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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 02:28:29,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 02:28:29,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 02:28:29,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 02:28:29,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 02:28:29,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 02:28:29,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 02:28:29,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 02:28:29,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 02:28:29,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 02:28:29,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 02:28:29,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 02:28:29,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 02:28:29,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 02:28:29,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 02:28:29,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 02:28:29,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 02:28:29,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 02:28:29,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 02:28:29,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 02:28:29,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 02:28:29,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 02:28:29,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 02:28:29,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 02:28:29,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 02:28:29,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 02:28:29,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 02:28:29,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 02:28:29,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 02:28:29,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 02:28:29,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 02:28:29,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 02:28:29,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 02:28:29,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 02:28:29,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 02:28:29,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 02:28:29,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 02:28:29,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 02:28:29,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 02:28:29,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 02:28:29,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 02:28:29,299 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 02:28:29,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 02:28:29,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 02:28:29,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 02:28:29,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 02:28:29,315 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 02:28:29,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 02:28:29,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 02:28:29,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 02:28:29,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 02:28:29,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 02:28:29,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 02:28:29,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 02:28:29,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 02:28:29,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 02:28:29,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 02:28:29,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 02:28:29,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 02:28:29,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 02:28:29,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 02:28:29,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 02:28:29,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 02:28:29,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 02:28:29,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 02:28:29,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 02:28:29,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 02:28:29,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 02:28:29,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 02:28:29,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 02:28:29,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 02:28:29,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 02:28:29,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 02:28:29,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 02:28:29,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 02:28:29,373 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 02:28:29,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-10-02 02:28:29,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b21e323/870bdd1deee746768dbbb8def0babfbf/FLAGbbdbc94fc [2019-10-02 02:28:30,320 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 02:28:30,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-10-02 02:28:30,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b21e323/870bdd1deee746768dbbb8def0babfbf/FLAGbbdbc94fc [2019-10-02 02:28:30,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b21e323/870bdd1deee746768dbbb8def0babfbf [2019-10-02 02:28:30,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 02:28:30,842 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 02:28:30,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 02:28:30,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 02:28:30,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 02:28:30,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:28:30" (1/1) ... [2019-10-02 02:28:30,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4f7f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:30, skipping insertion in model container [2019-10-02 02:28:30,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:28:30" (1/1) ... [2019-10-02 02:28:30,862 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 02:28:31,063 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 02:28:33,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 02:28:33,798 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 02:28:34,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 02:28:34,969 INFO L192 MainTranslator]: Completed translation [2019-10-02 02:28:34,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34 WrapperNode [2019-10-02 02:28:34,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 02:28:34,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 02:28:34,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 02:28:34,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 02:28:34,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:34,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (1/1) ... [2019-10-02 02:28:35,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 02:28:35,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 02:28:35,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 02:28:35,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 02:28:35,340 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (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 02:28:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 02:28:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 02:28:35,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 02:28:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 02:28:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-10-02 02:28:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-10-02 02:28:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-10-02 02:28:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-10-02 02:28:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-10-02 02:28:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 02:28:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 02:28:35,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-02 02:28:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 02:28:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-02 02:28:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-02 02:28:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-02 02:28:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-02 02:28:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-02 02:28:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-02 02:28:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 02:28:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 02:28:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-02 02:28:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-02 02:28:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-02 02:28:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2019-10-02 02:28:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 02:28:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 02:28:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 02:28:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-02 02:28:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 02:28:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 02:28:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-10-02 02:28:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-02 02:28:35,431 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2019-10-02 02:28:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2019-10-02 02:28:35,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2019-10-02 02:28:35,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2019-10-02 02:28:35,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2019-10-02 02:28:35,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2019-10-02 02:28:35,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2019-10-02 02:28:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2019-10-02 02:28:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_reset [2019-10-02 02:28:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_update_rx_stats [2019-10-02 02:28:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_rx [2019-10-02 02:28:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_update_tx_stats [2019-10-02 02:28:35,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx [2019-10-02 02:28:35,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_mac_address [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_poll [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_read [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_write [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_reset [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2019-10-02 02:28:35,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_probe [2019-10-02 02:28:35,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2019-10-02 