [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_flag_getcmd_resp [2019-10-02 05:03:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_hw_malfunction [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rds_start [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_rdsdata_getcmd [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rdsdata_getcmd_resp [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rds_finish [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_tune_op_ended [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_power_enb [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_low_rssi_start [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_set_pi [2019-10-02 05:03:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_set_pi_resp [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_set_pimask [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_set_pimask_resp [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_setfreq [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_setfreq_resp [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_enableint [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_enableint_resp [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_start_afjump [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_start_afjump_resp [2019-10-02 05:03:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_rd_freq [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_rd_freq_resp [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_low_rssi_finish [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_intmsk_cmd [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_intmsk_cmd_resp [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2019-10-02 05:03:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call_stage [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_timeout_stage [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure recv_tasklet [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure send_tasklet [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure fm_send_cmd [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure check_cmdresp_status [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_common_cmd_resp_helper [2019-10-02 05:03:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure int_timeout_handler [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_update_af_cache [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rdsparse_swapbytes [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_power_down [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_download_firmware [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure load_default_rx_configuration [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_power_up [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_st_receive [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure fm_st_reg_comp_cb [2019-10-02 05:03:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure fm_drv_init [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure fm_drv_exit [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_fm_drv_init_6_13 [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-02 05:03:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2019-10-02 05:03:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_4 [2019-10-02 05:03:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_3_6_5 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_6_6_6 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_4_1 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_5_2 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_3_6_8 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_6_6_9 [2019-10-02 05:03:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-02 05:03:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:03:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_3 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_14 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_2_2 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_2 [2019-10-02 05:03:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_v4l2_file_operations_io_instance_3 [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rds_system [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rfdepend_softmute [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_deemphasis_mode [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_af_switch [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_seek [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rds_mode [2019-10-02 05:03:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rds_system [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_mute_mode [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_volume [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_band_freq_range [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_stereo_mono [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rssi_level [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rssi_threshold [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rfdepend_softmute [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_deemph_mode [2019-10-02 05:03:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_af_switch [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_region [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_channel_spacing [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_config_rx_mute_reg [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_pwr_lvl [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_radio_text [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_af [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_preemph_filter [2019-10-02 05:03:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_get_tune_cap_val [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_text [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_data_mode [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_len [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_audio_io [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure enable_xmit [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-02 05:03:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_24 [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_26 [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_30 [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_fmdev [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_fmdev [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_fmdev [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-02 05:03:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-02 05:03:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_16 [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_17 [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_alloc [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2019-10-02 05:03:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2019-10-02 05:03:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_read [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_write [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_poll [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_open [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_release [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_querycap [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_g_volatile_ctrl [2019-10-02 05:03:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_s_ctrl [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_audio [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_audio [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_tuner [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_tuner [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_freq [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_freq [2019-10-02 05:03:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_hw_freq_seek [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_modulator [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_modulator [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_17 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_18 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_21 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_24 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_25 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_26 [2019-10-02 05:03:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_27 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_28 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_29 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_30 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_31 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_32 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_33 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_34 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_4 [2019-10-02 05:03:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_3_11 [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_3_2 [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 05:03:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 05:03:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 05:03:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 05:03:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-02 05:03:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-02 05:03:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2019-10-02 05:03:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_fmdev [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_fmdev [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_fmdev [2019-10-02 05:03:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_power_lock_of_snd_card [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 05:03:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 05:03:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 05:03:15,174 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-02 05:03:16,047 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 05:03:24,786 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 05:03:24,787 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 05:03:24,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:03:24 BoogieIcfgContainer [2019-10-02 05:03:24,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 05:03:24,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 05:03:24,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 05:03:24,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 05:03:24,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 05:03:01" (1/3) ... [2019-10-02 05:03:24,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c10f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:03:24, skipping insertion in model container [2019-10-02 05:03:24,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:03:05" (2/3) ... [2019-10-02 05:03:24,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c10f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:03:24, skipping insertion in model container [2019-10-02 05:03:24,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:03:24" (3/3) ... [2019-10-02 05:03:24,800 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-02 05:03:24,813 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 05:03:24,825 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-02 05:03:24,848 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-02 05:03:24,902 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 05:03:24,903 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 05:03:24,904 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 05:03:24,904 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 05:03:24,904 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 05:03:24,904 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 05:03:24,904 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 05:03:24,905 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 05:03:24,905 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 05:03:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states. [2019-10-02 05:03:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-02 05:03:25,021 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:25,024 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:25,026 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:25,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:25,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1404808247, now seen corresponding path program 1 times [2019-10-02 05:03:25,035 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:25,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:25,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:25,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:25,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:26,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1197 trivial. 0 not checked. [2019-10-02 05:03:26,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:26,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:03:26,181 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:03:26,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:03:26,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:26,198 INFO L87 Difference]: Start difference. First operand 2846 states. Second operand 3 states. [2019-10-02 05:03:28,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:28,995 INFO L93 Difference]: Finished difference Result 6198 states and 8284 transitions. [2019-10-02 05:03:28,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:03:28,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2019-10-02 05:03:28,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:29,063 INFO L225 Difference]: With dead ends: 6198 [2019-10-02 05:03:29,063 INFO L226 Difference]: Without dead ends: 4042 [2019-10-02 05:03:29,084 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:29,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2019-10-02 05:03:29,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 4038. [2019-10-02 05:03:29,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4038 states. [2019-10-02 05:03:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 4038 states and 5314 transitions. [2019-10-02 05:03:29,462 INFO L78 Accepts]: Start accepts. Automaton has 4038 states and 5314 transitions. Word has length 217 [2019-10-02 05:03:29,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:29,465 INFO L475 AbstractCegarLoop]: Abstraction has 4038 states and 5314 transitions. [2019-10-02 05:03:29,466 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:03:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 5314 transitions. [2019-10-02 05:03:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-10-02 05:03:29,483 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:29,483 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:29,484 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:29,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:29,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1464084203, now seen corresponding path program 1 times [2019-10-02 05:03:29,485 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:29,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:29,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:29,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:29,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2019-10-02 05:03:30,169 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:30,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:03:30,176 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:03:30,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:03:30,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:30,177 INFO L87 Difference]: Start difference. First operand 4038 states and 5314 transitions. Second operand 3 states. [2019-10-02 05:03:32,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:32,878 INFO L93 Difference]: Finished difference Result 8665 states and 11293 transitions. [2019-10-02 05:03:32,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:03:32,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 255 [2019-10-02 05:03:32,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:32,925 INFO L225 Difference]: With dead ends: 8665 [2019-10-02 05:03:32,925 INFO L226 Difference]: Without dead ends: 4687 [2019-10-02 05:03:32,950 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:32,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4687 states. [2019-10-02 05:03:33,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4687 to 4662. [2019-10-02 05:03:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4662 states. [2019-10-02 05:03:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 4662 states and 6005 transitions. [2019-10-02 05:03:33,219 INFO L78 Accepts]: Start accepts. Automaton has 4662 states and 6005 transitions. Word has length 255 [2019-10-02 05:03:33,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:33,221 INFO L475 AbstractCegarLoop]: Abstraction has 4662 states and 6005 transitions. [2019-10-02 05:03:33,221 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:03:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4662 states and 6005 transitions. [2019-10-02 05:03:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-10-02 05:03:33,229 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:33,230 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:33,230 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:33,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:33,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1738823967, now seen corresponding path program 1 times [2019-10-02 05:03:33,231 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:33,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:33,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:33,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:33,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:33,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked. [2019-10-02 05:03:33,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:33,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:33,720 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:33,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:33,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:33,722 INFO L87 Difference]: Start difference. First operand 4662 states and 6005 transitions. Second operand 5 states. [2019-10-02 05:03:39,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:39,119 INFO L93 Difference]: Finished difference Result 8219 states and 10549 transitions. [2019-10-02 05:03:39,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 05:03:39,119 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 287 [2019-10-02 05:03:39,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:39,143 INFO L225 Difference]: With dead ends: 8219 [2019-10-02 05:03:39,143 INFO L226 Difference]: Without dead ends: 3617 [2019-10-02 05:03:39,163 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:39,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3617 