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-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 11:30:03,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 11:30:03,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 11:30:03,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 11:30:03,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 11:30:03,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 11:30:03,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 11:30:03,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 11:30:03,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 11:30:03,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 11:30:03,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 11:30:03,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 11:30:03,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 11:30:03,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 11:30:03,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 11:30:03,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 11:30:03,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 11:30:03,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 11:30:03,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 11:30:03,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 11:30:03,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 11:30:03,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 11:30:03,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 11:30:03,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 11:30:03,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 11:30:03,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 11:30:03,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 11:30:03,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 11:30:03,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 11:30:03,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 11:30:03,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 11:30:03,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 11:30:03,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 11:30:03,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 11:30:03,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 11:30:03,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 11:30:03,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 11:30:03,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 11:30:03,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 11:30:03,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 11:30:03,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 11:30:03,381 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 11:30:03,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 11:30:03,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 11:30:03,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 11:30:03,421 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 11:30:03,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 11:30:03,422 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 11:30:03,422 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 11:30:03,423 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 11:30:03,423 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 11:30:03,423 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 11:30:03,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 11:30:03,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 11:30:03,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 11:30:03,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 11:30:03,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 11:30:03,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 11:30:03,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 11:30:03,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 11:30:03,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 11:30:03,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 11:30:03,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 11:30:03,429 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 11:30:03,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 11:30:03,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 11:30:03,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 11:30:03,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 11:30:03,430 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 11:30:03,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 11:30:03,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 11:30:03,433 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 11:30:03,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 11:30:03,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 11:30:03,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 11:30:03,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 11:30:03,492 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 11:30:03,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2019-09-10 11:30:03,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc8a2d3a/057783ae90ed485a82aa7100a4b1e19c/FLAG0c57ffd88 [2019-09-10 11:30:04,362 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 11:30:04,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2019-09-10 11:30:04,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc8a2d3a/057783ae90ed485a82aa7100a4b1e19c/FLAG0c57ffd88 [2019-09-10 11:30:04,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc8a2d3a/057783ae90ed485a82aa7100a4b1e19c [2019-09-10 11:30:04,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 11:30:04,916 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 11:30:04,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 11:30:04,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 11:30:04,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 11:30:04,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:30:04" (1/1) ... [2019-09-10 11:30:04,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac7d56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:04, skipping insertion in model container [2019-09-10 11:30:04,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:30:04" (1/1) ... [2019-09-10 11:30:04,933 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 11:30:05,105 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 11:30:06,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:30:06,851 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 11:30:07,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:30:07,753 INFO L192 MainTranslator]: Completed translation [2019-09-10 11:30:07,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07 WrapperNode [2019-09-10 11:30:07,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 11:30:07,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 11:30:07,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 11:30:07,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 11:30:07,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:07,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:07,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:07,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:08,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:08,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:08,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (1/1) ... [2019-09-10 11:30:08,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 11:30:08,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 11:30:08,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 11:30:08,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 11:30:08,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (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 11:30:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 11:30:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 11:30:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-09-10 11:30:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-10 11:30:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-10 11:30:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-09-10 11:30:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2019-09-10 11:30:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-10 11:30:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2019-09-10 11:30:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-10 11:30:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 11:30:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 