02:28:35,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2019-10-02 02:28:35,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ioctl [2019-10-02 02:28:35,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_config [2019-10-02 02:28:35,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2019-10-02 02:28:35,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_mac_address [2019-10-02 02:28:35,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_multicast_list [2019-10-02 02:28:35,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_change_mtu [2019-10-02 02:28:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2019-10-02 02:28:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_start_xmit [2019-10-02 02:28:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_settings [2019-10-02 02:28:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_settings [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_ringparam [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_ringparam [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2019-10-02 02:28:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_suspend [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_driver_init [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_driver_exit [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ethoc_driver_exit_12_2 [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ethoc_driver_init_12_7 [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register [2019-10-02 02:28:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-02 02:28:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-02 02:28:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-10-02 02:28:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-02 02:28:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 02:28:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_2_5 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_2_6 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_4_2 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-02 02:28:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-02 02:28:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-02 02:28:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-02 02:28:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-02 02:28:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-02 02:28:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-10-02 02:28:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-10-02 02:28:35,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-02 02:28:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-02 02:28:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-02 02:28:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 02:28:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-02 02:28:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-02 02:28:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-02 02:28:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2019-10-02 02:28:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 02:28:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-02 02:28:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-02 02:28:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-02 02:28:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_callback_2_20 [2019-10-02 02:28:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_callback_2_7 [2019-10-02 02:28:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_2_14 [2019-10-02 02:28:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_2_3 [2019-10-02 02:28:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_platform_instance_2 [2019-10-02 02:28:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_pm_ops_instance_3 [2019-10-02 02:28:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-02 02:28:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-02 02:28:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-02 02:28:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-02 02:28:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_17 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_8 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2019-10-02 02:28:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_6 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_7 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_10 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_11 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_12 [2019-10-02 02:28:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_13 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_18 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_19 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_20 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_21 [2019-10-02 02:28:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 02:28:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 02:28:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 02:28:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 02:28:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_ethoc [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_ethoc [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 02:28:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-02 02:28:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-02 02:28:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-02 02:28:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2019-10-02 02:28:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-02 02:28:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_alloc_coherent [2019-10-02 02:28:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-02 02:28:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2019-10-02 02:28:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-02 02:28:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_ts_info [2019-10-02 02:28:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 02:28:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 02:28:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 02:28:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc_size [2019-10-02 02:28:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_register [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-02 02:28:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect_direct [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_gset [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_sset [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_mii_ioctl [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2019-10-02 02:28:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_tx_timestamp [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 02:28:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 02:28:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 02:28:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 02:28:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2019-10-02 02:28:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_ethoc [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 02:28:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 02:28:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 02:28:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-10-02 02:28:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-02 02:28:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-02 02:28:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_6 [2019-10-02 02:28:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_7 [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-02 02:28:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-02 02:28:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-02 02:28:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 02:28:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 02:28:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 02:28:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 02:28:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_alloc_coherent [2019-10-02 02:28:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 02:28:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_tx_timestamp [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2019-10-02 02:28:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_ts_info [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2019-10-02 02:28:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 02:28:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_19 [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 02:28:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-10-02 02:28:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_18 [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_20 [2019-10-02 02:28:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_21 [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_12 [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-02 02:28:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_13 [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 02:28:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_10 [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_11 [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc_size [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_register [2019-10-02 02:28:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect_direct [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_sset [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_gset [2019-10-02 02:28:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_mii_ioctl [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2019-10-02 02:28:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_reset [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_update_rx_stats [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_rx [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_update_tx_stats [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2019-10-02 02:28:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_mac_address [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_poll [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_read [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_write [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_reset [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_probe [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2019-10-02 02:28:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ioctl [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_config [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_mac_address [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_multicast_list [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_change_mtu [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_start_xmit [2019-10-02 02:28:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_settings [2019-10-02 02:28:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_settings [2019-10-02 02:28:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2019-10-02 02:28:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs [2019-10-02 02:28:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_ringparam [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_ringparam [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_suspend [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_driver_init [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_driver_exit [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ethoc_driver_exit_12_2 [2019-10-02 02:28:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ethoc_driver_init_12_7 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-10-02 02:28:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_2_5 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_2_6 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_4_2 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-02 02:28:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 02:28:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-02 02:28:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_callback_2_20 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_callback_2_7 [2019-10-02 02:28:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_2_14 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_2_3 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_platform_instance_2 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_pm_ops_instance_3 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-02 02:28:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-02 02:28:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-02 02:28:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_17 [2019-10-02 02:28:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_8 [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 02:28:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 02:28:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 02:28:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 02:28:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 02:28:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_ethoc [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 02:28:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 02:28:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 02:28:36,721 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 02:29:00,675 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-02 02:29:01,368 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 02:29:01,368 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 02:29:01,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:29:01 BoogieIcfgContainer [2019-10-02 02:29:01,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 02:29:01,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 02:29:01,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 02:29:01,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 02:29:01,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:28:30" (1/3) ... [2019-10-02 02:29:01,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a60e514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:29:01, skipping insertion in model container [2019-10-02 02:29:01,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:28:34" (2/3) ... [2019-10-02 02:29:01,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a60e514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:29:01, skipping insertion in model container [2019-10-02 02:29:01,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:29:01" (3/3) ... [2019-10-02 02:29:01,387 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-10-02 02:29:01,396 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 02:29:01,407 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 02:29:01,424 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 02:29:01,468 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 02:29:01,469 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 02:29:01,469 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 02:29:01,469 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 02:29:01,469 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 02:29:01,469 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 02:29:01,469 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 02:29:01,469 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 02:29:01,470 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 02:29:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states. [2019-10-02 02:29:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 02:29:01,540 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:01,541 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:01,543 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:01,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:01,549 INFO L82 PathProgramCache]: Analyzing trace with hash 2118545084, now seen corresponding path program 1 times [2019-10-02 02:29:01,551 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:01,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:01,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:01,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:01,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:02,455 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2019-10-02 02:29:02,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:02,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 02:29:02,462 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:29:02,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:29:02,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:29:02,479 INFO L87 Difference]: Start difference. First operand 2346 states. Second operand 3 states. [2019-10-02 02:29:02,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:02,878 INFO L93 Difference]: Finished difference Result 5992 states and 7554 transitions. [2019-10-02 02:29:02,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:29:02,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-10-02 02:29:02,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:02,934 INFO L225 Difference]: With dead ends: 5992 [2019-10-02 02:29:02,935 INFO L226 Difference]: Without dead ends: 3946 [2019-10-02 02:29:02,955 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 02:29:02,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2019-10-02 02:29:03,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3938. [2019-10-02 02:29:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3938 states. [2019-10-02 02:29:03,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 3938 states and 4856 transitions. [2019-10-02 02:29:03,286 INFO L78 Accepts]: Start accepts. Automaton has 3938 states and 4856 transitions. Word has length 154 [2019-10-02 02:29:03,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:03,287 INFO L475 AbstractCegarLoop]: Abstraction has 3938 states and 4856 transitions. [2019-10-02 02:29:03,287 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:29:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 4856 transitions. [2019-10-02 02:29:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-02 02:29:03,305 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:03,305 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:03,305 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:03,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:03,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1465988930, now seen corresponding path program 1 times [2019-10-02 02:29:03,306 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:03,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:03,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:03,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:03,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:03,748 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2019-10-02 02:29:03,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:03,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 02:29:03,753 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:29:03,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:29:03,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:29:03,753 INFO L87 Difference]: Start difference. First operand 3938 states and 4856 transitions. Second operand 3 states. [2019-10-02 02:29:04,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:04,062 INFO L93 Difference]: Finished difference Result 5886 states and 7254 transitions. [2019-10-02 02:29:04,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:29:04,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2019-10-02 02:29:04,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:04,099 INFO L225 Difference]: With dead ends: 5886 [2019-10-02 02:29:04,100 INFO L226 Difference]: Without dead ends: 5843 [2019-10-02 02:29:04,105 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 02:29:04,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5843 states. [2019-10-02 02:29:04,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5843 to 5835. [2019-10-02 02:29:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5835 states. [2019-10-02 02:29:04,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 5835 states and 7199 transitions. [2019-10-02 02:29:04,410 INFO L78 Accepts]: Start accepts. Automaton has 5835 states and 7199 transitions. Word has length 190 [2019-10-02 02:29:04,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:04,411 INFO L475 AbstractCegarLoop]: Abstraction has 5835 states and 7199 transitions. [2019-10-02 02:29:04,411 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:29:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 5835 states and 7199 transitions. [2019-10-02 02:29:04,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-02 02:29:04,425 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:04,426 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 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] [2019-10-02 02:29:04,427 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:04,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:04,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1112922360, now seen corresponding path program 1 times [2019-10-02 02:29:04,427 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:04,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:04,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:04,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:04,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:04,751 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-10-02 02:29:04,752 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:04,752 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:04,753 