states. [2019-10-02 05:03:39,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3617 to 3611. [2019-10-02 05:03:39,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3611 states. [2019-10-02 05:03:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 4605 transitions. [2019-10-02 05:03:39,298 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 4605 transitions. Word has length 287 [2019-10-02 05:03:39,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:39,299 INFO L475 AbstractCegarLoop]: Abstraction has 3611 states and 4605 transitions. [2019-10-02 05:03:39,299 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 4605 transitions. [2019-10-02 05:03:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-10-02 05:03:39,307 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:39,307 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:39,307 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:39,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:39,308 INFO L82 PathProgramCache]: Analyzing trace with hash -67503166, now seen corresponding path program 1 times [2019-10-02 05:03:39,308 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:39,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:39,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:39,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:39,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1234 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1219 trivial. 0 not checked. [2019-10-02 05:03:39,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:39,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:03:39,765 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:03:39,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:03:39,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:39,766 INFO L87 Difference]: Start difference. First operand 3611 states and 4605 transitions. Second operand 3 states. [2019-10-02 05:03:42,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:42,519 INFO L93 Difference]: Finished difference Result 8884 states and 11419 transitions. [2019-10-02 05:03:42,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:03:42,519 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 306 [2019-10-02 05:03:42,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:42,557 INFO L225 Difference]: With dead ends: 8884 [2019-10-02 05:03:42,558 INFO L226 Difference]: Without dead ends: 5948 [2019-10-02 05:03:42,572 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:42,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5948 states. [2019-10-02 05:03:42,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5948 to 5944. [2019-10-02 05:03:42,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5944 states. [2019-10-02 05:03:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5944 states to 5944 states and 7647 transitions. [2019-10-02 05:03:42,829 INFO L78 Accepts]: Start accepts. Automaton has 5944 states and 7647 transitions. Word has length 306 [2019-10-02 05:03:42,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:42,830 INFO L475 AbstractCegarLoop]: Abstraction has 5944 states and 7647 transitions. [2019-10-02 05:03:42,830 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:03:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 5944 states and 7647 transitions. [2019-10-02 05:03:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-10-02 05:03:42,844 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:42,844 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:42,845 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:42,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:42,845 INFO L82 PathProgramCache]: Analyzing trace with hash 634096708, now seen corresponding path program 1 times [2019-10-02 05:03:42,845 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:42,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:42,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:42,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:42,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1234 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1223 trivial. 0 not checked. [2019-10-02 05:03:43,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:43,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:43,390 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:43,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:43,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:43,391 INFO L87 Difference]: Start difference. First operand 5944 states and 7647 transitions. Second operand 5 states. [2019-10-02 05:03:43,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:43,850 INFO L93 Difference]: Finished difference Result 5950 states and 7652 transitions. [2019-10-02 05:03:43,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:03:43,850 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 306 [2019-10-02 05:03:43,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:43,882 INFO L225 Difference]: With dead ends: 5950 [2019-10-02 05:03:43,882 INFO L226 Difference]: Without dead ends: 5948 [2019-10-02 05:03:43,888 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:43,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5948 states. [2019-10-02 05:03:44,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5948 to 5948. [2019-10-02 05:03:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5948 states. [2019-10-02 05:03:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5948 states to 5948 states and 7650 transitions. [2019-10-02 05:03:44,147 INFO L78 Accepts]: Start accepts. Automaton has 5948 states and 7650 transitions. Word has length 306 [2019-10-02 05:03:44,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:44,149 INFO L475 AbstractCegarLoop]: Abstraction has 5948 states and 7650 transitions. [2019-10-02 05:03:44,149 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 5948 states and 7650 transitions. [2019-10-02 05:03:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-10-02 05:03:44,165 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:44,166 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:44,166 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:44,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:44,167 INFO L82 PathProgramCache]: Analyzing trace with hash 793539409, now seen corresponding path program 1 times [2019-10-02 05:03:44,167 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:44,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:44,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:44,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:44,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1305 trivial. 0 not checked. [2019-10-02 05:03:44,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:44,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:03:44,749 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:03:44,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:03:44,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:44,750 INFO L87 Difference]: Start difference. First operand 5948 states and 7650 transitions. Second operand 3 states. [2019-10-02 05:03:45,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:45,375 INFO L93 Difference]: Finished difference Result 16748 states and 21565 transitions. [2019-10-02 05:03:45,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:03:45,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 322 [2019-10-02 05:03:45,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:45,448 INFO L225 Difference]: With dead ends: 16748 [2019-10-02 05:03:45,448 INFO L226 Difference]: Without dead ends: 10863 [2019-10-02 05:03:45,476 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:03:45,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10863 states. [2019-10-02 05:03:45,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10863 to 10828. [2019-10-02 05:03:45,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10828 states. [2019-10-02 05:03:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10828 states to 10828 states and 13942 transitions. [2019-10-02 05:03:45,903 INFO L78 Accepts]: Start accepts. Automaton has 10828 states and 13942 transitions. Word has length 322 [2019-10-02 05:03:45,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:45,904 INFO L475 AbstractCegarLoop]: Abstraction has 10828 states and 13942 transitions. [2019-10-02 05:03:45,904 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:03:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 10828 states and 13942 transitions. [2019-10-02 05:03:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-10-02 05:03:45,920 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:45,920 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:45,921 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:45,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:45,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1662062851, now seen corresponding path program 1 times [2019-10-02 05:03:45,921 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:45,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:45,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:45,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:45,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1223 trivial. 