11:30:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 11:30:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 11:30:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 11:30:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 11:30:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_entry [2019-09-10 11:30:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-09-10 11:30:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2019-09-10 11:30:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-10 11:30:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-10 11:30:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-10 11:30:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-10 11:30:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-10 11:30:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-10 11:30:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 11:30:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-09-10 11:30:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-09-10 11:30:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-09-10 11:30:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-09-10 11:30:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-09-10 11:30:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2019-09-10 11:30:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2019-09-10 11:30:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2019-09-10 11:30:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2019-09-10 11:30:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 11:30:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2019-09-10 11:30:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 11:30:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 11:30:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 11:30:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 11:30:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 11:30:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 11:30:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 11:30:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 11:30:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 11:30:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 11:30:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 11:30:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-10 11:30:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_init [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_exit [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2019-09-10 11:30:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2019-09-10 11:30:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2019-09-10 11:30:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2019-09-10 11:30:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2019-09-10 11:30:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2019-09-10 11:30:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2019-09-10 11:30:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2019-09-10 11:30:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2019-09-10 11:30:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2019-09-10 11:30:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2019-09-10 11:30:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2019-09-10 11:30:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2019-09-10 11:30:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2019-09-10 11:30:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_recv [2019-09-10 11:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2019-09-10 11:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2019-09-10 11:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_lsr [2019-09-10 11:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_serial_info [2019-09-10 11:30:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_serial_info [2019-09-10 11:30:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_handle_new_msr [2019-09-10 11:30:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2019-09-10 11:30:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_stop_read [2019-09-10 11:30:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2019-09-10 11:30:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2019-09-10 11:30:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_in_sync [2019-09-10 11:30:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2019-09-10 11:30:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_do_download [2019-09-10 11:30:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_download_firmware [2019-09-10 11:30:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-09-10 11:30:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_2 [2019-09-10 11:30:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_3 [2019-09-10 11:30:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 11:30:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_1 [2019-09-10 11:30:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_register_2 [2019-09-10 11:30:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_register_3 [2019-09-10 11:30:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_4 [2019-09-10 11:30:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_5 [2019-09-10 11:30:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_6 [2019-09-10 11:30:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_7 [2019-09-10 11:30:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_8 [2019-09-10 11:30:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_reg [2019-09-10 11:30:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reg [2019-09-10 11:30:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_der [2019-09-10 11:30:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_der [2019-09-10 11:30:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 11:30:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-09-10 11:30:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-10 11:30:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-09-10 11:30:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-09-10 11:30:08,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-09-10 11:30:08,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-09-10 11:30:08,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-09-10 11:30:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-10 11:30:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-10 11:30:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 11:30:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 11:30:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-10 11:30:08,281 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-10 11:30:08,281 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-10 11:30:08,282 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 11:30:08,282 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 11:30:08,282 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 11:30:08,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 11:30:08,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 11:30:08,284 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:30:08,284 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-09-10 11:30:08,285 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-10 11:30:08,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 11:30:08,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 11:30:08,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-10 11:30:08,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 11:30:08,287 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2019-09-10 11:30:08,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2019-09-10 11:30:08,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2019-09-10 11:30:08,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 11:30:08,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-10 11:30:08,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-10 11:30:08,289 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-09-10 11:30:08,289 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-10 11:30:08,289 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-10 11:30:08,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-10 11:30:08,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-10 11:30:08,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 11:30:08,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 11:30:08,295 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-10 