java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:30:44,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:30:44,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:30:44,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:30:44,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:30:44,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:30:44,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:30:44,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:30:44,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:30:44,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:30:44,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:30:44,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:30:44,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:30:44,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:30:44,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:30:44,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:30:44,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:30:44,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:30:44,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:30:44,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:30:44,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:30:44,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:30:44,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:30:44,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:30:44,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:30:44,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:30:44,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:30:44,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:30:44,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:30:44,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:30:44,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:30:44,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:30:44,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:30:44,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:30:44,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:30:44,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:30:44,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:30:44,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:30:44,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:30:44,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:30:44,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:30:44,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 18:30:44,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:30:44,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:30:44,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:30:44,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:30:44,136 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:30:44,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:30:44,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:30:44,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:30:44,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:30:44,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:30:44,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:30:44,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:30:44,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:30:44,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:30:44,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:30:44,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:30:44,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:30:44,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:30:44,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:30:44,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:30:44,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:30:44,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:30:44,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:30:44,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:30:44,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:30:44,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:30:44,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:30:44,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:30:44,438 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:30:44,439 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2019-10-13 18:30:44,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dd08f0d/8bb66fa1acff4231989ebe7336da9561/FLAGc047d8cb8 [2019-10-13 18:30:45,374 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:30:45,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2019-10-13 18:30:45,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dd08f0d/8bb66fa1acff4231989ebe7336da9561/FLAGc047d8cb8 [2019-10-13 18:30:45,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dd08f0d/8bb66fa1acff4231989ebe7336da9561 [2019-10-13 18:30:45,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:30:45,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:30:45,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:30:45,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:30:45,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:30:45,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:30:45" (1/1) ... [2019-10-13 18:30:45,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456d514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:45, skipping insertion in model container [2019-10-13 18:30:45,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:30:45" (1/1) ... [2019-10-13 18:30:45,914 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:30:46,043 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:30:47,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:30:47,960 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:30:48,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:30:48,703 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:30:48,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48 WrapperNode [2019-10-13 18:30:48,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:30:48,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:30:48,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:30:48,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:30:48,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:49,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:49,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:30:49,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:30:49,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:30:49,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:30:49,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:30:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:30:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:30:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2019-10-13 18:30:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2019-10-13 18:30:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 18:30:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 18:30:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 18:30:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-13 18:30:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 18:30:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:30:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 18:30:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:30:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:30:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:30:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:30:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:30:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:30:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:30:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:30:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 18:30:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2019-10-13 18:30:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_probe_chip [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure set_normal_mode [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_set_mode [2019-10-13 18:30:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_set_bittiming [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_get_berr_counter [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure chipset_init [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start_xmit [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_rx [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_err [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_interrupt [2019-10-13 18:30:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_open [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_close [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sja1000dev [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sja1000dev [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sja1000dev [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sja1000dev [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_init [2019-10-13 18:30:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_exit [2019-10-13 18:30:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 18:30:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 18:30:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 18:30:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 18:30:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-10-13 18:30:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 18:30:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:30:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2019-10-13 18:30:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-10-13 18:30:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2019-10-13 18:30:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2019-10-13 18:30:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-10-13 18:30:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-13 18:30:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-13 18:30:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-13 18:30:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-13 18:30:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-13 18:30:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 18:30:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 18:30:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 18:30:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 18:30:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-13 18:30:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:30:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-13 18:30:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-13 18:30:49,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-13 18:30:49,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-13 18:30:49,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-13 18:30:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:30:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 18:30:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-13 18:30:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-13 