0 not checked. [2019-10-02 05:03:46,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:46,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:46,382 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:46,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:46,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:46,382 INFO L87 Difference]: Start difference. First operand 10828 states and 13942 transitions. Second operand 5 states. [2019-10-02 05:03:47,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:47,080 INFO L93 Difference]: Finished difference Result 10834 states and 13947 transitions. [2019-10-02 05:03:47,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:03:47,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 311 [2019-10-02 05:03:47,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:47,137 INFO L225 Difference]: With dead ends: 10834 [2019-10-02 05:03:47,137 INFO L226 Difference]: Without dead ends: 10832 [2019-10-02 05:03:47,143 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:47,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10832 states. [2019-10-02 05:03:47,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10832 to 10832. [2019-10-02 05:03:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10832 states. [2019-10-02 05:03:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10832 states to 10832 states and 13945 transitions. [2019-10-02 05:03:47,519 INFO L78 Accepts]: Start accepts. Automaton has 10832 states and 13945 transitions. Word has length 311 [2019-10-02 05:03:47,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:47,520 INFO L475 AbstractCegarLoop]: Abstraction has 10832 states and 13945 transitions. [2019-10-02 05:03:47,520 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 10832 states and 13945 transitions. [2019-10-02 05:03:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-10-02 05:03:47,531 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:47,531 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:47,532 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:47,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:47,532 INFO L82 PathProgramCache]: Analyzing trace with hash 782812004, now seen corresponding path program 1 times [2019-10-02 05:03:47,532 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:47,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:47,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:47,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:47,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2019-10-02 05:03:48,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:48,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:48,070 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:48,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:48,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:48,071 INFO L87 Difference]: Start difference. First operand 10832 states and 13945 transitions. Second operand 5 states. [2019-10-02 05:03:48,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:48,627 INFO L93 Difference]: Finished difference Result 10838 states and 13950 transitions. [2019-10-02 05:03:48,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:03:48,628 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 316 [2019-10-02 05:03:48,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:48,679 INFO L225 Difference]: With dead ends: 10838 [2019-10-02 05:03:48,679 INFO L226 Difference]: Without dead ends: 10836 [2019-10-02 05:03:48,688 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:48,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10836 states. [2019-10-02 05:03:49,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10836 to 10836. [2019-10-02 05:03:49,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10836 states. [2019-10-02 05:03:49,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10836 states to 10836 states and 13948 transitions. [2019-10-02 05:03:49,253 INFO L78 Accepts]: Start accepts. Automaton has 10836 states and 13948 transitions. Word has length 316 [2019-10-02 05:03:49,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:49,253 INFO L475 AbstractCegarLoop]: Abstraction has 10836 states and 13948 transitions. [2019-10-02 05:03:49,254 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 10836 states and 13948 transitions. [2019-10-02 05:03:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-10-02 05:03:49,262 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:49,263 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:49,263 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:49,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:49,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1840479587, now seen corresponding path program 1 times [2019-10-02 05:03:49,264 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:49,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:49,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:49,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:49,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1252 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1235 trivial. 0 not checked. [2019-10-02 05:03:49,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:49,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:49,799 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:49,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:49,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:49,800 INFO L87 Difference]: Start difference. First operand 10836 states and 13948 transitions. Second operand 5 states. [2019-10-02 05:03:50,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:50,444 INFO L93 Difference]: Finished difference Result 10842 states and 13953 transitions. [2019-10-02 05:03:50,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:03:50,445 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 321 [2019-10-02 05:03:50,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:50,494 INFO L225 Difference]: With dead ends: 10842 [2019-10-02 05:03:50,495 INFO L226 Difference]: Without dead ends: 10840 [2019-10-02 05:03:50,502 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10840 states. [2019-10-02 05:03:50,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10840 to 10840. [2019-10-02 05:03:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10840 states. [2019-10-02 05:03:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10840 states to 10840 states and 13951 transitions. [2019-10-02 05:03:50,920 INFO L78 Accepts]: Start accepts. Automaton has 10840 states and 13951 transitions. Word has length 321 [2019-10-02 05:03:50,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:50,921 INFO L475 AbstractCegarLoop]: Abstraction has 10840 states and 13951 transitions. [2019-10-02 05:03:50,921 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 10840 states and 13951 transitions. [2019-10-02 05:03:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-10-02 05:03:50,937 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:50,938 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:50,938 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:50,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:50,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1756709508, now seen corresponding path program 1 times [2019-10-02 05:03:50,939 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:50,939 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:50,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:50,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:50,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2019-10-02 05:03:51,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:51,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:51,630 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:51,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:51,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:51,631 INFO L87 Difference]: Start difference. First operand 10840 states and 13951 transitions. Second operand 5 states. [2019-10-02 05:03:52,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:52,400 INFO L93 Difference]: Finished difference Result 21372 states and 27701 transitions. [2019-10-02 05:03:52,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:03:52,400 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 326 [2019-10-02 05:03:52,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:52,513 INFO L225 Difference]: With dead ends: 21372 [2019-10-02 05:03:52,514 INFO L226 Difference]: Without dead ends: 21368 [2019-10-02 05:03:52,529 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:52,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21368 states. [2019-10-02 05:03:53,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21368 to 21245. [2019-10-02 05:03:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21245 states. [2019-10-02 05:03:53,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21245 states to 21245 states and 27536 transitions. [2019-10-02 05:03:53,562 INFO L78 Accepts]: Start accepts. Automaton has 21245 states and 27536 transitions. Word has length 326 [2019-10-02 05:03:53,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:53,562 INFO L475 AbstractCegarLoop]: Abstraction has 21245 states and 27536 transitions. [2019-10-02 05:03:53,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 21245 states and 27536 transitions. [2019-10-02 05:03:53,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-10-02 05:03:53,576 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:53,576 INFO L411 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 6, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:53,576 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:53,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:53,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1988910653, now seen corresponding path program 1 times [2019-10-02 05:03:53,577 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:53,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:53,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:53,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:53,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1284 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1263 trivial. 