11:30:08,296 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-09-10 11:30:08,296 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-09-10 11:30:08,296 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-09-10 11:30:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-10 11:30:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-10 11:30:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-10 11:30:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-10 11:30:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-10 11:30:08,305 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-10 11:30:08,305 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2019-09-10 11:30:08,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-10 11:30:08,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-09-10 11:30:08,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-10 11:30:08,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 11:30:08,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_set_configuration [2019-09-10 11:30:08,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 11:30:08,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-09-10 11:30:08,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 11:30:08,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-09-10 11:30:08,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-10 11:30:08,308 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-09-10 11:30:08,308 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-09-10 11:30:08,308 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-10 11:30:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 11:30:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-10 11:30:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-09-10 11:30:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 11:30:08,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 11:30:08,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 11:30:08,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 11:30:08,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 11:30:08,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-10 11:30:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 11:30:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 11:30:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-10 11:30:08,312 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-10 11:30:08,312 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-09-10 11:30:08,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 11:30:08,312 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2019-09-10 11:30:08,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 11:30:08,313 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-10 11:30:08,313 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-10 11:30:08,313 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-10 11:30:08,313 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 11:30:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 11:30:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-10 11:30:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-10 11:30:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 11:30:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-10 11:30:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2019-09-10 11:30:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-10 11:30:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-09-10 11:30:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 11:30:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 11:30:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 11:30:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 11:30:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 11:30:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 11:30:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:30:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 11:30:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 11:30:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 11:30:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 11:30:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 11:30:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 11:30:08,319 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-09-10 11:30:08,319 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-10 11:30:08,319 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_entry [2019-09-10 11:30:08,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 11:30:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-09-10 11:30:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-09-10 11:30:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-10 11:30:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2019-09-10 11:30:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-10 11:30:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-09-10 11:30:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2019-09-10 11:30:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 11:30:08,321 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-10 11:30:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-10 11:30:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 11:30:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-10 11:30:08,322 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-10 11:30:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-10 11:30:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-10 11:30:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 11:30:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-10 11:30:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-09-10 11:30:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-10 11:30:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 11:30:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-10 11:30:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-10 11:30:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-10 11:30:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-10 11:30:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-10 11:30:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2019-09-10 11:30:08,326 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-10 11:30:08,326 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-09-10 11:30:08,326 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 11:30:08,326 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 11:30:08,327 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-10 11:30:08,327 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 11:30:08,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-09-10 11:30:08,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-09-10 11:30:08,328 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 11:30:08,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_1 [2019-09-10 11:30:08,328 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-10 11:30:08,328 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 11:30:08,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_8 [2019-09-10 11:30:08,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-10 11:30:08,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 11:30:08,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 11:30:08,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-10 11:30:08,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-10 11:30:08,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-09-10 11:30:08,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_set_configuration [2019-09-10 11:30:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 11:30:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-09-10 11:30:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-09-10 11:30:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-09-10 11:30:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-10 11:30:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-09-10 11:30:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-10 11:30:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-09-10 11:30:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-09-10 11:30:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-09-10 11:30:08,333 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-09-10 11:30:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-09-10 11:30:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-10 