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 0.1.24-112bae1 [2019-09-09 01:31:44,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-09 01:31:44,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-09 01:31:44,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-09 01:31:44,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-09 01:31:44,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-09 01:31:44,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-09 01:31:44,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-09 01:31:44,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-09 01:31:44,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-09 01:31:44,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-09 01:31:44,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-09 01:31:44,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-09 01:31:44,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-09 01:31:44,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-09 01:31:44,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-09 01:31:44,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-09 01:31:44,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-09 01:31:44,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-09 01:31:44,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-09 01:31:44,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-09 01:31:44,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-09 01:31:44,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-09 01:31:44,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-09 01:31:44,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-09 01:31:44,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-09 01:31:44,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-09 01:31:44,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-09 01:31:44,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-09 01:31:44,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-09 01:31:44,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-09 01:31:44,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-09 01:31:44,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-09 01:31:44,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-09 01:31:44,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-09 01:31:44,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-09 01:31:44,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-09 01:31:44,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-09 01:31:44,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-09 01:31:44,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-09 01:31:44,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-09 01:31:44,244 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 [2019-09-09 01:31:44,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-09 01:31:44,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-09 01:31:44,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-09 01:31:44,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-09 01:31:44,274 INFO L138 SettingsManager]: * Use SBE=true [2019-09-09 01:31:44,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-09 01:31:44,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-09 01:31:44,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-09 01:31:44,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-09 01:31:44,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-09 01:31:44,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-09 01:31:44,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-09 01:31:44,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-09 01:31:44,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-09 01:31:44,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-09 01:31:44,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-09 01:31:44,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 01:31:44,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-09 01:31:44,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-09 01:31:44,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-09 01:31:44,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-09 01:31:44,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-09 01:31:44,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-09 01:31:44,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-09 01:31:44,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-09 01:31:44,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-09 01:31:44,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-09 01:31:44,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-09 01:31:44,329 INFO L275 PluginConnector]: CDTParser initialized [2019-09-09 01:31:44,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-09-09 01:31:44,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42deb192e/a28f029527574fa2a36784ef4fdceb77/FLAGa8fdc9f50 [2019-09-09 01:31:45,239 INFO L306 CDTParser]: Found 1 translation units. [2019-09-09 01:31:45,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-09-09 01:31:45,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42deb192e/a28f029527574fa2a36784ef4fdceb77/FLAGa8fdc9f50 [2019-09-09 01:31:45,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42deb192e/a28f029527574fa2a36784ef4fdceb77 [2019-09-09 01:31:45,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-09 01:31:45,778 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-09 01:31:45,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-09 01:31:45,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-09 01:31:45,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-09 01:31:45,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 01:31:45" (1/1) ... [2019-09-09 01:31:45,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634f8519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:45, skipping insertion in model container [2019-09-09 01:31:45,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 01:31:45" (1/1) ... [2019-09-09 01:31:45,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-09 01:31:45,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-09 01:31:48,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 01:31:48,967 INFO L188 MainTranslator]: Completed pre-run [2019-09-09 01:31:49,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 01:31:50,337 INFO L192 MainTranslator]: Completed translation [2019-09-09 01:31:50,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50 WrapperNode [2019-09-09 01:31:50,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-09 01:31:50,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-09 01:31:50,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-09 01:31:50,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-09 01:31:50,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (1/1) ... [2019-09-09 01:31:50,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-09 01:31:50,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-09 01:31:50,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-09 01:31:50,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-09 01:31:50,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (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 [2019-09-09 01:31:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-09 01:31:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-09 01:31:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-09 01:31:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-09 01:31:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-09 01:31:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-09 01:31:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-09 01:31:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-09 01:31:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-09 01:31:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-09 01:31:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-09 01:31:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-09 01:31:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-09-09 01:31:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-09-09 01:31:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-09 01:31:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-09 01:31:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-09 01:31:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-09 01:31:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-09 01:31:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-09 01:31:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-09-09 01:31:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-09 01:31:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-09-09 01:31:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-09 01:31:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-09 01:31:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-09 01:31:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2019-09-09 01:31:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2019-09-09 01:31:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_reset [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_update_rx_stats [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_rx [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_update_tx_stats [2019-09-09 01:31:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_mac_address [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_poll [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_read [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_write [2019-09-09 01:31:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_reset [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_probe [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ioctl [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_config [2019-09-09 01:31:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_mac_address [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_multicast_list [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_change_mtu [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_start_xmit [2019-09-09 01:31:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_settings [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_settings [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_ringparam [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_set_ringparam [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2019-09-09 01:31:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_suspend [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_driver_init [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_driver_exit [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ethoc_driver_exit_12_2 [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ethoc_driver_init_12_7 [2019-09-09 01:31:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-09-09 01:31:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_2_5 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_2_6 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_4_2 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-09 01:31:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-09-09 01:31:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-09 01:31:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-09 01:31:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_callback_2_20 [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_callback_2_7 [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_2_14 [2019-09-09 01:31:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_2_3 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_platform_instance_2 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_pm_ops_instance_3 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-09-09 01:31:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-09-09 01:31:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2019-09-09 01:31:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-09-09 01:31:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-09 01:31:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_17 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_8 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-09-09 01:31:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_6 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_7 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_10 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_11 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_12 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_13 [2019-09-09 01:31:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_18 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_19 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_20 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_21 [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-09 01:31:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-09 01:31:50,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-09 01:31:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-09 01:31:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-09 01:31:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_ethoc [2019-09-09 01:31:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_ethoc [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-09 01:31:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-09 01:31:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-09 01:31:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_alloc_coherent [2019-09-09 01:31:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_ts_info [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-09 01:31:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-09 01:31:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc_size [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_register [2019-09-09 01:31:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-09 01:31:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect_direct [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_gset [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_sset [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_mii_ioctl [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2019-09-09 01:31:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_tx_timestamp [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-09 01:31:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-09 01:31:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-09 01:31:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-09 01:31:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-09 01:31:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-09 01:31:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-09 01:31:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-09 01:31:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-09 01:31:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-09 01:31:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_ethoc [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-09 01:31:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-09 01:31:50,925 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-09 01:31:50,926 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-09 01:31:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-09 01:31:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-09 01:31:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-09-09 01:31:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_6 [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_7 [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-09 01:31:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-09 01:31:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_alloc_coherent [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-09 01:31:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_tx_timestamp [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-09 01:31:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_ts_info [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-09-09 01:31:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2019-09-09 01:31:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_19 [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-09 01:31:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-09 01:31:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_18 [2019-09-09 01:31:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_20 [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_21 [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-09 01:31:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_12 [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2019-09-09 01:31:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_13 [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_10 [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-09 01:31:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_11 [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc_size [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_register [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2019-09-09 01:31:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect_direct [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_sset [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_gset [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure phy_mii_ioctl [2019-09-09 01:31:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2019-09-09 01:31:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_reset [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_update_rx_stats [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_rx [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_update_tx_stats [2019-09-09 01:31:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_mac_address [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_poll [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_read [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_write [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_reset [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2019-09-09 01:31:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_probe [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ioctl [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_config [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_mac_address [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_multicast_list [2019-09-09 01:31:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_change_mtu [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_start_xmit [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_settings [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_settings [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs [2019-09-09 01:31:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_ringparam [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_set_ringparam [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_suspend [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_driver_init [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_driver_exit [2019-09-09 01:31:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ethoc_driver_exit_12_2 [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ethoc_driver_init_12_7 [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-09-09 01:31:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_2_5 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_2_6 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_4_2 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-09 01:31:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-09 01:31:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-09 01:31:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister [2019-09-09 01:31:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_callback_2_20 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_callback_2_7 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_2_14 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_2_3 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_platform_instance_2 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_pm_ops_instance_3 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2019-09-09 01:31:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-09-09 01:31:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2019-09-09 01:31:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-09 01:31:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_17 [2019-09-09 01:31:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_8 [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-09 01:31:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-09 01:31:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-09 01:31:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-09 01:31:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-09 01:31:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_ethoc [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-09 01:31:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-09 01:31:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-09 01:31:52,089 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-09 01:32:16,097 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-09 01:32:16,897 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-09 01:32:16,898 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-09 01:32:16,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 01:32:16 BoogieIcfgContainer [2019-09-09 01:32:16,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-09 01:32:16,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-09 01:32:16,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-09 01:32:16,908 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-09 01:32:16,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.09 01:31:45" (1/3) ... [2019-09-09 01:32:16,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aed34bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 01:32:16, skipping insertion in model container [2019-09-09 01:32:16,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 01:31:50" (2/3) ... [2019-09-09 01:32:16,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aed34bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 01:32:16, skipping insertion in model container [2019-09-09 01:32:16,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 01:32:16" (3/3) ... [2019-09-09 01:32:16,915 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2019-09-09 01:32:16,927 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-09 01:32:16,943 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-09 01:32:16,960 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-09 01:32:17,008 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-09 01:32:17,009 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-09 01:32:17,009 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-09 01:32:17,009 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-09 01:32:17,009 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-09 01:32:17,009 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-09 01:32:17,009 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-09 01:32:17,010 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-09 01:32:17,010 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-09 01:32:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states. [2019-09-09 01:32:17,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-09 01:32:17,105 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:17,106 INFO L399 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] [2019-09-09 01:32:17,109 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:17,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:17,115 INFO L82 PathProgramCache]: Analyzing trace with hash 2118545084, now seen corresponding path program 1 times [2019-09-09 01:32:17,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:17,118 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:17,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:17,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:17,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2019-09-09 01:32:17,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:17,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 01:32:17,973 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 01:32:17,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 01:32:17,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:32:17,994 INFO L87 Difference]: Start difference. First operand 2346 states. Second operand 3 states. [2019-09-09 01:32:18,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:32:18,458 INFO L93 Difference]: Finished difference Result 5992 states and 7554 transitions. [2019-09-09 01:32:18,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 01:32:18,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-09-09 01:32:18,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:32:18,528 INFO L225 Difference]: With dead ends: 5992 [2019-09-09 01:32:18,528 INFO L226 Difference]: Without dead ends: 3946 [2019-09-09 01:32:18,552 INFO L628 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 [2019-09-09 01:32:18,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2019-09-09 01:32:18,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3938. [2019-09-09 01:32:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3938 states. [2019-09-09 01:32:18,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 3938 states and 4856 transitions. [2019-09-09 01:32:18,858 INFO L78 Accepts]: Start accepts. Automaton has 3938 states and 4856 transitions. Word has length 154 [2019-09-09 01:32:18,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:32:18,859 INFO L475 AbstractCegarLoop]: Abstraction has 3938 states and 4856 transitions. [2019-09-09 01:32:18,859 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 01:32:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 4856 transitions. [2019-09-09 01:32:18,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-09-09 01:32:18,869 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:18,870 INFO L399 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] [2019-09-09 01:32:18,870 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:18,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:18,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1465988930, now seen corresponding path program 1 times [2019-09-09 01:32:18,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:18,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:18,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:18,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:18,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2019-09-09 01:32:19,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:19,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 01:32:19,288 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 01:32:19,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 01:32:19,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:32:19,289 INFO L87 Difference]: Start difference. First operand 3938 states and 4856 transitions. Second operand 3 states. [2019-09-09 01:32:19,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:32:19,585 INFO L93 Difference]: Finished difference Result 5886 states and 7254 transitions. [2019-09-09 01:32:19,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 01:32:19,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2019-09-09 01:32:19,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:32:19,622 INFO L225 Difference]: With dead ends: 5886 [2019-09-09 01:32:19,623 INFO L226 Difference]: Without dead ends: 5843 [2019-09-09 01:32:19,628 INFO L628 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 [2019-09-09 01:32:19,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5843 states. [2019-09-09 01:32:19,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5843 to 5835. [2019-09-09 01:32:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5835 states. [2019-09-09 01:32:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 5835 states and 7199 transitions. [2019-09-09 01:32:19,905 INFO L78 Accepts]: Start accepts. Automaton has 5835 states and 7199 transitions. Word has length 190 [2019-09-09 01:32:19,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:32:19,906 INFO L475 AbstractCegarLoop]: Abstraction has 5835 states and 7199 transitions. [2019-09-09 01:32:19,907 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 01:32:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 5835 states and 7199 transitions. [2019-09-09 01:32:19,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-09-09 01:32:19,921 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:19,922 INFO L399 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] [2019-09-09 01:32:19,922 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:19,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:19,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1112922360, now seen corresponding path program 1 times [2019-09-09 01:32:19,923 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:19,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:19,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:19,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:19,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-09-09 01:32:20,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:20,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 01:32:20,401 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 01:32:20,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 01:32:20,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 01:32:20,401 INFO L87 Difference]: Start difference. First operand 5835 states and 7199 transitions. Second operand 5 states. [2019-09-09 01:32:20,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:32:20,787 INFO L93 Difference]: Finished difference Result 11629 states and 14496 transitions. [2019-09-09 01:32:20,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:32:20,788 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 231 [2019-09-09 01:32:20,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:32:20,864 INFO L225 Difference]: With dead ends: 11629 [2019-09-09 01:32:20,864 INFO L226 Difference]: Without dead ends: 11625 [2019-09-09 01:32:20,874 INFO L628 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 [2019-09-09 01:32:20,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11625 states. [2019-09-09 01:32:21,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11625 to 11623. [2019-09-09 01:32:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11623 states. [2019-09-09 01:32:21,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 14491 transitions. [2019-09-09 01:32:21,483 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 14491 transitions. Word has length 231 [2019-09-09 01:32:21,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:32:21,484 INFO L475 AbstractCegarLoop]: Abstraction has 11623 states and 14491 transitions. [2019-09-09 01:32:21,484 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 01:32:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 14491 transitions. [2019-09-09 01:32:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-09-09 01:32:21,496 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:21,497 INFO L399 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] [2019-09-09 