0 not checked. [2019-10-02 05:03:53,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:53,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:53,958 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:53,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:53,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:53,959 INFO L87 Difference]: Start difference. First operand 21245 states and 27536 transitions. Second operand 5 states. [2019-10-02 05:03:54,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:03:54,576 INFO L93 Difference]: Finished difference Result 21251 states and 27541 transitions. [2019-10-02 05:03:54,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:03:54,577 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 331 [2019-10-02 05:03:54,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:03:54,674 INFO L225 Difference]: With dead ends: 21251 [2019-10-02 05:03:54,674 INFO L226 Difference]: Without dead ends: 21048 [2019-10-02 05:03:54,688 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:03:54,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21048 states. [2019-10-02 05:03:56,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21048 to 21048. [2019-10-02 05:03:56,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21048 states. [2019-10-02 05:03:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21048 states to 21048 states and 27305 transitions. [2019-10-02 05:03:56,945 INFO L78 Accepts]: Start accepts. Automaton has 21048 states and 27305 transitions. Word has length 331 [2019-10-02 05:03:56,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:03:56,946 INFO L475 AbstractCegarLoop]: Abstraction has 21048 states and 27305 transitions. [2019-10-02 05:03:56,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:03:56,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21048 states and 27305 transitions. [2019-10-02 05:03:56,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2019-10-02 05:03:56,957 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:03:56,957 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:03:56,958 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:03:56,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:03:56,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1824581054, now seen corresponding path program 1 times [2019-10-02 05:03:56,958 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:03:56,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:03:56,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:56,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:03:56,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:03:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:03:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked. [2019-10-02 05:03:57,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:03:57,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:03:57,343 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:03:57,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:03:57,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:03:57,343 INFO L87 Difference]: Start difference. First operand 21048 states and 27305 transitions. Second operand 5 states. [2019-10-02 05:04:16,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:04:16,046 INFO L93 Difference]: Finished difference Result 53905 states and 69668 transitions. [2019-10-02 05:04:16,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:04:16,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 348 [2019-10-02 05:04:16,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:04:16,188 INFO L225 Difference]: With dead ends: 53905 [2019-10-02 05:04:16,188 INFO L226 Difference]: Without dead ends: 32920 [2019-10-02 05:04:16,259 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-02 05:04:16,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32920 states. [2019-10-02 05:04:17,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32920 to 32742. [2019-10-02 05:04:17,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32742 states. [2019-10-02 05:04:17,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32742 states to 32742 states and 42203 transitions. [2019-10-02 05:04:17,646 INFO L78 Accepts]: Start accepts. Automaton has 32742 states and 42203 transitions. Word has length 348 [2019-10-02 05:04:17,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:04:17,647 INFO L475 AbstractCegarLoop]: Abstraction has 32742 states and 42203 transitions. [2019-10-02 05:04:17,647 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:04:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 32742 states and 42203 transitions. [2019-10-02 05:04:17,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-02 05:04:17,664 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:04:17,664 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:04:17,664 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:04:17,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:04:17,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1974373313, now seen corresponding path program 1 times [2019-10-02 05:04:17,665 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:04:17,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:04:17,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:04:17,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:04:17,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:04:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:04:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1334 trivial. 0 not checked. [2019-10-02 05:04:19,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:04:19,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:04:19,261 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:04:19,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:04:19,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:04:19,262 INFO L87 Difference]: Start difference. First operand 32742 states and 42203 transitions. Second operand 5 states. [2019-10-02 05:04:38,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:04:38,817 INFO L93 Difference]: Finished difference Result 74960 states and 96718 transitions. [2019-10-02 05:04:38,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:04:38,818 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 357 [2019-10-02 05:04:38,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:04:39,053 INFO L225 Difference]: With dead ends: 74960 [2019-10-02 05:04:39,053 INFO L226 Difference]: Without dead ends: 42281 [2019-10-02 05:04:39,163 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-02 05:04:39,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42281 states. [2019-10-02 05:04:40,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42281 to 42154. [2019-10-02 05:04:40,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42154 states. [2019-10-02 05:04:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42154 states to 42154 states and 54391 transitions. [2019-10-02 05:04:41,076 INFO L78 Accepts]: Start accepts. Automaton has 42154 states and 54391 transitions. Word has length 357 [2019-10-02 05:04:41,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:04:41,077 INFO L475 AbstractCegarLoop]: Abstraction has 42154 states and 54391 transitions. [2019-10-02 05:04:41,077 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:04:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 42154 states and 54391 transitions. [2019-10-02 05:04:41,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-10-02 05:04:41,095 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:04:41,095 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:04:41,095 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:04:41,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:04:41,096 INFO L82 PathProgramCache]: Analyzing trace with hash 677745725, now seen corresponding path program 1 times [2019-10-02 05:04:41,096 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:04:41,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:04:41,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:04:41,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:04:41,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:04:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:04:41,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2019-10-02 05:04:41,471 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:04:41,472 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:04:41,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:04:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:04:43,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 5955 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:04:43,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:04:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2019-10-02 05:04:43,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 05:04:43,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-10-02 05:04:43,376 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:04:43,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:04:43,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:04:43,377 