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:04,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:04,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:04,753 INFO L87 Difference]: Start difference. First operand 5835 states and 7199 transitions. Second operand 5 states. [2019-10-02 02:29:05,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:05,102 INFO L93 Difference]: Finished difference Result 11629 states and 14496 transitions. [2019-10-02 02:29:05,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:29:05,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 231 [2019-10-02 02:29:05,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:05,183 INFO L225 Difference]: With dead ends: 11629 [2019-10-02 02:29:05,183 INFO L226 Difference]: Without dead ends: 11625 [2019-10-02 02:29:05,192 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 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 02:29:05,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11625 states. [2019-10-02 02:29:06,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11625 to 11623. [2019-10-02 02:29:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11623 states. [2019-10-02 02:29:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 14491 transitions. [2019-10-02 02:29:06,477 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 14491 transitions. Word has length 231 [2019-10-02 02:29:06,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:06,483 INFO L475 AbstractCegarLoop]: Abstraction has 11623 states and 14491 transitions. [2019-10-02 02:29:06,483 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 14491 transitions. [2019-10-02 02:29:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-10-02 02:29:06,499 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:06,500 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 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] [2019-10-02 02:29:06,500 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:06,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:06,501 INFO L82 PathProgramCache]: Analyzing trace with hash 344543639, now seen corresponding path program 1 times [2019-10-02 02:29:06,501 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:06,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:06,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:06,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:06,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-10-02 02:29:06,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:06,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:06,894 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:06,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:06,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:06,895 INFO L87 Difference]: Start difference. First operand 11623 states and 14491 transitions. Second operand 5 states. [2019-10-02 02:29:07,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:07,209 INFO L93 Difference]: Finished difference Result 11629 states and 14496 transitions. [2019-10-02 02:29:07,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 02:29:07,210 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2019-10-02 02:29:07,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:07,287 INFO L225 Difference]: With dead ends: 11629 [2019-10-02 02:29:07,287 INFO L226 Difference]: Without dead ends: 11579 [2019-10-02 02:29:07,296 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 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 02:29:07,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11579 states. [2019-10-02 02:29:07,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11579 to 11572. [2019-10-02 02:29:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11572 states. [2019-10-02 02:29:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11572 states to 11572 states and 14427 transitions. [2019-10-02 02:29:07,769 INFO L78 Accepts]: Start accepts. Automaton has 11572 states and 14427 transitions. Word has length 236 [2019-10-02 02:29:07,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:07,770 INFO L475 AbstractCegarLoop]: Abstraction has 11572 states and 14427 transitions. [2019-10-02 02:29:07,770 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 11572 states and 14427 transitions. [2019-10-02 02:29:07,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2019-10-02 02:29:07,827 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:07,828 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 7, 7, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:07,828 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:07,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:07,829 INFO L82 PathProgramCache]: Analyzing trace with hash -129550701, now seen corresponding path program 1 times [2019-10-02 02:29:07,829 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:07,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:07,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:07,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:07,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2019-10-02 02:29:08,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:08,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:08,659 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:08,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:08,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:08,660 INFO L87 Difference]: Start difference. First operand 11572 states and 14427 transitions. Second operand 5 states. [2019-10-02 02:29:26,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:26,244 INFO L93 Difference]: Finished difference Result 37958 states and 46902 transitions. [2019-10-02 02:29:26,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:29:26,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 617 [2019-10-02 02:29:26,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:26,347 INFO L225 Difference]: With dead ends: 37958 [2019-10-02 02:29:26,347 INFO L226 Difference]: Without dead ends: 26433 [2019-10-02 02:29:26,401 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 02:29:26,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26433 states. [2019-10-02 02:29:27,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26433 to 26390. [2019-10-02 02:29:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26390 states. [2019-10-02 02:29:28,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26390 states to 26390 states and 32295 transitions. [2019-10-02 02:29:28,599 INFO L78 Accepts]: Start accepts. Automaton has 26390 states and 32295 transitions. Word has length 617 [2019-10-02 02:29:28,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:28,600 INFO L475 AbstractCegarLoop]: Abstraction has 26390 states and 32295 transitions. [2019-10-02 02:29:28,600 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:28,600 INFO L276 IsEmpty]: Start isEmpty. Operand 26390 states and 32295 transitions. [2019-10-02 02:29:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2019-10-02 02:29:28,686 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:28,687 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 8, 8, 8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:28,688 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:28,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:28,688 INFO L82 PathProgramCache]: Analyzing trace with hash 427929273, now seen corresponding path program 1 times [2019-10-02 02:29:28,689 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:28,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:28,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:28,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:28,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:29,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2019-10-02 02:29:29,487 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:29,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:29,490 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:29,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:29,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:29,493 INFO L87 Difference]: Start difference. First operand 26390 states and 32295 transitions. Second operand 5 states. [2019-10-02 02:29:49,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:49,389 INFO L93 Difference]: Finished difference Result 79420 states and 96809 transitions. [2019-10-02 02:29:49,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:29:49,389 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 640 [2019-10-02 02:29:49,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:49,595 INFO L225 Difference]: With dead ends: 79420 [2019-10-02 02:29:49,596 INFO L226 Difference]: Without dead ends: 53077 [2019-10-02 02:29:49,689 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 02:29:49,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53077 states. [2019-10-02 02:29:51,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53077 to 53018. [2019-10-02 02:29:51,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53018 states. [2019-10-02 02:29:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53018 states to 53018 states and 64328 transitions. [2019-10-02 02:29:51,688 INFO L78 Accepts]: Start accepts. Automaton has 53018 states and 64328 transitions. Word has length 640 [2019-10-02 02:29:51,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:51,689 INFO L475 AbstractCegarLoop]: Abstraction has 53018 states and 64328 transitions. [2019-10-02 02:29:51,689 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 53018 states and 64328 transitions. [2019-10-02 02:29:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2019-10-02 02:29:51,789 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:51,790 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 8, 8, 8, 8, 8, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:29:51,791 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:51,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:51,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1635149206, now seen corresponding path program 1 times [2019-10-02 02:29:51,791 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:51,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:51,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:51,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:51,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1341 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 1319 trivial. 