01:32:21,497 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:21,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:21,498 INFO L82 PathProgramCache]: Analyzing trace with hash 344543639, now seen corresponding path program 1 times [2019-09-09 01:32:21,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:21,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:21,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:21,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:21,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-09-09 01:32:22,760 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:22,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 01:32:22,760 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 01:32:22,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 01:32:22,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 01:32:22,761 INFO L87 Difference]: Start difference. First operand 11623 states and 14491 transitions. Second operand 5 states. [2019-09-09 01:32:23,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:32:23,108 INFO L93 Difference]: Finished difference Result 11629 states and 14496 transitions. [2019-09-09 01:32:23,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 01:32:23,108 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2019-09-09 01:32:23,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:32:23,192 INFO L225 Difference]: With dead ends: 11629 [2019-09-09 01:32:23,192 INFO L226 Difference]: Without dead ends: 11579 [2019-09-09 01:32:23,202 INFO L628 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 [2019-09-09 01:32:23,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11579 states. [2019-09-09 01:32:23,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11579 to 11572. [2019-09-09 01:32:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11572 states. [2019-09-09 01:32:23,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11572 states to 11572 states and 14427 transitions. [2019-09-09 01:32:23,747 INFO L78 Accepts]: Start accepts. Automaton has 11572 states and 14427 transitions. Word has length 236 [2019-09-09 01:32:23,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:32:23,748 INFO L475 AbstractCegarLoop]: Abstraction has 11572 states and 14427 transitions. [2019-09-09 01:32:23,748 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 01:32:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 11572 states and 14427 transitions. [2019-09-09 01:32:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2019-09-09 01:32:23,813 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:23,814 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 01:32:23,814 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:23,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:23,815 INFO L82 PathProgramCache]: Analyzing trace with hash -2116165218, now seen corresponding path program 1 times [2019-09-09 01:32:23,815 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:23,815 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:23,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:23,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:23,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2019-09-09 01:32:24,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:24,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 01:32:24,481 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 01:32:24,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 01:32:24,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 01:32:24,482 INFO L87 Difference]: Start difference. First operand 11572 states and 14427 transitions. Second operand 5 states. [2019-09-09 01:32:43,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:32:43,246 INFO L93 Difference]: Finished difference Result 37958 states and 46902 transitions. [2019-09-09 01:32:43,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:32:43,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 632 [2019-09-09 01:32:43,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:32:43,439 INFO L225 Difference]: With dead ends: 37958 [2019-09-09 01:32:43,440 INFO L226 Difference]: Without dead ends: 26433 [2019-09-09 01:32:43,523 INFO L628 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 [2019-09-09 01:32:43,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26433 states. [2019-09-09 01:32:45,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26433 to 26390. [2019-09-09 01:32:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26390 states. [2019-09-09 01:32:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26390 states to 26390 states and 32295 transitions. [2019-09-09 01:32:45,305 INFO L78 Accepts]: Start accepts. Automaton has 26390 states and 32295 transitions. Word has length 632 [2019-09-09 01:32:45,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:32:45,306 INFO L475 AbstractCegarLoop]: Abstraction has 26390 states and 32295 transitions. [2019-09-09 01:32:45,306 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 01:32:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 26390 states and 32295 transitions. [2019-09-09 01:32:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2019-09-09 01:32:45,423 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:32:45,424 INFO L399 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] [2019-09-09 01:32:45,424 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:32:45,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:32:45,425 INFO L82 PathProgramCache]: Analyzing trace with hash 427929273, now seen corresponding path program 1 times [2019-09-09 01:32:45,425 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:32:45,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:32:45,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:45,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:32:45,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:32:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:32:46,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2019-09-09 01:32:46,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:32:46,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 01:32:46,391 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 01:32:46,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 01:32:46,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 01:32:46,394 INFO L87 Difference]: Start difference. First operand 26390 states and 32295 transitions. Second operand 5 states. [2019-09-09 01:33:07,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:33:07,150 INFO L93 Difference]: Finished difference Result 79420 states and 96809 transitions. [2019-09-09 01:33:07,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:33:07,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 640 [2019-09-09 01:33:07,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:33:07,435 INFO L225 Difference]: With dead ends: 79420 [2019-09-09 01:33:07,435 INFO L226 Difference]: Without dead ends: 53077 [2019-09-09 01:33:07,551 INFO L628 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 [2019-09-09 01:33:07,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53077 states. [2019-09-09 01:33:10,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53077 to 53018. [2019-09-09 01:33:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53018 states. [2019-09-09 01:33:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53018 states to 53018 states and 64328 transitions. [2019-09-09 01:33:11,070 INFO L78 Accepts]: Start accepts. Automaton has 53018 states and 64328 transitions. Word has length 640 [2019-09-09 01:33:11,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:33:11,071 INFO L475 AbstractCegarLoop]: Abstraction has 53018 states and 64328 transitions. [2019-09-09 01:33:11,071 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 01:33:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 53018 states and 64328 transitions. [2019-09-09 01:33:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2019-09-09 01:33:11,187 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:33:11,188 INFO L399 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] [2019-09-09 01:33:11,188 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:33:11,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:33:11,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1785986391, now seen corresponding path program 1 times [2019-09-09 01:33:11,189 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:33:11,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:33:11,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:33:11,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:33:11,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:33:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:33:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1341 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 1319 trivial. 0 not checked. [2019-09-09 01:33:12,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:33:12,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 01:33:12,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 01:33:12,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 01:33:12,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 01:33:12,121 INFO L87 Difference]: Start difference. First operand 53018 states and 64328 transitions. Second operand 5 states. [2019-09-09 01:33:31,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:33:31,497 INFO L93 Difference]: Finished difference Result 127173 states and 154540 transitions. [2019-09-09 01:33:31,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:33:31,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 676 [2019-09-09 01:33:31,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:33:31,875 INFO L225 Difference]: With dead ends: 127173 [2019-09-09 01:33:31,875 INFO L226 Difference]: Without dead ends: 74202 [2019-09-09 01:33:32,006 INFO L628 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 [2019-09-09 01:33:32,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74202 states. [2019-09-09 01:33:34,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74202 to 74074. [2019-09-09 01:33:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74074 states. [2019-09-09 01:33:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74074 states to 74074 states and 89923 transitions. [2019-09-09 01:33:34,718 INFO L78 Accepts]: Start accepts. Automaton has 74074 states and 89923 transitions. Word has length 676 [2019-09-09 