INFO L87 Difference]: Start difference. First operand 42154 states and 54391 transitions. Second operand 8 states. [2019-10-02 05:05:19,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:05:19,234 INFO L93 Difference]: Finished difference Result 89987 states and 116401 transitions. [2019-10-02 05:05:19,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 05:05:19,235 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 364 [2019-10-02 05:05:19,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:05:19,696 INFO L225 Difference]: With dead ends: 89987 [2019-10-02 05:05:19,697 INFO L226 Difference]: Without dead ends: 47896 [2019-10-02 05:05:19,900 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2019-10-02 05:05:19,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47896 states. [2019-10-02 05:05:22,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47896 to 47634. [2019-10-02 05:05:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47634 states. [2019-10-02 05:05:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47634 states to 47634 states and 61591 transitions. [2019-10-02 05:05:22,344 INFO L78 Accepts]: Start accepts. Automaton has 47634 states and 61591 transitions. Word has length 364 [2019-10-02 05:05:22,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:05:22,345 INFO L475 AbstractCegarLoop]: Abstraction has 47634 states and 61591 transitions. [2019-10-02 05:05:22,345 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:05:22,345 INFO L276 IsEmpty]: Start isEmpty. Operand 47634 states and 61591 transitions. [2019-10-02 05:05:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2019-10-02 05:05:22,367 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:05:22,368 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:05:22,368 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:05:22,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:05:22,368 INFO L82 PathProgramCache]: Analyzing trace with hash -391514957, now seen corresponding path program 1 times [2019-10-02 05:05:22,369 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:05:22,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:05:22,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:05:22,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:05:22,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:05:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:05:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 1288 trivial. 0 not checked. [2019-10-02 05:05:22,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:05:22,861 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:05:23,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:05:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:05:25,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 6016 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:05:25,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:05:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 97 proven. 2 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2019-10-02 05:05:25,282 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:05:25,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:05:25,284 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:05:25,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:05:25,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:05:25,288 INFO L87 Difference]: Start difference. First operand 47634 states and 61591 transitions. Second operand 8 states. [2019-10-02 05:05:52,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:05:52,677 INFO L93 Difference]: Finished difference Result 116247 states and 150735 transitions. [2019-10-02 05:05:52,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 05:05:52,678 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 375 [2019-10-02 05:05:52,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:05:53,086 INFO L225 Difference]: With dead ends: 116247 [2019-10-02 05:05:53,086 INFO L226 Difference]: Without dead ends: 68538 [2019-10-02 05:05:53,220 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-02 05:05:53,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68538 states. [2019-10-02 05:05:55,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68538 to 68133. [2019-10-02 05:05:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68133 states. [2019-10-02 05:05:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68133 states to 68133 states and 88357 transitions. [2019-10-02 05:05:55,895 INFO L78 Accepts]: Start accepts. Automaton has 68133 states and 88357 transitions. Word has length 375 [2019-10-02 05:05:55,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:05:55,896 INFO L475 AbstractCegarLoop]: Abstraction has 68133 states and 88357 transitions. [2019-10-02 05:05:55,896 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:05:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 68133 states and 88357 transitions. [2019-10-02 05:05:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-10-02 05:05:55,911 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:05:55,911 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:05:55,912 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:05:55,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:05:55,913 INFO L82 PathProgramCache]: Analyzing trace with hash -525353245, now seen corresponding path program 1 times [2019-10-02 05:05:55,913 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:05:55,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:05:55,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:05:55,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:05:55,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:05:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:05:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 1343 trivial. 0 not checked. [2019-10-02 05:05:56,383 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:05:56,383 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:05:57,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:05:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:05:58,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 6092 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:05:58,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:05:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 1253 trivial. 0 not checked. [2019-10-02 05:05:58,882 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:05:58,883 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:05:58,885 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:05:58,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:05:58,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:05:58,885 INFO L87 Difference]: Start difference. First operand 68133 states and 88357 transitions. Second operand 8 states. [2019-10-02 05:06:45,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:06:45,160 INFO L93 Difference]: Finished difference Result 178103 states and 231825 transitions. [2019-10-02 05:06:45,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 05:06:45,160 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 406 [2019-10-02 05:06:45,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:06:45,745 INFO L225 Difference]: With dead ends: 178103 [2019-10-02 05:06:45,746 INFO L226 Difference]: Without dead ends: 109591 [2019-10-02 05:06:45,917 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-10-02 05:06:46,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109591 states. [2019-10-02 05:06:53,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109591 to 109375. [2019-10-02 05:06:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109375 states. [2019-10-02 05:06:53,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109375 states to 109375 states and 142258 transitions. [2019-10-02 05:06:53,733 INFO L78 Accepts]: Start accepts. Automaton has 109375 states and 142258 transitions. Word has length 406 [2019-10-02 05:06:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:06:53,734 INFO L475 AbstractCegarLoop]: Abstraction has 109375 states and 142258 transitions. [2019-10-02 05:06:53,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:06:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 109375 states and 142258 transitions. [2019-10-02 05:06:53,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-10-02 05:06:53,744 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:06:53,744 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:06:53,745 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:06:53,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:06:53,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1832495643, now seen corresponding path program 1 times [2019-10-02 05:06:53,745 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:06:53,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:06:53,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:06:53,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:06:53,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:06:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:06:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1371 trivial. 