11:30:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_register_2 [2019-09-10 11:30:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_register_3 [2019-09-10 11:30:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-10 11:30:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_4 [2019-09-10 11:30:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_5 [2019-09-10 11:30:08,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_6 [2019-09-10 11:30:08,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_7 [2019-09-10 11:30:08,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-10 11:30:08,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_reg [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reg [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_der [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_der [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 11:30:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 11:30:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-09-10 11:30:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2019-09-10 11:30:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 11:30:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 11:30:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 11:30:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 11:30:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 11:30:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_2 [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_3 [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2019-09-10 11:30:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2019-09-10 11:30:08,471 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2019-09-10 11:30:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2019-09-10 11:30:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure ti_recv [2019-09-10 11:30:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2019-09-10 11:30:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2019-09-10 11:30:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_lsr [2019-09-10 11:30:08,473 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_serial_info [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_serial_info [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_handle_new_msr [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_stop_read [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2019-09-10 11:30:08,474 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_in_sync [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ti_download_firmware [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ti_init [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ti_exit [2019-09-10 11:30:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 11:30:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 11:30:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure ti_do_download [2019-09-10 11:30:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 11:30:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-10 11:30:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 11:30:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-10 11:30:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2019-09-10 11:30:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2019-09-10 11:30:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 11:30:08,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 11:30:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-10 11:30:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 11:30:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 11:30:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-10 11:30:08,478 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 11:30:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 11:30:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 11:30:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 11:30:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 11:30:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 11:30:08,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 11:30:08,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 11:30:08,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 11:30:10,139 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 11:30:26,083 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 11:30:26,083 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-10 11:30:26,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:30:26 BoogieIcfgContainer [2019-09-10 11:30:26,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 11:30:26,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 11:30:26,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 11:30:26,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 11:30:26,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 11:30:04" (1/3) ... [2019-09-10 11:30:26,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3feec4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:30:26, skipping insertion in model container [2019-09-10 11:30:26,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:30:07" (2/3) ... [2019-09-10 11:30:26,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3feec4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:30:26, skipping insertion in model container [2019-09-10 11:30:26,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:30:26" (3/3) ... [2019-09-10 11:30:26,093 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2019-09-10 11:30:26,103 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 11:30:26,119 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 11:30:26,143 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 11:30:26,178 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 11:30:26,179 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 11:30:26,179 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 11:30:26,179 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 11:30:26,179 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 11:30:26,179 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 11:30:26,179 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 11:30:26,180 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 11:30:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states. [2019-09-10 11:30:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-10 11:30:26,257 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:30:26,258 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:26,261 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:30:26,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:30:26,266 INFO L82 PathProgramCache]: Analyzing trace with hash -332439698, now seen corresponding path program 1 times [2019-09-10 11:30:26,268 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:30:26,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:26,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:30:26,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:26,334 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:30:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:30:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-10 11:30:27,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:30:27,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:30:27,432 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:30:27,436 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:30:27,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:30:27,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:30:27,453 INFO L87 Difference]: Start difference. First operand 1869 states. Second operand 3 states. [2019-09-10 11:30:36,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:30:36,128 INFO L93 Difference]: Finished difference Result 3352 states and 4762 transitions. [2019-09-10 11:30:36,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:30:36,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-10 11:30:36,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:30:36,182 INFO L225 Difference]: With dead ends: 3352 [2019-09-10 11:30:36,182 INFO L226 Difference]: Without dead ends: 3333 [2019-09-10 11:30:36,184 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:30:36,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3333 states. [2019-09-10 11:30:36,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3333 to 3329. [2019-09-10 11:30:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3329 states. [2019-09-10 