java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--n_r3964.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 21:00:06,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 21:00:06,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 21:00:06,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 21:00:06,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 21:00:06,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 21:00:06,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 21:00:06,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 21:00:06,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 21:00:06,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 21:00:06,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 21:00:06,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 21:00:06,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 21:00:06,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 21:00:06,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 21:00:06,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 21:00:06,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 21:00:06,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 21:00:06,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 21:00:06,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 21:00:06,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 21:00:06,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 21:00:06,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 21:00:06,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 21:00:06,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 21:00:06,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 21:00:06,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 21:00:06,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 21:00:06,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 21:00:06,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 21:00:06,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 21:00:06,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 21:00:06,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 21:00:06,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 21:00:06,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 21:00:06,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 21:00:06,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 21:00:06,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 21:00:06,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 21:00:06,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 21:00:06,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 21:00:06,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 21:00:06,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 21:00:06,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 21:00:06,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 21:00:06,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 21:00:06,323 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 21:00:06,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 21:00:06,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 21:00:06,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 21:00:06,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 21:00:06,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 21:00:06,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 21:00:06,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 21:00:06,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 21:00:06,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 21:00:06,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 21:00:06,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 21:00:06,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 21:00:06,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 21:00:06,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 21:00:06,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 21:00:06,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 21:00:06,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 21:00:06,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 21:00:06,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 21:00:06,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 21:00:06,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 21:00:06,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 21:00:06,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 21:00:06,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 21:00:06,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 21:00:06,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 21:00:06,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 21:00:06,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 21:00:06,379 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 21:00:06,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--n_r3964.ko-entry_point.cil.out.i [2019-09-08 21:00:06,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/057888b4b/7e19d9ec5b084d409a07acf718e97626/FLAG83c9fc14c [2019-09-08 21:00:07,196 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 21:00:07,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--n_r3964.ko-entry_point.cil.out.i [2019-09-08 21:00:07,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/057888b4b/7e19d9ec5b084d409a07acf718e97626/FLAG83c9fc14c [2019-09-08 21:00:07,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/057888b4b/7e19d9ec5b084d409a07acf718e97626 [2019-09-08 21:00:07,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 21:00:07,275 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 21:00:07,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 21:00:07,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 21:00:07,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 21:00:07,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:00:07" (1/1) ... [2019-09-08 21:00:07,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144214cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:07, skipping insertion in model container [2019-09-08 21:00:07,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:00:07" (1/1) ... [2019-09-08 21:00:07,292 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 21:00:07,401 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 21:00:08,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:00:08,773 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 21:00:09,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:00:09,264 INFO L192 MainTranslator]: Completed translation [2019-09-08 21:00:09,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09 WrapperNode [2019-09-08 21:00:09,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 21:00:09,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 21:00:09,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 21:00:09,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 21:00:09,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (1/1) ... [2019-09-08 21:00:09,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 21:00:09,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 21:00:09,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 21:00:09,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 21:00:09,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (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 [2019-09-08 21:00:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 21:00:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 21:00:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-08 21:00:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 21:00:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 21:00:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 21:00:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 21:00:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 21:00:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-08 21:00:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-08 21:00:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-08 21:00:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 21:00:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 21:00:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2019-09-08 21:00:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2019-09-08 21:00:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-08 21:00:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_block [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_exit [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_init [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure add_tx_queue [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_from_tx_queue [2019-09-08 21:00:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure add_rx_queue [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_from_rx_queue [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure flush [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_transmit [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_transmit [2019-09-08 21:00:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_block [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure on_receive_block [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_char [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_error [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure on_timeout [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure findClient [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_signals [2019-09-08 21:00:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure read_telegram [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure add_msg [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_msg [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_client_block [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_open [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_close [2019-09-08 21:00:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_read [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_write [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_ioctl [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_set_termios [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_poll [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure r3964_receive_buf [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-09-08 21:00:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_2 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-08 21:00:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_23 [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_25 [2019-09-08 21:00:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_26 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_27 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_29 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_30 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_31 [2019-09-08 21:00:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_32 [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_33 [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 21:00:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-08 21:00:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-08 21:00:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-08 21:00:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_lock [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_put_char [2019-09-08 21:00:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unlock [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_write_room [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 21:00:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 21:00:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 21:00:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 21:00:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 21:00:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 21:00:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 21:00:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-09-08 21:00:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 21:00:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 21:00:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 21:00:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-08 21:00:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-08 