0 not checked. [2019-10-02 05:06:54,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:06:54,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:06:54,161 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:06:54,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:06:54,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:06:54,162 INFO L87 Difference]: Start difference. First operand 109375 states and 142258 transitions. Second operand 3 states. [2019-10-02 05:07:01,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:07:01,031 INFO L93 Difference]: Finished difference Result 243617 states and 315789 transitions. [2019-10-02 05:07:01,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:07:01,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 406 [2019-10-02 05:07:01,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:07:01,573 INFO L225 Difference]: With dead ends: 243617 [2019-10-02 05:07:01,573 INFO L226 Difference]: Without dead ends: 134658 [2019-10-02 05:07:01,772 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:07:01,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134658 states. [2019-10-02 05:07:09,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134658 to 134395. [2019-10-02 05:07:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134395 states. [2019-10-02 05:07:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134395 states to 134395 states and 173144 transitions. [2019-10-02 05:07:10,032 INFO L78 Accepts]: Start accepts. Automaton has 134395 states and 173144 transitions. Word has length 406 [2019-10-02 05:07:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:07:10,033 INFO L475 AbstractCegarLoop]: Abstraction has 134395 states and 173144 transitions. [2019-10-02 05:07:10,033 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:07:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 134395 states and 173144 transitions. [2019-10-02 05:07:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2019-10-02 05:07:10,087 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:07:10,088 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 19, 19, 19, 19, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:07:10,088 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:07:10,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:07:10,089 INFO L82 PathProgramCache]: Analyzing trace with hash 658258079, now seen corresponding path program 1 times [2019-10-02 05:07:10,089 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:07:10,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:07:10,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:07:10,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:07:10,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:07:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:07:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2679 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2019-10-02 05:07:10,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:07:10,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:07:10,581 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:07:10,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:07:10,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:07:10,581 INFO L87 Difference]: Start difference. First operand 134395 states and 173144 transitions. Second operand 3 states. [2019-10-02 05:07:21,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:07:21,031 INFO L93 Difference]: Finished difference Result 293068 states and 376782 transitions. [2019-10-02 05:07:21,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:07:21,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 623 [2019-10-02 05:07:21,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:07:21,695 INFO L225 Difference]: With dead ends: 293068 [2019-10-02 05:07:21,695 INFO L226 Difference]: Without dead ends: 158039 [2019-10-02 05:07:21,977 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:07:22,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158039 states. [2019-10-02 05:07:32,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158039 to 157776. [2019-10-02 05:07:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157776 states. [2019-10-02 05:07:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157776 states to 157776 states and 202104 transitions. [2019-10-02 05:07:32,977 INFO L78 Accepts]: Start accepts. Automaton has 157776 states and 202104 transitions. Word has length 623 [2019-10-02 05:07:32,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:07:32,978 INFO L475 AbstractCegarLoop]: Abstraction has 157776 states and 202104 transitions. [2019-10-02 05:07:32,978 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:07:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 157776 states and 202104 transitions. [2019-10-02 05:07:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2019-10-02 05:07:33,030 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:07:33,031 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 19, 19, 19, 19, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:07:33,031 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:07:33,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:07:33,032 INFO L82 PathProgramCache]: Analyzing trace with hash 165631905, now seen corresponding path program 1 times [2019-10-02 05:07:33,032 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:07:33,032 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:07:33,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:07:33,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:07:33,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:07:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:07:33,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2679 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2670 trivial. 0 not checked. [2019-10-02 05:07:33,949 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:07:33,949 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:07:34,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:07:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:07:35,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 7030 conjuncts, 24 conjunts are in the unsatisfiable core [2019-10-02 05:07:35,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:07:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2679 backedges. 343 proven. 12 refuted. 0 times theorem prover too weak. 2324 trivial. 0 not checked. [2019-10-02 05:07:37,076 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:07:37,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 19] total 23 [2019-10-02 05:07:37,078 INFO L454 AbstractCegarLoop]: Interpolant automaton has 23 states [2019-10-02 05:07:37,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2019-10-02 05:07:37,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2019-10-02 05:07:37,079 INFO L87 Difference]: Start difference. First operand 157776 states and 202104 transitions. Second operand 23 states. [2019-10-02 05:11:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:11:33,117 INFO L93 Difference]: Finished difference Result 383749 states and 492741 transitions. [2019-10-02 05:11:33,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2019-10-02 05:11:33,118 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 623 [2019-10-02 05:11:33,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:11:35,042 INFO L225 Difference]: With dead ends: 383749 [2019-10-02 05:11:35,042 INFO L226 Difference]: Without dead ends: 224220 [2019-10-02 05:11:35,339 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 712 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2123 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=847, Invalid=6293, Unknown=0, NotChecked=0, Total=7140 [2019-10-02 05:11:35,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224220 states. [2019-10-02 05:11:48,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224220 to 191802. [2019-10-02 05:11:48,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191802 states. [2019-10-02 05:11:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191802 states to 191802 states and 244813 transitions. [2019-10-02 05:11:49,430 INFO L78 Accepts]: Start accepts. Automaton has 191802 states and 244813 transitions. Word has length 623 [2019-10-02 05:11:49,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:11:49,431 INFO L475 AbstractCegarLoop]: Abstraction has 191802 states and 244813 transitions. [2019-10-02 05:11:49,431 INFO L476 AbstractCegarLoop]: Interpolant automaton has 23 states. [2019-10-02 05:11:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 191802 states and 244813 transitions. [2019-10-02 05:11:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 692 [2019-10-02 05:11:49,486 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:11:49,487 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 19, 19, 19, 19, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:11:49,487 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:11:49,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:11:49,488 INFO L82 PathProgramCache]: Analyzing trace with hash 785413967, now seen corresponding path program 1 times [2019-10-02 05:11:49,488 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:11:49,488 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:11:49,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:11:49,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:11:49,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:11:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:11:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2710 trivial. 0 not checked. [2019-10-02 05:11:55,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:11:55,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:11:55,715 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:11:55,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:11:55,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:11:55,716 INFO L87 Difference]: Start difference. First operand 191802 states and 244813 transitions. Second operand 3 states. [2019-10-02 05:12:07,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:12:07,619 INFO L93 Difference]: Finished difference Result 431175 states and 549730 transitions. [2019-10-02 05:12:07,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:12:07,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 691 [2019-10-02 05:12:07,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:12:08,511 INFO L225 Difference]: With dead ends: 431175 [2019-10-02 05:12:08,511 INFO L226 Difference]: Without dead ends: 239789 [2019-10-02 05:12:08,820 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:12:09,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239789 states. [2019-10-02 05:12:22,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239789 to 239526. [2019-10-02 05:12:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239526 states. [2019-10-02 05:12:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239526 states to 239526 states and 304389 transitions. [2019-10-02 05:12:28,704 INFO L78 Accepts]: Start accepts. Automaton has 239526 states and 304389 transitions. Word has length 691 [2019-10-02 05:12:28,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:12:28,705 INFO L475 AbstractCegarLoop]: Abstraction has 239526 states and 304389 transitions. [2019-10-02 05:12:28,705 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:12:28,705 INFO L276 IsEmpty]: Start isEmpty. Operand 239526 states and 304389 transitions. [2019-10-02 05:12:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2019-10-02 05:12:28,759 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:12:28,759 INFO L411 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 13, 13, 10, 10, 10, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:12:28,760 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:12:28,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:12:28,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1174267393, now seen corresponding path program 1 times [2019-10-02 05:12:28,760 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:12:28,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:12:28,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:12:28,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:12:28,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:12:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:12:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 72 proven. 2 refuted. 0 times theorem prover too weak. 1753 trivial. 0 not checked. [2019-10-02 05:12:29,479 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:12:29,479 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:12:30,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:12:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:12:31,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 7058 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-02 05:12:31,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:12:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2019-10-02 05:12:31,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 05:12:31,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-10-02 05:12:31,895 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:12:31,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:12:31,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:12:31,896 INFO L87 Difference]: Start difference. First operand 239526 states and 304389 transitions. Second operand 8 states. [2019-10-02 05:13:25,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:13:25,008 INFO L93 Difference]: Finished difference Result 517335 states and 658643 transitions. [2019-10-02 05:13:25,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 05:13:25,009 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 636 [2019-10-02 05:13:25,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:13:27,362 INFO L225 Difference]: With dead ends: 517335 [2019-10-02 05:13:27,362 INFO L226 Difference]: Without dead ends: 278225 [2019-10-02 05:13:27,807 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 649 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2019-10-02 05:13:28,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278225 states. [2019-10-02 05:13:51,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278225 to 277441. [2019-10-02 05:13:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277441 states. [2019-10-02 05:13:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277441 states to 277441 states and 352860 transitions. [2019-10-02 05:13:52,097 INFO L78 Accepts]: Start accepts. Automaton has 277441 states and 352860 transitions. Word has length 636 [2019-10-02 05:13:52,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:13:52,097 INFO L475 AbstractCegarLoop]: Abstraction has 277441 states and 352860 transitions. [2019-10-02 05:13:52,097 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:13:52,097 INFO L276 IsEmpty]: Start isEmpty. Operand 277441 states and 352860 transitions. [2019-10-02 05:13:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2019-10-02 05:13:52,168 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:13:52,169 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 19, 19, 19, 19, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:13:52,169 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:13:52,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:13:52,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1420988867, now seen corresponding path program 1 times [2019-10-02 05:13:52,170 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:13:52,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:13:52,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:13:52,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:13:52,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:13:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:13:58,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2769 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2769 trivial. 0 not checked. [2019-10-02 05:13:58,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:13:58,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 05:13:58,656 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 05:13:58,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 05:13:58,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 05:13:58,657 INFO L87 Difference]: Start difference. First operand 277441 states and 352860 transitions. Second operand 7 states. [2019-10-02 05:14:09,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:14:09,628 INFO L93 Difference]: Finished difference Result 544981 states and 693095 transitions. [2019-10-02 05:14:09,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:14:09,629 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 721 [2019-10-02 05:14:09,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:14:11,765 INFO L225 Difference]: With dead ends: 544981 [2019-10-02 05:14:11,765 INFO L226 Difference]: Without dead ends: 267956 [2019-10-02 05:14:12,215 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 05:14:12,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267956 states. [2019-10-02 05:14:30,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267956 to 267816. [2019-10-02 05:14:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267816 states. [2019-10-02 05:14:31,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267816 states to 267816 states and 340260 transitions. [2019-10-02 05:14:31,545 INFO L78 Accepts]: Start accepts. Automaton has 267816 states and 340260 transitions. Word has length 721 [2019-10-02 05:14:31,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:14:31,546 INFO L475 AbstractCegarLoop]: Abstraction has 267816 states and 340260 transitions. [2019-10-02 05:14:31,546 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 05:14:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 267816 states and 340260 transitions. [2019-10-02 05:14:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2019-10-02 05:14:31,616 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:14:31,617 INFO L411 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 19, 19, 19, 19, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:14:31,617 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:14:31,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:14:31,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1675725412, now seen corresponding path program 1 times [2019-10-02 05:14:31,618 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:14:31,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:14:32,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:14:32,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:14:32,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:14:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:14:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2769 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2769 trivial. 0 not checked. [2019-10-02 05:14:33,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:14:33,317 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:14:33,317 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:14:33,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:14:33,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:14:33,318 INFO L87 Difference]: Start difference. First operand 267816 states and 340260 transitions. Second operand 5 states.