11:30:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 3329 states and 4730 transitions. [2019-09-10 11:30:36,490 INFO L78 Accepts]: Start accepts. Automaton has 3329 states and 4730 transitions. Word has length 53 [2019-09-10 11:30:36,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:30:36,491 INFO L475 AbstractCegarLoop]: Abstraction has 3329 states and 4730 transitions. [2019-09-10 11:30:36,491 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:30:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 4730 transitions. [2019-09-10 11:30:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-09-10 11:30:36,511 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:30:36,511 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:36,511 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:30:36,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:30:36,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1242181881, now seen corresponding path program 1 times [2019-09-10 11:30:36,512 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:30:36,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:36,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:30:36,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:36,517 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:30:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:30:37,155 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-10 11:30:37,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:30:37,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 11:30:37,156 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:30:37,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 11:30:37,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 11:30:37,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 11:30:37,159 INFO L87 Difference]: Start difference. First operand 3329 states and 4730 transitions. Second operand 4 states. [2019-09-10 11:30:50,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:30:50,442 INFO L93 Difference]: Finished difference Result 7385 states and 10736 transitions. [2019-09-10 11:30:50,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 11:30:50,443 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 81 [2019-09-10 11:30:50,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:30:50,496 INFO L225 Difference]: With dead ends: 7385 [2019-09-10 11:30:50,497 INFO L226 Difference]: Without dead ends: 7385 [2019-09-10 11:30:50,498 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:30:50,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7385 states. [2019-09-10 11:30:50,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7385 to 6585. [2019-09-10 11:30:50,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6585 states. [2019-09-10 11:30:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6585 states to 6585 states and 9384 transitions. [2019-09-10 11:30:50,863 INFO L78 Accepts]: Start accepts. Automaton has 6585 states and 9384 transitions. Word has length 81 [2019-09-10 11:30:50,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:30:50,865 INFO L475 AbstractCegarLoop]: Abstraction has 6585 states and 9384 transitions. [2019-09-10 11:30:50,865 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 11:30:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 6585 states and 9384 transitions. [2019-09-10 11:30:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-10 11:30:50,873 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:30:50,873 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:50,874 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:30:50,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:30:50,875 INFO L82 PathProgramCache]: Analyzing trace with hash 146317374, now seen corresponding path program 1 times [2019-09-10 11:30:50,875 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:30:50,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:50,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:30:50,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:30:50,883 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:30:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:30:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-10 11:30:51,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:30:51,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 11:30:51,439 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:30:51,439 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 11:30:51,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 11:30:51,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 11:30:51,440 INFO L87 Difference]: Start difference. First operand 6585 states and 9384 transitions. Second operand 4 states. [2019-09-10 11:31:09,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:31:09,061 INFO L93 Difference]: Finished difference Result 14745 states and 21462 transitions. [2019-09-10 11:31:09,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 11:31:09,062 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 82 [2019-09-10 11:31:09,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:31:09,151 INFO L225 Difference]: With dead ends: 14745 [2019-09-10 11:31:09,151 INFO L226 Difference]: Without dead ends: 14741 [2019-09-10 11:31:09,152 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:31:09,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14741 states. [2019-09-10 11:31:09,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14741 to 13143. [2019-09-10 11:31:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13143 states. [2019-09-10 11:31:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13143 states to 13143 states and 18751 transitions. [2019-09-10 11:31:09,594 INFO L78 Accepts]: Start accepts. Automaton has 13143 states and 18751 transitions. Word has length 82 [2019-09-10 11:31:09,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:31:09,594 INFO L475 AbstractCegarLoop]: Abstraction has 13143 states and 18751 transitions. [2019-09-10 11:31:09,594 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 11:31:09,594 INFO L276 IsEmpty]: Start isEmpty. Operand 13143 states and 18751 transitions. [2019-09-10 11:31:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-10 11:31:09,602 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:31:09,602 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:09,603 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:31:09,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:31:09,603 INFO L82 PathProgramCache]: Analyzing trace with hash 2140462080, now seen corresponding path program 1 times [2019-09-10 11:31:09,603 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:31:09,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:31:09,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:31:09,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:31:09,607 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:31:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:31:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-10 11:31:10,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:31:10,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-10 11:31:10,033 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:31:10,034 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-10 11:31:10,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-10 11:31:10,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-10 11:31:10,035 INFO L87 Difference]: Start difference. First operand 13143 states and 18751 transitions. Second operand 8 states. [2019-09-10 11:31:10,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:31:10,251 INFO L93 Difference]: Finished difference Result 13149 states and 18755 transitions. [2019-09-10 11:31:10,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-10 11:31:10,252 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 82 [2019-09-10 11:31:10,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:31:10,345 INFO L225 Difference]: With dead ends: 13149 [2019-09-10 11:31:10,346 INFO L226 Difference]: Without dead ends: 13149 [2019-09-10 11:31:10,346 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-09-10 11:31:10,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13149 states. [2019-09-10 11:31:10,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13149 to 13141. [2019-09-10 11:31:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13141 states. [2019-09-10 11:31:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13141 states