01:33:34,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:33:34,719 INFO L475 AbstractCegarLoop]: Abstraction has 74074 states and 89923 transitions. [2019-09-09 01:33:34,719 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 01:33:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 74074 states and 89923 transitions. [2019-09-09 01:33:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2019-09-09 01:33:34,877 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:33:34,878 INFO L399 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] [2019-09-09 01:33:34,879 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:33:34,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:33:34,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1107647677, now seen corresponding path program 1 times [2019-09-09 01:33:34,879 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:33:34,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:33:34,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:33:34,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:33:34,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:33:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:33:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2019-09-09 01:33:37,979 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:33:37,979 INFO L223 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 [2019-09-09 01:33:38,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:33:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:33:39,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 5697 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-09 01:33:39,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:33:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2019-09-09 01:33:39,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 01:33:39,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-09 01:33:39,668 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-09 01:33:39,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-09 01:33:39,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-09 01:33:39,672 INFO L87 Difference]: Start difference. First operand 74074 states and 89923 transitions. Second operand 6 states. [2019-09-09 01:34:04,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:34:04,390 INFO L93 Difference]: Finished difference Result 176987 states and 219928 transitions. [2019-09-09 01:34:04,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-09 01:34:04,391 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 733 [2019-09-09 01:34:04,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:34:04,985 INFO L225 Difference]: With dead ends: 176987 [2019-09-09 01:34:04,985 INFO L226 Difference]: Without dead ends: 102960 [2019-09-09 01:34:05,257 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 744 GetRequests, 736 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-09-09 01:34:05,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102960 states. [2019-09-09 01:34:09,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102960 to 98346. [2019-09-09 01:34:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98346 states. [2019-09-09 01:34:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98346 states to 98346 states and 120764 transitions. [2019-09-09 01:34:09,832 INFO L78 Accepts]: Start accepts. Automaton has 98346 states and 120764 transitions. Word has length 733 [2019-09-09 01:34:09,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:34:09,833 INFO L475 AbstractCegarLoop]: Abstraction has 98346 states and 120764 transitions. [2019-09-09 01:34:09,833 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-09 01:34:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 98346 states and 120764 transitions. [2019-09-09 01:34:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2019-09-09 01:34:09,958 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:34:09,958 INFO L399 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] [2019-09-09 01:34:09,959 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:34:09,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:34:09,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1047465271, now seen corresponding path program 1 times [2019-09-09 01:34:09,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:34:09,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:34:09,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:34:09,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:34:09,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:34:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:34:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2019-09-09 01:34:11,156 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:34:11,156 INFO L223 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 [2019-09-09 01:34:11,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:34:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:34:12,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 5677 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-09 01:34:12,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:34:12,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 611 proven. 2 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2019-09-09 01:34:12,742 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 01:34:12,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-09 01:34:12,745 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 01:34:12,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 01:34:12,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-09 01:34:12,746 INFO L87 Difference]: Start difference. First operand 98346 states and 120764 transitions. Second operand 8 states. [2019-09-09 01:34:47,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:34:47,424 INFO L93 Difference]: Finished difference Result 220704 states and 270816 transitions. [2019-09-09 01:34:47,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-09 01:34:47,424 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 713 [2019-09-09 01:34:47,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:34:47,964 INFO L225 Difference]: With dead ends: 220704 [2019-09-09 01:34:47,965 INFO L226 Difference]: Without dead ends: 122405 [2019-09-09 01:34:48,198 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 729 GetRequests, 716 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-09-09 01:34:48,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122405 states. [2019-09-09 01:34:51,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122405 to 122248. [2019-09-09 01:34:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122248 states. [2019-09-09 01:34:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122248 states to 122248 states and 149727 transitions. [2019-09-09 01:34:51,640 INFO L78 Accepts]: Start accepts. Automaton has 122248 states and 149727 transitions. Word has length 713 [2019-09-09 01:34:51,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:34:51,641 INFO L475 AbstractCegarLoop]: Abstraction has 122248 states and 149727 transitions. [2019-09-09 01:34:51,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 01:34:51,641 INFO L276 IsEmpty]: Start isEmpty. Operand 122248 states and 149727 transitions. [2019-09-09 01:34:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2019-09-09 01:34:51,783 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:34:51,783 INFO L399 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] [2019-09-09 01:34:51,784 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:34:51,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:34:51,785 INFO L82 PathProgramCache]: Analyzing trace with hash -196406985, now seen corresponding path program 1 times [2019-09-09 01:34:51,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:34:51,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:34:51,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:34:51,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:34:51,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:34:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:34:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2019-09-09 01:34:53,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:34:53,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-09 01:34:53,552 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-09 01:34:53,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-09 01:34:53,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-09 01:34:53,559 INFO L87 Difference]: Start difference. First operand 122248 states and 149727 transitions. Second operand 7 states. [2019-09-09 01:34:59,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:34:59,385 INFO L93 Difference]: Finished difference Result 245313 states and 302661 transitions. [2019-09-09 01:34:59,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:34:59,386 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 705 [2019-09-09 01:34:59,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:34:59,897 INFO L225 Difference]: With dead ends: 245313 [2019-09-09 01:34:59,898 INFO L226 Difference]: Without dead ends: 123112 [2019-09-09 01:35:00,148 INFO L628 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 [2019-09-09 01:35:00,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123112 states. [2019-09-09 01:35:03,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123112 to 122860. [2019-09-09 01:35:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122860 states. [2019-09-09 01:35:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122860 states to 122860 states and 150411 transitions. [2019-09-09 01:35:04,135 INFO L78 Accepts]: Start accepts. Automaton has 122860 states and 150411 transitions. Word has length 705 [2019-09-09 01:35:04,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:35:04,136 INFO L475 AbstractCegarLoop]: Abstraction has 122860 states and 150411 transitions. [2019-09-09 01:35:04,136 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-09 01:35:04,137 INFO L276 IsEmpty]: Start isEmpty. Operand 122860 states and 150411 transitions. [2019-09-09 01:35:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2019-09-09 01:35:04,249 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:35:04,250 INFO L399 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] [2019-09-09 01:35:04,250 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:35:04,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:35:04,251 INFO L82 PathProgramCache]: Analyzing trace with hash 2103116185, now seen corresponding path program 1 times [2019-09-09 01:35:04,251 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:35:04,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:35:04,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:35:04,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:35:04,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:35:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:35:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2019-09-09 01:35:05,077 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:35:05,078 INFO L223 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 [2019-09-09 01:35:05,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:35:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:35:06,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 6188 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-09 01:35:06,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:35:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 185 proven. 