0 not checked. [2019-10-02 02:29:52,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:52,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:52,478 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:52,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:52,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:52,479 INFO L87 Difference]: Start difference. First operand 53018 states and 64328 transitions. Second operand 5 states. [2019-10-02 02:30:11,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:30:11,393 INFO L93 Difference]: Finished difference Result 127173 states and 154540 transitions. [2019-10-02 02:30:11,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:30:11,393 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 677 [2019-10-02 02:30:11,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:30:11,730 INFO L225 Difference]: With dead ends: 127173 [2019-10-02 02:30:11,730 INFO L226 Difference]: Without dead ends: 74202 [2019-10-02 02:30:11,835 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 02:30:11,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74202 states. [2019-10-02 02:30:16,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74202 to 74074. [2019-10-02 02:30:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74074 states. [2019-10-02 02:30:16,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74074 states to 74074 states and 89923 transitions. [2019-10-02 02:30:16,557 INFO L78 Accepts]: Start accepts. Automaton has 74074 states and 89923 transitions. Word has length 677 [2019-10-02 02:30:16,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:30:16,558 INFO L475 AbstractCegarLoop]: Abstraction has 74074 states and 89923 transitions. [2019-10-02 02:30:16,559 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:30:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 74074 states and 89923 transitions. [2019-10-02 02:30:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 715 [2019-10-02 02:30:16,682 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:30:16,683 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:30:16,683 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:30:16,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:30:16,684 INFO L82 PathProgramCache]: Analyzing trace with hash -354939339, now seen corresponding path program 1 times [2019-10-02 02:30:16,684 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:30:16,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:30:16,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:16,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:16,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:17,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2019-10-02 02:30:17,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:30:17,658 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 02:30:18,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:18,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 5678 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 02:30:18,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:30:19,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2019-10-02 02:30:19,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:30:19,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-02 02:30:19,427 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 02:30:19,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 02:30:19,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 02:30:19,427 INFO L87 Difference]: Start difference. First operand 74074 states and 89923 transitions. Second operand 6 states. [2019-10-02 02:30:44,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:30:44,443 INFO L93 Difference]: Finished difference Result 176987 states and 219928 transitions. [2019-10-02 02:30:44,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 02:30:44,444 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 714 [2019-10-02 02:30:44,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:30:44,958 INFO L225 Difference]: With dead ends: 176987 [2019-10-02 02:30:44,958 INFO L226 Difference]: Without dead ends: 102960 [2019-10-02 02:30:45,142 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 725 GetRequests, 717 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-10-02 02:30:45,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102960 states. [2019-10-02 02:30:50,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102960 to 98346. [2019-10-02 02:30:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98346 states. [2019-10-02 02:30:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98346 states to 98346 states and 120764 transitions. [2019-10-02 02:30:51,140 INFO L78 Accepts]: Start accepts. Automaton has 98346 states and 120764 transitions. Word has length 714 [2019-10-02 02:30:51,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:30:51,141 INFO L475 AbstractCegarLoop]: Abstraction has 98346 states and 120764 transitions. [2019-10-02 02:30:51,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 02:30:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 98346 states and 120764 transitions. [2019-10-02 02:30:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2019-10-02 02:30:51,435 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:30:51,436 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:30:51,436 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:30:51,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:30:51,437 INFO L82 PathProgramCache]: Analyzing trace with hash -764532099, now seen corresponding path program 1 times [2019-10-02 02:30:51,437 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:30:51,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:30:51,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:51,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:51,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2019-10-02 02:30:55,083 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:30:55,083 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 02:30:55,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:56,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 5697 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 02:30:56,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:30:56,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 611 proven. 2 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2019-10-02 02:30:56,556 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:30:56,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:30:56,558 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:30:56,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:30:56,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:30:56,559 INFO L87 Difference]: Start difference. First operand 98346 states and 120764 transitions. Second operand 8 states. [2019-10-02 02:31:31,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:31:31,310 INFO L93 Difference]: Finished difference Result 220704 states and 270816 transitions. [2019-10-02 02:31:31,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 02:31:31,310 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 733 [2019-10-02 02:31:31,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:31:31,809 INFO L225 Difference]: With dead ends: 220704 [2019-10-02 02:31:31,809 INFO L226 Difference]: Without dead ends: 122405 [2019-10-02 02:31:32,000 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 736 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-10-02 02:31:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122405 states. [2019-10-02 02:31:38,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122405 to 122248. [2019-10-02 02:31:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122248 states. [2019-10-02 02:31:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122248 states to 122248 states and 149727 transitions. [2019-10-02 02:31:39,223 INFO L78 Accepts]: Start accepts. Automaton has 122248 states and 149727 transitions. Word has length 733 [2019-10-02 02:31:39,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:31:39,224 INFO L475 AbstractCegarLoop]: Abstraction has 122248 states and 149727 transitions. [2019-10-02 02:31:39,224 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:31:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 122248 states and 149727 transitions. [2019-10-02 02:31:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2019-10-02 02:31:39,376 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:31:39,377 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 11, 11, 11, 10, 10, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:39,377 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:31:39,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:31:39,378 INFO L82 PathProgramCache]: Analyzing trace with hash -196406985, now seen corresponding path program 1 times [2019-10-02 02:31:39,378 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:31:39,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:31:39,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:31:39,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:31:39,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:31:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:31:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2019-10-02 02:31:40,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:31:40,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 02:31:40,518 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 02:31:40,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 02:31:40,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 02:31:40,523 INFO L87 Difference]: Start difference. First operand 122248 states and 149727 transitions. Second operand 7 states. [2019-10-02 02:31:43,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:31:43,660 INFO L93 Difference]: Finished difference Result 245313 states and 302661 transitions. [2019-10-02 02:31:43,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:31:43,661 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 705 [2019-10-02 02:31:43,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:31:44,049 INFO L225 Difference]: With dead ends: 245313 [2019-10-02 02:31:44,050 INFO L226 Difference]: Without dead ends: 123112 [2019-10-02 02:31:44,240 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:31:44,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123112 states. [2019-10-02 02:31:51,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123112 to 122860. [2019-10-02 02:31:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122860 states. [2019-10-02 02:31:51,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122860 states to 122860 states and 150411 transitions. [2019-10-02 02:31:51,404 INFO L78 Accepts]: Start accepts. Automaton has 122860 states and 150411 transitions. Word has length 705 [2019-10-02 02:31:51,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:31:51,405 INFO L475 AbstractCegarLoop]: Abstraction has 122860 states and 150411 transitions. [2019-10-02 02:31:51,405 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 02:31:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 122860 states and 150411 transitions. [2019-10-02 02:31:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2019-10-02 02:31:51,513 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:31:51,513 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 15, 15, 15, 13, 13, 13, 13, 13, 13, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:51,513 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:31:51,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:31:51,514 INFO L82 PathProgramCache]: Analyzing trace with hash 2103116185, now seen corresponding path program 1 times [2019-10-02 02:31:51,514 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:31:51,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:31:51,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:31:51,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:31:51,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:31:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:31:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2019-10-02 02:31:52,505 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:31:52,505 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 02:31:52,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:31:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:31:53,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 6188 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 02:31:53,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:31:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 185 proven. 