to 13141 states and 18747 transitions. [2019-09-10 11:31:10,671 INFO L78 Accepts]: Start accepts. Automaton has 13141 states and 18747 transitions. Word has length 82 [2019-09-10 11:31:10,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:31:10,671 INFO L475 AbstractCegarLoop]: Abstraction has 13141 states and 18747 transitions. [2019-09-10 11:31:10,671 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-10 11:31:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 13141 states and 18747 transitions. [2019-09-10 11:31:10,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-09-10 11:31:10,683 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:31:10,684 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 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] [2019-09-10 11:31:10,684 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:31:10,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:31:10,684 INFO L82 PathProgramCache]: Analyzing trace with hash 214328146, now seen corresponding path program 1 times [2019-09-10 11:31:10,685 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:31:10,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:31:10,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:31:10,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:31:10,690 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:31:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:31:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-09-10 11:31:11,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 11:31:11,298 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 11:31:11,299 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 97 with the following transitions: [2019-09-10 11:31:11,302 INFO L207 CegarAbsIntRunner]: [438], [945], [949], [952], [960], [964], [967], [975], [977], [982], [984], [987], [1003], [1004], [1067], [1308], [1313], [1315], [1435], [1438], [1442], [1558], [1851], [1860], [1937], [1938], [2133], [2135], [2137], [2139], [2141], [2143], [2145], [2147], [2698], [2701], [2704], [2716], [2719], [2722], [3545], [3547], [3549], [3550], [3551], [3553], [3555], [3556], [4220], [4221], [4222], [4223], [4228], [4258], [4432], [4486], [4487], [4488], [4489], [4490], [4491], [4492], [4493], [4494], [4495], [4496], [4497], [4608], [4772], [4773], [4774], [4775], [4776], [4777], [4778], [4779], [4908], [4909], [4910] [2019-09-10 11:31:11,381 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 11:31:11,382 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 11:31:11,906 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 11:31:11,908 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 636 root evaluator evaluations with a maximum evaluation depth of 0. Performed 636 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1304 variables. [2019-09-10 11:31:11,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:31:11,912 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 11:31:11,976 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 11:31:11,976 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 11:31:11,979 INFO L420 sIntCurrentIteration]: We unified 95 AI predicates to 95 [2019-09-10 11:31:11,979 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 11:31:11,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 11:31:11,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 8 [2019-09-10 11:31:11,981 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:31:11,982 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 11:31:11,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 11:31:11,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:31:11,983 INFO L87 Difference]: Start difference. First operand 13141 states and 18747 transitions. Second operand 2 states. [2019-09-10 11:31:11,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:31:11,984 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 11:31:11,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 11:31:11,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 96 [2019-09-10 11:31:11,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:31:11,985 INFO L225 Difference]: With dead ends: 2 [2019-09-10 11:31:11,985 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 11:31:11,986 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 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 11:31:11,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 11:31:11,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 11:31:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 11:31:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 11:31:11,987 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 96 [2019-09-10 11:31:11,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:31:11,987 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 11:31:11,987 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 11:31:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 11:31:11,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 11:31:11,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 11:31:11 BoogieIcfgContainer [2019-09-10 11:31:11,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 11:31:11,994 INFO L168 Benchmark]: Toolchain (without parser) took 67077.38 ms. Allocated memory was 133.7 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 80.2 MB in the beginning and 732.9 MB in the end (delta: -652.7 MB). Peak memory consumption was 351.8 MB. Max. memory is 7.1 GB. [2019-09-10 11:31:11,995 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 11:31:11,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2836.79 ms. Allocated memory was 133.7 MB in the beginning and 271.6 MB in the end (delta: 137.9 MB). Free memory was 80.0 MB in the beginning and 132.8 MB in the end (delta: -52.8 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:31:11,997 INFO L168 Benchmark]: Boogie Preprocessor took 411.46 ms. Allocated memory is still 271.6 MB. Free memory was 132.8 MB in the beginning and 94.6 MB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-09-10 11:31:11,998 INFO L168 Benchmark]: RCFGBuilder took 17919.60 ms. Allocated memory was 271.6 MB in the beginning and 897.6 MB in the end (delta: 626.0 MB). Free memory was 94.6 MB in the beginning and 634.0 MB in the end (delta: -539.4 MB). Peak memory consumption was 631.8 MB. Max. memory is 7.1 GB. [2019-09-10 11:31:11,999 INFO L168 Benchmark]: TraceAbstraction took 45905.53 ms. Allocated memory was 897.6 MB in the beginning and 1.1 GB in the end (delta: 240.6 MB). Free memory was 634.0 MB in the beginning and 732.9 MB in the end (delta: -98.9 MB). Peak memory consumption was 141.7 MB. Max. memory is 7.1 GB. [2019-09-10 11:31:12,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2836.79 ms. Allocated memory was 133.7 MB in the beginning and 271.6 MB in the end (delta: 137.9 MB). Free memory was 80.0 MB in the beginning and 132.8 MB in the end (delta: -52.8 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 411.46 ms. Allocated memory is still 271.6 MB. Free memory was 132.8 MB in the beginning and 94.6 MB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 17919.60 ms. Allocated memory was 271.6 MB in the beginning and 897.6 MB in the end (delta: 626.0 MB). Free memory was 94.6 MB in the beginning and 634.0 MB in the end (delta: -539.4 MB). Peak memory consumption was 631.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 45905.53 ms. Allocated memory was 897.6 MB in the beginning and 1.1 GB in the end (delta: 240.6 MB). Free memory was 634.0 MB in the beginning and 732.9 MB in the end (delta: -98.9 MB). Peak memory consumption was 141.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3970]: 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 172 procedures, 1897 locations, 1 error locations. SAFE Result, 45.8s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 40.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9727 SDtfs, 12298 SDslu, 20170 SDs, 0 SdLazy, 5720 SolverSat, 3939 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 34.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13143occurred in iteration=3, 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, 8.726315789473684 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 2410 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 389 ConstructedInterpolants, 0 QuantifiedInterpolants, 50502 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 204/207 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...