11 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2019-09-09 01:35:09,437 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 01:35:09,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-09 01:35:09,439 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 01:35:09,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 01:35:09,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-09 01:35:09,440 INFO L87 Difference]: Start difference. First operand 122860 states and 150411 transitions. Second operand 8 states. [2019-09-09 01:35:49,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:35:49,079 INFO L93 Difference]: Finished difference Result 289747 states and 355370 transitions. [2019-09-09 01:35:49,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-09 01:35:49,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 825 [2019-09-09 01:35:49,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:35:49,743 INFO L225 Difference]: With dead ends: 289747 [2019-09-09 01:35:49,744 INFO L226 Difference]: Without dead ends: 166934 [2019-09-09 01:35:49,961 INFO L628 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 [2019-09-09 01:35:50,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166934 states. [2019-09-09 01:35:55,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166934 to 166766. [2019-09-09 01:35:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166766 states. [2019-09-09 01:35:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166766 states to 166766 states and 204467 transitions. [2019-09-09 01:35:55,576 INFO L78 Accepts]: Start accepts. Automaton has 166766 states and 204467 transitions. Word has length 825 [2019-09-09 01:35:55,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:35:55,577 INFO L475 AbstractCegarLoop]: Abstraction has 166766 states and 204467 transitions. [2019-09-09 01:35:55,577 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 01:35:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 166766 states and 204467 transitions. [2019-09-09 01:35:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2019-09-09 01:35:55,737 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:35:55,738 INFO L399 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] [2019-09-09 01:35:55,738 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:35:55,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:35:55,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1235730587, now seen corresponding path program 1 times [2019-09-09 01:35:55,738 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:35:55,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:35:55,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:35:55,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:35:55,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:35:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:35:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2019-09-09 01:35:56,487 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:35:56,487 INFO L223 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 [2019-09-09 01:35:56,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:36:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:36:01,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 6189 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-09 01:36:01,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:36:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 185 proven. 11 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2019-09-09 01:36:01,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 01:36:01,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-09 01:36:01,743 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 01:36:01,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 01:36:01,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-09 01:36:01,743 INFO L87 Difference]: Start difference. First operand 166766 states and 204467 transitions. Second operand 8 states. [2019-09-09 01:36:40,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:36:40,228 INFO L93 Difference]: Finished difference Result 355456 states and 436159 transitions. [2019-09-09 01:36:40,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-09 01:36:40,229 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 825 [2019-09-09 01:36:40,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:36:40,973 INFO L225 Difference]: With dead ends: 355456 [2019-09-09 01:36:40,974 INFO L226 Difference]: Without dead ends: 188737 [2019-09-09 01:36:41,227 INFO L628 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 [2019-09-09 01:36:41,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188737 states. [2019-09-09 01:36:51,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188737 to 188593. [2019-09-09 01:36:51,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188593 states. [2019-09-09 01:36:52,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188593 states to 188593 states and 231260 transitions. [2019-09-09 01:36:52,313 INFO L78 Accepts]: Start accepts. Automaton has 188593 states and 231260 transitions. Word has length 825 [2019-09-09 01:36:52,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:36:52,314 INFO L475 AbstractCegarLoop]: Abstraction has 188593 states and 231260 transitions. [2019-09-09 01:36:52,314 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 01:36:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 188593 states and 231260 transitions. [2019-09-09 01:36:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2019-09-09 01:36:52,555 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:36:52,556 INFO L399 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] [2019-09-09 01:36:52,557 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:36:52,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:36:52,557 INFO L82 PathProgramCache]: Analyzing trace with hash 58157250, now seen corresponding path program 1 times [2019-09-09 01:36:52,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:36:52,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:36:52,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:36:52,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:36:52,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:36:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:36:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-09-09 01:36:53,778 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:36:53,778 INFO L223 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 [2019-09-09 01:36:53,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:36:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:36:54,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 6351 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-09 01:36:54,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:36:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 225 proven. 11 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2019-09-09 01:36:55,563 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 01:36:55,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-09-09 01:36:55,567 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-09 01:36:55,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-09 01:36:55,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-09-09 01:36:55,568 INFO L87 Difference]: Start difference. First operand 188593 states and 231260 transitions. Second operand 12 states. [2019-09-09 01:37:55,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:37:55,127 INFO L93 Difference]: Finished difference Result 420892 states and 516670 transitions. [2019-09-09 01:37:55,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-09 01:37:55,127 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 864 [2019-09-09 01:37:55,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:37:55,916 INFO L225 Difference]: With dead ends: 420892 [2019-09-09 01:37:55,916 INFO L226 Difference]: Without dead ends: 232349 [2019-09-09 01:37:56,220 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 888 GetRequests, 868 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=370, Unknown=0, NotChecked=0, Total=462 [2019-09-09 01:37:57,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232349 states. [2019-09-09 01:38:11,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232349 to 232181. [2019-09-09 01:38:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232181 states. [2019-09-09 01:38:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232181 states to 232181 states and 284878 transitions. [2019-09-09 01:38:11,793 INFO L78 Accepts]: Start accepts. Automaton has 232181 states and 284878 transitions. Word has length 864 [2019-09-09 01:38:11,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:38:11,794 INFO L475 AbstractCegarLoop]: Abstraction has 232181 states and 284878 transitions. [2019-09-09 01:38:11,794 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-09 01:38:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 232181 states and 284878 transitions. [2019-09-09 01:38:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2019-09-09 01:38:11,995 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:38:11,995 INFO L399 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] [2019-09-09 01:38:11,995 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:38:11,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:38:11,996 INFO L82 PathProgramCache]: Analyzing trace with hash -211198630, now seen corresponding path program 1 times [2019-09-09 01:38:11,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:38:11,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:38:11,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:38:11,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:38:11,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:38:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:38:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2019-09-09 01:38:12,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:38:12,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 01:38:12,839 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 01:38:12,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 01:38:12,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:38:12,840 INFO L87 Difference]: Start difference. First operand 232181 states and 284878 transitions. Second operand 3 states. [2019-09-09 01:38:22,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:38:22,353 INFO L93 Difference]: Finished difference Result 472364 states and 586968 transitions. [2019-09-09 01:38:22,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 01:38:22,353 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 726 [2019-09-09 01:38:22,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:38:24,056 INFO L225 Difference]: With dead ends: 472364 [2019-09-09 01:38:24,057 INFO L226 Difference]: Without dead ends: 240233 [2019-09-09 01:38:24,415 INFO L628 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 [2019-09-09 01:38:24,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240233 states. [2019-09-09 01:38:37,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240233 to 232445. [2019-09-09 01:38:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232445 states. [2019-09-09 01:38:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232445 states to 232445 states and 285274 transitions. [2019-09-09 01:38:37,709 INFO L78 Accepts]: Start accepts. Automaton has 232445 states and 285274 transitions. Word has length 726 [2019-09-09 01:38:37,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:38:37,710 INFO L475 AbstractCegarLoop]: Abstraction has 232445 states and 285274 transitions. [2019-09-09 01:38:37,710 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 01:38:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 232445 states and 285274 transitions. [2019-09-09 01:38:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2019-09-09 01:38:37,924 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:38:37,924 INFO L399 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] [2019-09-09 01:38:37,925 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:38:37,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:38:37,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1818756486, now seen corresponding path program 1 times [2019-09-09 01:38:37,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:38:37,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:38:37,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:38:37,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:38:37,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:38:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:38:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2019-09-09 01:38:39,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 01:38:39,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 01:38:39,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 01:38:39,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 01:38:39,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:38:39,374 INFO L87 Difference]: Start difference. First operand 232445 states and 285274 transitions. Second operand 3 states. [2019-09-09 01:38:52,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:38:52,347 INFO L93 Difference]: Finished difference Result 472760 states and 587496 transitions. [2019-09-09 01:38:52,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 01:38:52,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 736 [2019-09-09 01:38:52,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:38:53,059 INFO L225 Difference]: With dead ends: 472760 [2019-09-09 01:38:53,060 INFO L226 Difference]: Without dead ends: 240365 [2019-09-09 01:38:53,399 INFO L628 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 [2019-09-09 01:38:53,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240365 states. [2019-09-09 01:39:00,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240365 to 232577. [2019-09-09 01:39:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232577 states. [2019-09-09 01:39:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232577 states to 232577 states and 285406 transitions. [2019-09-09 01:39:00,957 INFO L78 Accepts]: Start accepts. Automaton has 232577 states and 285406 transitions. Word has length 736 [2019-09-09 01:39:00,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:39:00,957 INFO L475 AbstractCegarLoop]: Abstraction has 232577 states and 285406 transitions. [2019-09-09 01:39:00,958 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 01:39:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 232577 states and 285406 transitions. [2019-09-09 01:39:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2019-09-09 01:39:01,168 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:39:01,169 INFO L399 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] [2019-09-09 01:39:01,169 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:39:01,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:39:01,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1107750200, now seen corresponding path program 1 times [2019-09-09 01:39:01,170 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:39:01,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:39:01,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:39:01,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:39:01,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:39:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:39:02,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1616 trivial. 0 not checked. [2019-09-09 01:39:02,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:39:02,492 INFO L223 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 [2019-09-09 01:39:03,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:39:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:39:04,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 5655 conjuncts, 18 conjunts are in the unsatisfiable core [2019-09-09 01:39:04,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:39:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked. [2019-09-09 01:39:04,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 01:39:04,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2019-09-09 01:39:04,554 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-09 01:39:04,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-09 01:39:04,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-09 01:39:04,555 INFO L87 Difference]: Start difference. First operand 232577 states and 285406 transitions. Second operand 7 states. [2019-09-09 01:39:14,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:39:14,932 INFO L93 Difference]: Finished difference Result 485480 states and 607668 transitions. [2019-09-09 01:39:14,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 01:39:14,932 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 736 [2019-09-09 01:39:14,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:39:15,821 INFO L225 Difference]: With dead ends: 485480 [2019-09-09 01:39:15,821 INFO L226 Difference]: Without dead ends: 252953 [2019-09-09 01:39:16,964 INFO L628 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 [2019-09-09 01:39:17,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252953 states. [2019-09-09 01:39:25,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252953 to 233237. [2019-09-09 01:39:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233237 states. [2019-09-09 01:39:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233237 states to 233237 states and 286258 transitions. [2019-09-09 01:39:34,852 INFO L78 Accepts]: Start accepts. Automaton has 233237 states and 286258 transitions. Word has length 736 [2019-09-09 01:39:34,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:39:34,852 INFO L475 AbstractCegarLoop]: Abstraction has 233237 states and 286258 transitions. [2019-09-09 01:39:34,853 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-09 01:39:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 233237 states and 286258 transitions. [2019-09-09 01:39:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2019-09-09 01:39:35,072 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:39:35,073 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 01:39:35,074 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:39:35,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:39:35,074 INFO L82 PathProgramCache]: Analyzing trace with hash -863787202, now seen corresponding path program 1 times [2019-09-09 01:39:35,074 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:39:35,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:39:35,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:39:35,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:39:35,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:39:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:39:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-09-09 01:39:36,832 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:39:36,832 INFO L223 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 [2019-09-09 01:39:36,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:39:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:39:37,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 6352 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-09 01:39:37,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:39:38,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2019-09-09 01:39:38,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 01:39:38,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-09 01:39:38,477 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 01:39:38,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 01:39:38,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-09 01:39:38,477 INFO L87 Difference]: Start difference. First operand 233237 states and 286258 transitions. Second operand 8 states. [2019-09-09 01:40:19,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:40:19,281 INFO L93 Difference]: Finished difference Result 499042 states and 621659 transitions. [2019-09-09 01:40:19,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-09 01:40:19,282 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 865 [2019-09-09 01:40:19,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:40:20,883 INFO L225 Difference]: With dead ends: 499042 [2019-09-09 01:40:20,883 INFO L226 Difference]: Without dead ends: 265855 [2019-09-09 01:40:21,239 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 884 GetRequests, 870 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2019-09-09 01:40:21,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265855 states. [2019-09-09 01:40:41,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265855 to 255163. [2019-09-09 01:40:41,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255163 states. [2019-09-09 01:40:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255163 states to 255163 states and 313211 transitions. [2019-09-09 01:40:42,415 INFO L78 Accepts]: Start accepts. Automaton has 255163 states and 313211 transitions. Word has length 865 [2019-09-09 01:40:42,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:40:42,416 INFO L475 AbstractCegarLoop]: Abstraction has 255163 states and 313211 transitions. [2019-09-09 01:40:42,416 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 01:40:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 255163 states and 313211 transitions. [2019-09-09 01:40:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2019-09-09 01:40:42,647 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:40:42,647 INFO L399 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] [2019-09-09 01:40:42,648 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:40:42,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:40:42,649 INFO L82 PathProgramCache]: Analyzing trace with hash -1376404562, now seen corresponding path program 1 times [2019-09-09 01:40:42,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:40:42,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:40:42,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:40:42,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:40:42,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:40:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:40:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2019-09-09 01:40:43,642 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:40:43,642 INFO L223 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 [2019-09-09 01:40:43,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:40:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:40:44,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 5630 conjuncts, 3 conjunts are in the unsatisfiable core [2019-09-09 01:40:44,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:40:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 1317 trivial. 0 not checked. [2019-09-09 01:40:44,736 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 01:40:44,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 3 [2019-09-09 01:40:44,737 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 01:40:44,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 01:40:44,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:40:44,738 INFO L87 Difference]: Start difference. First operand 255163 states and 313211 transitions. Second operand 3 states. [2019-09-09 01:40:57,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:40:57,750 INFO L93 Difference]: Finished difference Result 511116 states and 633551 transitions. [2019-09-09 01:40:57,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 01:40:57,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 733 [2019-09-09 01:40:57,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:40:58,577 INFO L225 Difference]: With dead ends: 511116 [2019-09-09 01:40:58,577 INFO L226 Difference]: Without dead ends: 256003 [2019-09-09 01:40:58,952 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 735 GetRequests, 734 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 01:40:59,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256003 states. [2019-09-09 01:41:07,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256003 to 255373. [2019-09-09 01:41:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255373 states. [2019-09-09 01:41:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255373 states to 255373 states and 313421 transitions. [2019-09-09 01:41:08,250 INFO L78 Accepts]: Start accepts. Automaton has 255373 states and 313421 transitions. Word has length 733 [2019-09-09 01:41:08,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:41:08,251 INFO L475 AbstractCegarLoop]: Abstraction has 255373 states and 313421 transitions. [2019-09-09 01:41:08,251 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 01:41:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 255373 states and 313421 transitions. [2019-09-09 01:41:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2019-09-09 01:41:08,502 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:41:08,502 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 01:41:08,503 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:41:08,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:41:08,503 INFO L82 PathProgramCache]: Analyzing trace with hash -2146899549, now seen corresponding path program 1 times [2019-09-09 01:41:08,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:41:08,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:41:08,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:41:08,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:41:08,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:41:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:41:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-09-09 01:41:15,333 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:41:15,333 INFO L223 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 [2019-09-09 01:41:15,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:41:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:41:16,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 6418 conjuncts, 3 conjunts are in the unsatisfiable core [2019-09-09 01:41:16,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:41:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2019-09-09 01:41:16,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 01:41:16,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-09 01:41:16,678 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 01:41:16,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 01:41:16,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-09 01:41:16,678 INFO L87 Difference]: Start difference. First operand 255373 states and 313421 transitions. Second operand 8 states. [2019-09-09 01:41:55,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 01:41:55,511 INFO L93 Difference]: Finished difference Result 533624 states and 661618 transitions. [2019-09-09 01:41:55,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-09 01:41:55,512 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 883 [2019-09-09 01:41:55,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 01:41:56,381 INFO L225 Difference]: With dead ends: 533624 [2019-09-09 01:41:56,381 INFO L226 Difference]: Without dead ends: 278301 [2019-09-09 01:41:56,750 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 902 GetRequests, 888 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2019-09-09 01:41:56,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278301 states. [2019-09-09 01:42:10,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278301 to 277479. [2019-09-09 01:42:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277479 states. [2019-09-09 01:42:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277479 states to 277479 states and 340566 transitions. [2019-09-09 01:42:21,294 INFO L78 Accepts]: Start accepts. Automaton has 277479 states and 340566 transitions. Word has length 883 [2019-09-09 01:42:21,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 01:42:21,295 INFO L475 AbstractCegarLoop]: Abstraction has 277479 states and 340566 transitions. [2019-09-09 01:42:21,295 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 01:42:21,295 INFO L276 IsEmpty]: Start isEmpty. Operand 277479 states and 340566 transitions. [2019-09-09 01:42:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2019-09-09 01:42:21,566 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 01:42:21,567 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 01:42:21,567 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 01:42:21,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 01:42:21,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1883998441, now seen corresponding path program 1 times [2019-09-09 01:42:21,568 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 01:42:21,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 01:42:21,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:42:21,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:42:21,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 01:42:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:42:22,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 2129 trivial. 0 not checked. [2019-09-09 01:42:22,384 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 01:42:22,384 INFO L223 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 [2019-09-09 01:42:22,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 01:42:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 01:42:23,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 6374 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-09 01:42:23,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 01:42:23,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 225 proven. 11 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2019-09-09 01:42:23,788 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 01:42:23,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-09-09 01:42:23,789 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-09 01:42:23,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-09 01:42:23,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-09-09 01:42:23,790 INFO L87 Difference]: Start difference. First operand 277479 states and 340566 transitions. Second operand 12 states.