11 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2019-10-02 02:31:57,268 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:31:57,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:31:57,272 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:31:57,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:31:57,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:31:57,273 INFO L87 Difference]: Start difference. First operand 122860 states and 150411 transitions. Second operand 8 states. [2019-10-02 02:32:30,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:32:30,949 INFO L93 Difference]: Finished difference Result 289747 states and 355370 transitions. [2019-10-02 02:32:30,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 02:32:30,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 825 [2019-10-02 02:32:30,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:32:31,457 INFO L225 Difference]: With dead ends: 289747 [2019-10-02 02:32:31,457 INFO L226 Difference]: Without dead ends: 166934 [2019-10-02 02:32:31,636 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 849 GetRequests, 833 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2019-10-02 02:32:31,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166934 states. [2019-10-02 02:32:36,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166934 to 166766. [2019-10-02 02:32:36,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166766 states. [2019-10-02 02:32:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166766 states to 166766 states and 204467 transitions. [2019-10-02 02:32:37,131 INFO L78 Accepts]: Start accepts. Automaton has 166766 states and 204467 transitions. Word has length 825 [2019-10-02 02:32:37,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:32:37,132 INFO L475 AbstractCegarLoop]: Abstraction has 166766 states and 204467 transitions. [2019-10-02 02:32:37,132 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:32:37,132 INFO L276 IsEmpty]: Start isEmpty. Operand 166766 states and 204467 transitions. [2019-10-02 02:32:37,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2019-10-02 02:32:37,281 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:32:37,281 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 13, 13, 13, 10, 10, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:37,281 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:32:37,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:32:37,282 INFO L82 PathProgramCache]: Analyzing trace with hash -211198630, now seen corresponding path program 1 times [2019-10-02 02:32:37,282 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:32:37,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:32:37,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:37,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:32:37,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:32:42,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2019-10-02 02:32:42,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:32:42,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 02:32:42,110 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:32:42,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:32:42,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:32:42,110 INFO L87 Difference]: Start difference. First operand 166766 states and 204467 transitions. Second operand 3 states. [2019-10-02 02:32:46,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:32:46,382 INFO L93 Difference]: Finished difference Result 339341 states and 421351 transitions. [2019-10-02 02:32:46,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:32:46,383 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 726 [2019-10-02 02:32:46,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:32:46,841 INFO L225 Difference]: With dead ends: 339341 [2019-10-02 02:32:46,841 INFO L226 Difference]: Without dead ends: 172622 [2019-10-02 02:32:47,042 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:32:47,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172622 states. [2019-10-02 02:32:55,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172622 to 166958. [2019-10-02 02:32:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166958 states. [2019-10-02 02:32:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166958 states to 166958 states and 204755 transitions. [2019-10-02 02:32:55,708 INFO L78 Accepts]: Start accepts. Automaton has 166958 states and 204755 transitions. Word has length 726 [2019-10-02 02:32:55,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:32:55,708 INFO L475 AbstractCegarLoop]: Abstraction has 166958 states and 204755 transitions. [2019-10-02 02:32:55,708 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:32:55,709 INFO L276 IsEmpty]: Start isEmpty. Operand 166958 states and 204755 transitions. [2019-10-02 02:32:55,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2019-10-02 02:32:55,853 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:32:55,854 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 15, 15, 15, 13, 13, 13, 13, 13, 13, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:55,854 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:32:55,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:32:55,854 INFO L82 PathProgramCache]: Analyzing trace with hash 690858013, now seen corresponding path program 1 times [2019-10-02 02:32:55,854 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:32:55,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:32:55,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:55,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:32:55,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:32:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2019-10-02 02:32:57,232 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:32:57,232 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 02:32:57,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:32:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:32:58,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 6187 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 02:32:58,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:32:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 185 proven. 11 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2019-10-02 02:32:58,925 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:32:58,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:32:58,927 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:32:58,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:32:58,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:32:58,929 INFO L87 Difference]: Start difference. First operand 166958 states and 204755 transitions. Second operand 8 states. [2019-10-02 02:33:33,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:33:33,498 INFO L93 Difference]: Finished difference Result 355861 states and 436769 transitions. [2019-10-02 02:33:33,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 02:33:33,499 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 825 [2019-10-02 02:33:33,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:33:34,087 INFO L225 Difference]: With dead ends: 355861 [2019-10-02 02:33:34,087 INFO L226 Difference]: Without dead ends: 188950 [2019-10-02 02:33:34,323 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 846 GetRequests, 831 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2019-10-02 02:33:34,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188950 states. [2019-10-02 02:33:45,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188950 to 188806. [2019-10-02 02:33:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188806 states. [2019-10-02 02:33:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188806 states to 188806 states and 231582 transitions. [2019-10-02 02:33:46,310 INFO L78 Accepts]: Start accepts. Automaton has 188806 states and 231582 transitions. Word has length 825 [2019-10-02 02:33:46,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:33:46,311 INFO L475 AbstractCegarLoop]: Abstraction has 188806 states and 231582 transitions. [2019-10-02 02:33:46,311 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:33:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 188806 states and 231582 transitions. [2019-10-02 02:33:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2019-10-02 02:33:46,472 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:33:46,473 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 16, 16, 16, 15, 15, 13, 13, 13, 13, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:33:46,473 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:33:46,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:33:46,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1162026014, now seen corresponding path program 1 times [2019-10-02 02:33:46,473 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:33:46,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:33:46,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:33:46,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:33:46,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:33:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:33:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-10-02 02:33:48,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:33:48,030 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 02:33:48,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:33:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:33:49,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 6393 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 02:33:49,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:33:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 1808 trivial. 