18:30:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:30:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-13 18:30:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2019-10-13 18:30:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2019-10-13 18:30:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-13 18:30:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2019-10-13 18:30:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:30:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2019-10-13 18:30:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 18:30:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2019-10-13 18:30:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 18:30:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:30:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:30:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:30:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:30:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:30:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 18:30:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 18:30:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-13 18:30:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 18:30:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:30:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:30:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-13 18:30:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 18:30:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:30:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-13 18:30:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:30:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:30:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 18:30:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-13 18:30:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-13 18:30:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-13 18:30:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-13 18:30:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2019-10-13 18:30:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-13 18:30:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-13 18:30:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-13 18:30:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:30:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:30:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:30:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:30:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:30:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:30:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:30:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:30:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 18:30:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 18:30:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-13 18:30:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:30:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-13 18:30:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2019-10-13 18:30:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2019-10-13 18:30:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2019-10-13 18:30:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sja1000dev [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure free_sja1000dev [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure register_sja1000dev [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sja1000dev [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_interrupt [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2019-10-13 18:30:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_probe_chip [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_normal_mode [2019-10-13 18:30:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_set_mode [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_set_bittiming [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_get_berr_counter [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure chipset_init [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start_xmit [2019-10-13 18:30:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_rx [2019-10-13 18:30:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:30:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_err [2019-10-13 18:30:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:30:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 18:30:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_open [2019-10-13 18:30:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_close [2019-10-13 18:30:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_init [2019-10-13 18:30:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_exit [2019-10-13 18:30:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-13 18:30:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 18:30:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:30:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:30:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:30:50,037 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:30:52,176 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:30:52,177 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 18:30:52,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:30:52 BoogieIcfgContainer [2019-10-13 18:30:52,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:30:52,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:30:52,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:30:52,191 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:30:52,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:30:45" (1/3) ... [2019-10-13 18:30:52,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6e679f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:30:52, skipping insertion in model container [2019-10-13 18:30:52,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48" (2/3) ... [2019-10-13 18:30:52,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6e679f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:30:52, skipping insertion in model container [2019-10-13 18:30:52,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:30:52" (3/3) ... [2019-10-13 18:30:52,195 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2019-10-13 18:30:52,206 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:30:52,216 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:30:52,230 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:30:52,275 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:30:52,276 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:30:52,276 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:30:52,276 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:30:52,276 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:30:52,276 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:30:52,276 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:30:52,277 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:30:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states. [2019-10-13 18:30:52,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-13 18:30:52,349 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:30:52,350 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:30:52,353 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:30:52,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:30:52,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1121687713, now seen corresponding path program 1 times [2019-10-13 18:30:52,370 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:30:52,370 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319631150] [2019-10-13 18:30:52,370 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:30:52,371 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:30:52,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:30:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,477 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 421 [2019-10-13 18:30:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 18:30:54,626 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319631150] [2019-10-13 18:30:54,627 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:30:54,628 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 18:30:54,628 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244575605] [2019-10-13 18:30:54,633 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 18:30:54,633 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:30:54,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 18:30:54,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-13 18:30:54,651 INFO L87 Difference]: Start difference. First operand 827 states. Second operand 6 states. [2019-10-13 18:30:55,801 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 424 [2019-10-13 18:30:59,042 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 426 [2019-10-13 18:31:23,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 18:31:23,057 INFO L93 Difference]: Finished difference Result 2614 states and 3619 transitions. [2019-10-13 18:31:23,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 18:31:23,059 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 41 [2019-10-13 18:31:23,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 18:31:23,104 INFO L225 Difference]: With dead ends: 2614 [2019-10-13 18:31:23,104 INFO L226 Difference]: Without dead ends: 1912 [2019-10-13 18:31:23,119 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-10-13 18:31:23,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1912 states. [2019-10-13 18:31:23,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1912 to 1297. [2019-10-13 18:31:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1297 states. [2019-10-13 18:31:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 1692 transitions. [2019-10-13 18:31:23,688 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 1692 transitions. Word has length 41 [2019-10-13 18:31:23,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 18:31:23,689 INFO L462 AbstractCegarLoop]: Abstraction has 1297 states and 1692 transitions. [2019-10-13 18:31:23,689 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 18:31:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1692 transitions. [2019-10-13 18:31:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-13 18:31:23,693 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:31:23,693 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:31:23,694 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:31:23,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:31:23,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1934004690, now seen corresponding path program 1 times [2019-10-13 18:31:23,694 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:31:23,695 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419753289] [2019-10-13 18:31:23,695 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:23,695 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:23,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:31:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat