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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 13:29:25,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 13:29:25,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 13:29:25,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 13:29:25,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 13:29:25,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 13:29:25,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 13:29:25,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 13:29:25,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 13:29:25,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 13:29:25,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 13:29:25,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 13:29:25,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 13:29:25,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 13:29:25,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 13:29:25,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 13:29:25,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 13:29:25,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 13:29:25,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 13:29:25,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 13:29:25,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 13:29:25,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 13:29:25,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 13:29:25,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 13:29:25,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 13:29:25,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 13:29:25,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 13:29:25,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 13:29:25,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 13:29:25,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 13:29:25,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 13:29:25,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 13:29:25,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 13:29:25,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 13:29:25,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 13:29:25,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 13:29:25,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 13:29:25,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 13:29:25,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 13:29:25,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 13:29:25,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 13:29:25,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 13:29:25,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 13:29:25,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 13:29:25,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 13:29:25,887 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 13:29:25,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 13:29:25,888 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 13:29:25,888 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 13:29:25,888 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 13:29:25,889 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 13:29:25,889 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 13:29:25,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 13:29:25,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 13:29:25,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 13:29:25,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 13:29:25,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 13:29:25,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 13:29:25,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 13:29:25,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 13:29:25,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 13:29:25,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 13:29:25,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 13:29:25,894 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 13:29:25,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 13:29:25,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 13:29:25,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 13:29:25,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 13:29:25,895 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 13:29:25,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 13:29:25,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 13:29:25,895 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 13:29:25,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 13:29:25,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 13:29:25,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 13:29:25,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 13:29:25,967 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 13:29:25,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2019-09-10 13:29:26,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6156c37ef/75f737f5284e454296f2e1f2c51f1fe4/FLAG20505d733 [2019-09-10 13:29:26,859 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 13:29:26,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2019-09-10 13:29:26,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6156c37ef/75f737f5284e454296f2e1f2c51f1fe4/FLAG20505d733 [2019-09-10 13:29:27,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6156c37ef/75f737f5284e454296f2e1f2c51f1fe4 [2019-09-10 13:29:27,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 13:29:27,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 13:29:27,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 13:29:27,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 13:29:27,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 13:29:27,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:29:27" (1/1) ... [2019-09-10 13:29:27,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54190bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:27, skipping insertion in model container [2019-09-10 13:29:27,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:29:27" (1/1) ... [2019-09-10 13:29:27,386 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 13:29:27,611 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 13:29:29,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 13:29:29,854 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 13:29:30,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 13:29:30,737 INFO L192 MainTranslator]: Completed translation [2019-09-10 13:29:30,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30 WrapperNode [2019-09-10 13:29:30,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 13:29:30,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 13:29:30,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 13:29:30,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 13:29:30,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:30,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:30,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:30,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:31,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:31,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:31,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (1/1) ... [2019-09-10 13:29:31,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 13:29:31,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 13:29:31,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 13:29:31,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 13:29:31,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (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 [2019-09-10 13:29:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 13:29:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 13:29:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 13:29:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 13:29:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-09-10 13:29:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 13:29:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 13:29:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 13:29:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 13:29:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 13:29:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 13:29:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-09-10 13:29:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-09-10 13:29:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-09-10 13:29:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 13:29:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-10 13:29:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_divns [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_to_us [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_us_delta [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-09-10 13:29:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-10 13:29:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-09-10 13:29:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-10 13:29:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_mtt [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-09-10 13:29:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_bank [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_init [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_cleanup [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_open [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_close [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_init_43 [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_init_53 [2019-09-10 13:29:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_probe_53 [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_setup [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_read_dongle_id [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_interrupt [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_fir_interrupt [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_interrupt [2019-09-10 13:29:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_receive [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_write_wakeup [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_change_speed [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_fir_change_speed [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_change_speed [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_change_dongle_speed [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_write [2019-09-10 13:29:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_open [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_close [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_fir_hard_xmit [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_xmit [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_xmit_complete [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_receive [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_receive_complete [2019-09-10 13:29:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_sir_hard_xmit [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_ioctl [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_is_receiving [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_suspend [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_resume [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure SetCOMInterrupts [2019-09-10 13:29:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure SIR2FIR [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure FIR2SIR [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_4 [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-10 13:29:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_4 [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 13:29:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-09-10 13:29:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_37 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_38 [2019-09-10 13:29:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_39 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_40 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_44 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_45 [2019-09-10 13:29:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_46 [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 13:29:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-10 13:29:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-09-10 13:29:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure async_unwrap_char [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-10 13:29:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-09-10 13:29:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 13:29:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_remove_4 [2019-09-10 13:29:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-10 13:29:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2019-09-10 13:29:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-10 13:29:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-10 13:29:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-10 13:29:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 13:29:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 13:29:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 13:29:31,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 13:29:31,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 13:29:31,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 13:29:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 13:29:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 13:29:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 13:29:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 13:29:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 13:29:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 13:29:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-09-10 13:29:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 13:29:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 13:29:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_divns [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_to_us [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_us_delta [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-09-10 13:29:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-09-10 13:29:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 13:29:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_4 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_4 [2019-09-10 13:29:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-10 13:29:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-10 13:29:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-10 13:29:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_44 [2019-09-10 13:29:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_45 [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_46 [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2019-09-10 13:29:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-10 13:29:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_40 [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_37 [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_38 [2019-09-10 13:29:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_39 [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-09-10 13:29:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_mtt [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-09-10 13:29:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure async_unwrap_char [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure switch_bank [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_suspend [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_resume [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_probe_53 [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_init_43 [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_init_53 [2019-09-10 13:29:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_open [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_close [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_setup [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_is_receiving [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_open [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_close [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_ioctl [2019-09-10 13:29:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_change_speed [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_hard_xmit [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_interrupt [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_receive [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_write_wakeup [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_write [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_sir_change_speed [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_fir_hard_xmit [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_fir_change_speed [2019-09-10 13:29:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_fir_interrupt [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_receive [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_receive_complete [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_xmit_complete [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_xmit [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_read_dongle_id [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_change_dongle_speed [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure SIR2FIR [2019-09-10 13:29:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure FIR2SIR [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure SetCOMInterrupts [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_init [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_cleanup [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_interrupt [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 13:29:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_remove_4 [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 13:29:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 13:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 13:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 13:29:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 13:29:33,230 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 13:30:07,430 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 13:30:07,430 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 13:30:07,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:30:07 BoogieIcfgContainer [2019-09-10 13:30:07,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 13:30:07,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 13:30:07,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 13:30:07,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 13:30:07,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 01:29:27" (1/3) ... [2019-09-10 13:30:07,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f97d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:30:07, skipping insertion in model container [2019-09-10 13:30:07,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:29:30" (2/3) ... [2019-09-10 13:30:07,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f97d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:30:07, skipping insertion in model container [2019-09-10 13:30:07,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:30:07" (3/3) ... [2019-09-10 13:30:07,442 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2019-09-10 13:30:07,452 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 13:30:07,466 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 13:30:07,483 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 13:30:07,512 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 13:30:07,513 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 13:30:07,514 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 13:30:07,514 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 13:30:07,514 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 13:30:07,514 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 13:30:07,515 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 13:30:07,515 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 13:30:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states. [2019-09-10 13:30:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-09-10 13:30:07,633 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 13:30:07,635 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-10 13:30:07,637 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 13:30:07,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:07,643 INFO L82 PathProgramCache]: Analyzing trace with hash -303060313, now seen corresponding path program 1 times [2019-09-10 13:30:07,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 13:30:07,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:07,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 13:30:07,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:07,735 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 13:30:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 13:30:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-09-10 13:30:09,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 13:30:09,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 13:30:09,527 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 13:30:09,534 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 13:30:09,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 13:30:09,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 13:30:09,553 INFO L87 Difference]: Start difference. First operand 1858 states. Second operand 5 states. [2019-09-10 13:30:10,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 13:30:10,028 INFO L93 Difference]: Finished difference Result 3566 states and 4953 transitions. [2019-09-10 13:30:10,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 13:30:10,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2019-09-10 13:30:10,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 13:30:10,092 INFO L225 Difference]: With dead ends: 3566 [2019-09-10 13:30:10,092 INFO L226 Difference]: Without dead ends: 3430 [2019-09-10 13:30:10,094 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 13:30:10,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3430 states. [2019-09-10 13:30:10,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3430 to 3417. [2019-09-10 13:30:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3417 states. [2019-09-10 13:30:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 3417 states and 4760 transitions. [2019-09-10 13:30:10,487 INFO L78 Accepts]: Start accepts. Automaton has 3417 states and 4760 transitions. Word has length 246 [2019-09-10 13:30:10,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 13:30:10,488 INFO L475 AbstractCegarLoop]: Abstraction has 3417 states and 4760 transitions. [2019-09-10 13:30:10,488 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 13:30:10,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 4760 transitions. [2019-09-10 13:30:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-09-10 13:30:10,513 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 13:30:10,513 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 13:30:10,514 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 13:30:10,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:10,516 INFO L82 PathProgramCache]: Analyzing trace with hash 633775358, now seen corresponding path program 1 times [2019-09-10 13:30:10,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 13:30:10,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:10,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 13:30:10,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:10,522 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 13:30:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 13:30:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-09-10 13:30:11,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 13:30:11,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 13:30:11,518 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 13:30:11,535 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 13:30:11,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 13:30:11,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 13:30:11,537 INFO L87 Difference]: Start difference. First operand 3417 states and 4760 transitions. Second operand 5 states. [2019-09-10 13:30:11,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 13:30:11,824 INFO L93 Difference]: Finished difference Result 6826 states and 9544 transitions. [2019-09-10 13:30:11,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 13:30:11,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 259 [2019-09-10 13:30:11,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 13:30:11,887 INFO L225 Difference]: With dead ends: 6826 [2019-09-10 13:30:11,887 INFO L226 Difference]: Without dead ends: 6826 [2019-09-10 13:30:11,891 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 [2019-09-10 13:30:11,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6826 states. [2019-09-10 13:30:12,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6826 to 6805. [2019-09-10 13:30:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6805 states. [2019-09-10 13:30:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6805 states to 6805 states and 9516 transitions. [2019-09-10 13:30:12,282 INFO L78 Accepts]: Start accepts. Automaton has 6805 states and 9516 transitions. Word has length 259 [2019-09-10 13:30:12,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 13:30:12,283 INFO L475 AbstractCegarLoop]: Abstraction has 6805 states and 9516 transitions. [2019-09-10 13:30:12,283 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 13:30:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6805 states and 9516 transitions. [2019-09-10 13:30:12,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-10 13:30:12,307 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 13:30:12,308 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-10 13:30:12,308 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 13:30:12,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:12,308 INFO L82 PathProgramCache]: Analyzing trace with hash 10374436, now seen corresponding path program 1 times [2019-09-10 13:30:12,308 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 13:30:12,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:12,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 13:30:12,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:12,315 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 13:30:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 13:30:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-09-10 13:30:13,012 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 13:30:13,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 13:30:13,012 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 13:30:13,013 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 13:30:13,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 13:30:13,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 13:30:13,013 INFO L87 Difference]: Start difference. First operand 6805 states and 9516 transitions. Second operand 5 states. [2019-09-10 13:30:13,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 13:30:13,325 INFO L93 Difference]: Finished difference Result 13625 states and 19116 transitions. [2019-09-10 13:30:13,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 13:30:13,326 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 248 [2019-09-10 13:30:13,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 13:30:13,419 INFO L225 Difference]: With dead ends: 13625 [2019-09-10 13:30:13,420 INFO L226 Difference]: Without dead ends: 13625 [2019-09-10 13:30:13,420 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 [2019-09-10 13:30:13,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13625 states. [2019-09-10 13:30:13,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13625 to 13586. [2019-09-10 13:30:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13586 states. [2019-09-10 13:30:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13586 states to 13586 states and 19066 transitions. [2019-09-10 13:30:14,056 INFO L78 Accepts]: Start accepts. Automaton has 13586 states and 19066 transitions. Word has length 248 [2019-09-10 13:30:14,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 13:30:14,057 INFO L475 AbstractCegarLoop]: Abstraction has 13586 states and 19066 transitions. [2019-09-10 13:30:14,057 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 13:30:14,057 INFO L276 IsEmpty]: Start isEmpty. Operand 13586 states and 19066 transitions. [2019-09-10 13:30:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-09-10 13:30:14,081 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 13:30:14,081 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 13:30:14,082 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 13:30:14,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:14,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1290370597, now seen corresponding path program 1 times [2019-09-10 13:30:14,082 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 13:30:14,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:14,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 13:30:14,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:14,087 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 13:30:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 13:30:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-09-10 13:30:15,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 13:30:15,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 13:30:15,664 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 13:30:15,665 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 13:30:15,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 13:30:15,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 13:30:15,666 INFO L87 Difference]: Start difference. First operand 13586 states and 19066 transitions. Second operand 5 states. [2019-09-10 13:30:16,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 13:30:16,102 INFO L93 Difference]: Finished difference Result 26722 states and 37608 transitions. [2019-09-10 13:30:16,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 13:30:16,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-09-10 13:30:16,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 13:30:16,257 INFO L225 Difference]: With dead ends: 26722 [2019-09-10 13:30:16,257 INFO L226 Difference]: Without dead ends: 26722 [2019-09-10 13:30:16,258 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 [2019-09-10 13:30:16,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26722 states. [2019-09-10 13:30:17,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26722 to 26650. [2019-09-10 13:30:17,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26650 states. [2019-09-10 13:30:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26650 states to 26650 states and 37520 transitions. [2019-09-10 13:30:17,358 INFO L78 Accepts]: Start accepts. Automaton has 26650 states and 37520 transitions. Word has length 261 [2019-09-10 13:30:17,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 13:30:17,358 INFO L475 AbstractCegarLoop]: Abstraction has 26650 states and 37520 transitions. [2019-09-10 13:30:17,358 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 13:30:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 26650 states and 37520 transitions. [2019-09-10 13:30:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-09-10 13:30:17,385 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 13:30:17,386 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-10 13:30:17,386 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 13:30:17,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:17,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1177185483, now seen corresponding path program 1 times [2019-09-10 13:30:17,386 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 13:30:17,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:17,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 13:30:17,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 13:30:17,390 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 13:30:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 13:30:18,074 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-09-10 13:30:18,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 13:30:18,075 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 13:30:18,076 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 275 with the following transitions: [2019-09-10 13:30:18,078 INFO L207 CegarAbsIntRunner]: [0], [3], [5], [7], [9], [12], [16], [18], [21], [25], [27], [32], [34], [36], [39], [128], [131], [144], [148], [150], [157], [218], [224], [225], [226], [227], [228], [362], [363], [364], [367], [380], [382], [430], [432], [435], [523], [550], [553], [574], [717], [719], [721], [724], [735], [751], [757], [758], [898], [899], [908], [909], [910], [912], [1161], [1163], [1168], [1191], [1193], [1200], [1203], [1204], [1207], [1208], [1209], [1210], [1513], [1705], [1708], [1899], [1903], [1904], [1998], [2000], [2001], [2006], [2008], [2009], [2266], [2268], [2270], [2272], [2274], [2277], [2279], [2281], [2283], [2406], [2409], [2412], [2939], [2944], [2947], [2950], [2953], [2969], [2971], [2972], [3122], [3124], [3173], [3176], [3177], [3180], [3182], [3215], [3244], [3245], [3275], [3276], [3356], [3357], [3358], [3359], [3360], [3361], [3362], [3363], [3364], [3365], [3366], [3367], [3368], [3369], [3370], [3371], [3372], [3373], [3394], [3395], [3396], [3397], [3398], [3399], [3402], [3416], [3474], [3475], [3476], [3477], [3522], [3523], [3524], [3596], [3597], [3598], [3599], [3600], [3638], [3639], [3640], [3641], [3748], [3749], [3754], [3755], [3978], [4028], [4050], [4051], [4054], [4055], [4142], [4143], [4144], [4145], [4146], [4147], [4148], [4149], [4150], [4151], [4152], [4153], [4154], [4155], [4156], [4157], [4172], [4173], [4282], [4286], [4380], [4381], [4402], [4403], [4404], [4405], [4406], [4407], [4448], [4449], [4450] [2019-09-10 13:30:18,145 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 13:30:18,145 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 13:30:18,758 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 13:30:18,759 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 926 root evaluator evaluations with a maximum evaluation depth of 0. Performed 926 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1866 variables. [2019-09-10 13:30:18,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 13:30:18,764 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 13:30:18,856 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 13:30:18,856 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 13:30:18,862 INFO L420 sIntCurrentIteration]: We unified 273 AI predicates to 273 [2019-09-10 13:30:18,862 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 13:30:18,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 13:30:18,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2019-09-10 13:30:18,863 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 13:30:18,864 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 13:30:18,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 13:30:18,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 13:30:18,864 INFO L87 Difference]: Start difference. First operand 26650 states and 37520 transitions. Second operand 2 states. [2019-09-10 13:30:18,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 13:30:18,865 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 13:30:18,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 13:30:18,865 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 274 [2019-09-10 13:30:18,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 13:30:18,866 INFO L225 Difference]: With dead ends: 2 [2019-09-10 13:30:18,866 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 13:30:18,866 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 13:30:18,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 13:30:18,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 13:30:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 13:30:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 13:30:18,867 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 274 [2019-09-10 13:30:18,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 13:30:18,867 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 13:30:18,867 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 13:30:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 13:30:18,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 13:30:18,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 01:30:18 BoogieIcfgContainer [2019-09-10 13:30:18,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 13:30:18,875 INFO L168 Benchmark]: Toolchain (without parser) took 51505.73 ms. Allocated memory was 131.6 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 74.4 MB in the beginning and 236.5 MB in the end (delta: -162.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,876 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 131.6 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3369.75 ms. Allocated memory was 131.6 MB in the beginning and 274.2 MB in the end (delta: 142.6 MB). Free memory was 74.2 MB in the beginning and 103.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,878 INFO L168 Benchmark]: Boogie Preprocessor took 467.29 ms. Allocated memory is still 274.2 MB. Free memory was 103.2 MB in the beginning and 65.3 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,879 INFO L168 Benchmark]: RCFGBuilder took 36226.49 ms. Allocated memory was 274.2 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 65.3 MB in the beginning and 480.1 MB in the end (delta: -414.8 MB). Peak memory consumption was 964.2 MB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,880 INFO L168 Benchmark]: TraceAbstraction took 11437.31 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 168.3 MB). Free memory was 480.1 MB in the beginning and 236.5 MB in the end (delta: 243.6 MB). Peak memory consumption was 411.9 MB. Max. memory is 7.1 GB. [2019-09-10 13:30:18,884 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 131.6 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3369.75 ms. Allocated memory was 131.6 MB in the beginning and 274.2 MB in the end (delta: 142.6 MB). Free memory was 74.2 MB in the beginning and 103.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 467.29 ms. Allocated memory is still 274.2 MB. Free memory was 103.2 MB in the beginning and 65.3 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 36226.49 ms. Allocated memory was 274.2 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 65.3 MB in the beginning and 480.1 MB in the end (delta: -414.8 MB). Peak memory consumption was 964.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11437.31 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 168.3 MB). Free memory was 480.1 MB in the beginning and 236.5 MB in the end (delta: 243.6 MB). Peak memory consumption was 411.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9764]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 193 procedures, 1937 locations, 1 error locations. SAFE Result, 11.3s OverallTime, 5 OverallIterations, 6 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12038 SDtfs, 9607 SDslu, 33557 SDs, 0 SdLazy, 119 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 310 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26650occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.6s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 5.4212454212454215 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 145 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1288 NumberOfCodeBlocks, 1288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1283 ConstructedInterpolants, 0 QuantifiedInterpolants, 415395 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 869/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...