0 not checked. [2019-10-02 02:33:50,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:33:50,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-02 02:33:50,213 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:33:50,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:33:50,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:33:50,213 INFO L87 Difference]: Start difference. First operand 188806 states and 231582 transitions. Second operand 8 states. [2019-10-02 02:34:29,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:34:29,622 INFO L93 Difference]: Finished difference Result 406691 states and 505745 transitions. [2019-10-02 02:34:29,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 02:34:29,622 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 874 [2019-10-02 02:34:29,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:34:30,281 INFO L225 Difference]: With dead ends: 406691 [2019-10-02 02:34:30,281 INFO L226 Difference]: Without dead ends: 217932 [2019-10-02 02:34:30,554 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 893 GetRequests, 879 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2019-10-02 02:34:30,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217932 states. [2019-10-02 02:34:37,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217932 to 210714. [2019-10-02 02:34:37,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210714 states. [2019-10-02 02:34:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210714 states to 210714 states and 258505 transitions. [2019-10-02 02:34:38,219 INFO L78 Accepts]: Start accepts. Automaton has 210714 states and 258505 transitions. Word has length 874 [2019-10-02 02:34:38,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:34:38,220 INFO L475 AbstractCegarLoop]: Abstraction has 210714 states and 258505 transitions. [2019-10-02 02:34:38,220 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:34:38,220 INFO L276 IsEmpty]: Start isEmpty. Operand 210714 states and 258505 transitions. [2019-10-02 02:34:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 876 [2019-10-02 02:34:39,703 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:34:39,704 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 16, 16, 16, 15, 15, 13, 13, 13, 13, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:34:39,705 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:34:39,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:34:39,705 INFO L82 PathProgramCache]: Analyzing trace with hash -2082125286, now seen corresponding path program 1 times [2019-10-02 02:34:39,705 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:34:39,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:34:39,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:34:39,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:34:39,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:34:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:34:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-10-02 02:34:45,066 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:34:45,066 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:34:45,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:34:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:34:46,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 6395 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 02:34:46,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:34:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 225 proven. 11 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2019-10-02 02:34:46,875 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:34:46,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-10-02 02:34:46,876 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 02:34:46,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 02:34:46,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-10-02 02:34:46,877 INFO L87 Difference]: Start difference. First operand 210714 states and 258505 transitions. Second operand 12 states. [2019-10-02 02:35:43,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:35:43,926 INFO L93 Difference]: Finished difference Result 443337 states and 544251 transitions. [2019-10-02 02:35:43,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-02 02:35:43,926 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 875 [2019-10-02 02:35:43,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:35:44,567 INFO L225 Difference]: With dead ends: 443337 [2019-10-02 02:35:44,568 INFO L226 Difference]: Without dead ends: 232670 [2019-10-02 02:35:44,811 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 881 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=152, Invalid=604, Unknown=0, NotChecked=0, Total=756 [2019-10-02 02:35:44,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232670 states. [2019-10-02 02:35:54,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232670 to 232424. [2019-10-02 02:35:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232424 states. [2019-10-02 02:35:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232424 states to 232424 states and 285146 transitions. [2019-10-02 02:35:54,654 INFO L78 Accepts]: Start accepts. Automaton has 232424 states and 285146 transitions. Word has length 875 [2019-10-02 02:35:54,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:35:54,655 INFO L475 AbstractCegarLoop]: Abstraction has 232424 states and 285146 transitions. [2019-10-02 02:35:54,655 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 02:35:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 232424 states and 285146 transitions. [2019-10-02 02:35:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 867 [2019-10-02 02:35:54,846 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:35:54,847 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 16, 16, 16, 15, 15, 13, 13, 13, 13, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:54,847 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:35:54,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:35:54,847 INFO L82 PathProgramCache]: Analyzing trace with hash -994537369, now seen corresponding path program 1 times [2019-10-02 02:35:54,848 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:35:54,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:35:54,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:35:54,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:35:54,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:35:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:36:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-10-02 02:36:00,937 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:36:00,937 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:36:01,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:36:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:36:02,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 6351 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 02:36:02,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:36:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 225 proven. 11 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2019-10-02 02:36:02,760 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:36:02,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-10-02 02:36:02,761 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 02:36:02,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 02:36:02,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-10-02 02:36:02,762 INFO L87 Difference]: Start difference. First operand 232424 states and 285146 transitions. Second operand 12 states. [2019-10-02 02:36:50,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:36:50,502 INFO L93 Difference]: Finished difference Result 486793 states and 597593 transitions. [2019-10-02 02:36:50,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-02 02:36:50,502 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 866 [2019-10-02 02:36:50,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:36:51,317 INFO L225 Difference]: With dead ends: 486793 [2019-10-02 02:36:51,318 INFO L226 Difference]: Without dead ends: 254416 [2019-10-02 02:36:52,273 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 898 GetRequests, 872 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=152, Invalid=604, Unknown=0, NotChecked=0, Total=756 [2019-10-02 02:36:52,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254416 states. [2019-10-02 02:37:07,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254416 to 254224. [2019-10-02 02:37:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254224 states. [2019-10-02 02:37:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254224 states to 254224 states and 311961 transitions. [2019-10-02 02:37:08,248 INFO L78 Accepts]: Start accepts. Automaton has 254224 states and 311961 transitions. Word has length 866 [2019-10-02 02:37:08,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:37:08,249 INFO L475 AbstractCegarLoop]: Abstraction has 254224 states and 311961 transitions. [2019-10-02 02:37:08,249 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 02:37:08,249 INFO L276 IsEmpty]: Start isEmpty. Operand 254224 states and 311961 transitions. [2019-10-02 02:37:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2019-10-02 02:37:08,459 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:37:08,459 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 13, 13, 13, 10, 10, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:37:08,459 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:37:08,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:37:08,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1107750200, now seen corresponding path program 1 times [2019-10-02 02:37:08,460 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:37:08,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:37:08,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:37:08,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:37:08,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:37:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:37:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1616 trivial. 0 not checked. [2019-10-02 02:37:10,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:37:10,119 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:37:10,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:37:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:37:11,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 5655 conjuncts, 18 conjunts are in the unsatisfiable core [2019-10-02 02:37:11,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:37:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked. [2019-10-02 02:37:16,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:37:16,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2019-10-02 02:37:16,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 02:37:16,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 02:37:16,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 02:37:16,375 INFO L87 Difference]: Start difference. First operand 254224 states and 311961 transitions. Second operand 7 states. [2019-10-02 02:37:23,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:37:23,534 INFO L93 Difference]: Finished difference Result 530631 states and 664167 transitions. [2019-10-02 02:37:23,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:37:23,534 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 736 [2019-10-02 02:37:23,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:37:24,367 INFO L225 Difference]: With dead ends: 530631 [2019-10-02 02:37:24,367 INFO L226 Difference]: Without dead ends: 276454 [2019-10-02 02:37:25,246 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 742 GetRequests, 735 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:37:25,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276454 states. [2019-10-02 02:37:38,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276454 to 254944. [2019-10-02 02:37:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254944 states. [2019-10-02 02:37:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254944 states to 254944 states and 312891 transitions. [2019-10-02 02:37:39,466 INFO L78 Accepts]: Start accepts. Automaton has 254944 states and 312891 transitions. Word has length 736 [2019-10-02 02:37:39,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:37:39,467 INFO L475 AbstractCegarLoop]: Abstraction has 254944 states and 312891 transitions. [2019-10-02 02:37:39,467 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 02:37:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 254944 states and 312891 transitions. [2019-10-02 02:37:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2019-10-02 02:37:39,677 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:37:39,677 INFO L411 BasicCegarLoop]: trace histogram [24, 24, 16, 16, 16, 15, 15, 13, 13, 13, 13, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:37:39,678 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:37:39,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:37:39,678 INFO L82 PathProgramCache]: Analyzing trace with hash 106669695, now seen corresponding path program 1 times [2019-10-02 02:37:39,678 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:37:39,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:37:39,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:37:39,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:37:39,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:37:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:37:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-10-02 02:37:41,221 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:37:41,222 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:37:41,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:37:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:37:42,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 6353 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 02:37:42,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:37:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2019-10-02 02:37:43,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:37:43,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-02 02:37:43,672 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:37:43,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:37:43,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:37:43,672 INFO L87 Difference]: Start difference. First operand 254944 states and 312891 transitions. Second operand 8 states. [2019-10-02 02:38:26,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:38:26,948 INFO L93 Difference]: Finished difference Result 543383 states and 676928 transitions. [2019-10-02 02:38:26,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 02:38:26,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 867 [2019-10-02 02:38:26,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:38:27,805 INFO L225 Difference]: With dead ends: 543383 [2019-10-02 02:38:27,806 INFO L226 Difference]: Without dead ends: 288486 [2019-10-02 02:38:28,158 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 885 GetRequests, 872 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2019-10-02 02:38:28,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288486 states. [2019-10-02 02:38:49,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288486 to 276960. [2019-10-02 02:38:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276960 states. [2019-10-02 02:38:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276960 states to 276960 states and 339928 transitions. [2019-10-02 02:38:50,551 INFO L78 Accepts]: Start accepts. Automaton has 276960 states and 339928 transitions. Word has length 867 [2019-10-02 02:38:50,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:38:50,552 INFO L475 AbstractCegarLoop]: Abstraction has 276960 states and 339928 transitions. [2019-10-02 02:38:50,552 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:38:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 276960 states and 339928 transitions. [2019-10-02 02:38:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 744 [2019-10-02 02:38:50,793 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:38:50,794 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 13, 13, 13, 10, 10, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:38:50,794 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:38:50,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:38:50,795 INFO L82 PathProgramCache]: Analyzing trace with hash 462194058, now seen corresponding path program 1 times [2019-10-02 02:38:50,795 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:38:50,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:38:50,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:38:50,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:38:50,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:38:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:38:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2019-10-02 02:38:52,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:38:52,427 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:38:52,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:38:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:38:53,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 5675 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 02:38:53,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:38:54,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 1317 trivial. 0 not checked. [2019-10-02 02:38:54,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:38:54,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 3 [2019-10-02 02:38:54,578 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:38:54,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:38:54,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:38:54,579 INFO L87 Difference]: Start difference. First operand 276960 states and 339928 transitions. Second operand 3 states. [2019-10-02 02:39:08,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:39:08,321 INFO L93 Difference]: Finished difference Result 554785 states and 687620 transitions. [2019-10-02 02:39:08,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:39:08,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 743 [2019-10-02 02:39:08,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:39:09,224 INFO L225 Difference]: With dead ends: 554785 [2019-10-02 02:39:09,225 INFO L226 Difference]: Without dead ends: 277872 [2019-10-02 02:39:10,059 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 745 GetRequests, 744 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 02:39:10,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277872 states. [2019-10-02 02:39:18,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277872 to 277188. [2019-10-02 02:39:18,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277188 states. [2019-10-02 02:39:20,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277188 states to 277188 states and 340156 transitions. [2019-10-02 02:39:20,365 INFO L78 Accepts]: Start accepts. Automaton has 277188 states and 340156 transitions. Word has length 743 [2019-10-02 02:39:20,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:39:20,366 INFO L475 AbstractCegarLoop]: Abstraction has 277188 states and 340156 transitions. [2019-10-02 02:39:20,366 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:39:20,366 INFO L276 IsEmpty]: Start isEmpty. Operand 277188 states and 340156 transitions. [2019-10-02 02:39:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 744 [2019-10-02 02:39:20,608 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:39:20,608 INFO L411 BasicCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 13, 13, 13, 10, 10, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:39:20,608 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:39:20,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:39:20,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1505610868, now seen corresponding path program 1 times [2019-10-02 02:39:20,609 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:39:20,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:39:20,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:39:20,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:39:20,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:39:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:39:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1616 trivial. 0 not checked. [2019-10-02 02:39:21,136 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:39:21,136 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:39:21,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:39:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:39:22,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 5676 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 02:39:22,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:39:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 1317 trivial. 0 not checked. [2019-10-02 02:39:28,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 02:39:28,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 3 [2019-10-02 02:39:28,693 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:39:28,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:39:28,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:39:28,694 INFO L87 Difference]: Start difference. First operand 277188 states and 340156 transitions. Second operand 3 states.