21:00:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_23 [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_25 [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_26 [2019-09-08 21:00:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_29 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_30 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_31 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_32 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_27 [2019-09-08 21:00:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_33 [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid [2019-09-08 21:00:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-08 21:00:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_2 [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 21:00:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure tty_put_char [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure tty_write_room [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure tty_lock [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unlock [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-09-08 21:00:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure add_tx_queue [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure remove_from_tx_queue [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_transmit [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure retry_transmit [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_block [2019-09-08 21:00:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure receive_char [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure receive_error [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure on_timeout [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure enable_signals [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure read_telegram [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure add_msg [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure remove_msg [2019-09-08 21:00:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure remove_client_block [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_open [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_close [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_read [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_write [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_ioctl [2019-09-08 21:00:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_set_termios [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_poll [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_receive_buf [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure dump_block [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_exit [2019-09-08 21:00:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure r3964_init [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure add_rx_queue [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure remove_from_rx_queue [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure flush [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure on_receive_block [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 21:00:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure findClient [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 21:00:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-08 21:00:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 21:00:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 21:00:10,466 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 21:00:13,236 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 21:00:13,237 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 21:00:13,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:00:13 BoogieIcfgContainer [2019-09-08 21:00:13,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 21:00:13,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 21:00:13,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 21:00:13,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 21:00:13,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 09:00:07" (1/3) ... [2019-09-08 21:00:13,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cdcb2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:00:13, skipping insertion in model container [2019-09-08 21:00:13,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:00:09" (2/3) ... [2019-09-08 21:00:13,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cdcb2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:00:13, skipping insertion in model container [2019-09-08 21:00:13,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:00:13" (3/3) ... [2019-09-08 21:00:13,247 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--tty--n_r3964.ko-entry_point.cil.out.i [2019-09-08 21:00:13,257 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 21:00:13,267 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 21:00:13,284 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 21:00:13,325 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 21:00:13,326 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 21:00:13,326 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 21:00:13,326 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 21:00:13,326 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 21:00:13,326 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 21:00:13,326 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 21:00:13,327 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 21:00:13,327 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 21:00:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states. [2019-09-08 21:00:13,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-09-08 21:00:13,404 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:00:13,405 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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] [2019-09-08 21:00:13,408 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:00:13,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:00:13,414 INFO L82 PathProgramCache]: Analyzing trace with hash -278468049, now seen corresponding path program 1 times [2019-09-08 21:00:13,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:00:13,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:00:13,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:13,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:00:13,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:00:14,003 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-09-08 21:00:14,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:00:14,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:00:14,010 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:00:14,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:00:14,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:00:14,024 INFO L87 Difference]: Start difference. First operand 960 states. Second operand 3 states. [2019-09-08 21:00:14,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:00:14,306 INFO L93 Difference]: Finished difference Result 2189 states and 3020 transitions. [2019-09-08 21:00:14,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:00:14,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2019-09-08 21:00:14,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:00:14,351 INFO L225 Difference]: With dead ends: 2189 [2019-09-08 21:00:14,351 INFO L226 Difference]: Without dead ends: 1247 [2019-09-08 21:00:14,366 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 [2019-09-08 21:00:14,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2019-09-08 21:00:14,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1244. [2019-09-08 21:00:14,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1244 states. [2019-09-08 21:00:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1686 transitions. [2019-09-08 21:00:14,578 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1686 transitions. Word has length 147 [2019-09-08 21:00:14,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:00:14,581 INFO L475 AbstractCegarLoop]: Abstraction has 1244 states and 1686 transitions. [2019-09-08 21:00:14,581 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:00:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1686 transitions. [2019-09-08 21:00:14,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-08 21:00:14,596 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:00:14,597 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:00:14,598 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:00:14,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:00:14,598 INFO L82 PathProgramCache]: Analyzing trace with hash 745025737, now seen corresponding path program 1 times [2019-09-08 21:00:14,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:00:14,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:00:14,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:14,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:00:14,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:00:14,955 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-09-08 21:00:14,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:00:14,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:00:14,957 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:00:14,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:00:14,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:14,958 INFO L87 Difference]: Start difference. First operand 1244 states and 1686 transitions. Second operand 5 states. [2019-09-08 21:00:18,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:00:18,190 INFO L93 Difference]: Finished difference Result 5982 states and 8655 transitions. [2019-09-08 21:00:18,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:00:18,191 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2019-09-08 21:00:18,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:00:18,237 INFO L225 Difference]: With dead ends: 5982 [2019-09-08 21:00:18,237 INFO L226 Difference]: Without dead ends: 4791 [2019-09-08 21:00:18,248 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:18,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4791 states. [2019-09-08 21:00:18,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4791 to 4775. [2019-09-08 21:00:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4775 states. [2019-09-08 21:00:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 4775 states and 6780 transitions. [2019-09-08 21:00:18,563 INFO L78 Accepts]: Start accepts. Automaton has 4775 states and 6780 transitions. Word has length 160 [2019-09-08 21:00:18,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:00:18,564 INFO L475 AbstractCegarLoop]: Abstraction has 4775 states and 6780 transitions. [2019-09-08 21:00:18,565 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:00:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 4775 states and 6780 transitions. [2019-09-08 21:00:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-09-08 21:00:18,567 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:00:18,568 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:00:18,568 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:00:18,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:00:18,569 INFO L82 PathProgramCache]: Analyzing trace with hash -2122377807, now seen corresponding path program 1 times [2019-09-08 21:00:18,569 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:00:18,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:00:18,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:18,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:00:18,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:00:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-09-08 21:00:18,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:00:18,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:00:18,865 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:00:18,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:00:18,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:18,866 INFO L87 Difference]: Start difference. First operand 4775 states and 6780 transitions. Second operand 5 states. [2019-09-08 21:00:22,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:00:22,625 INFO L93 Difference]: Finished difference Result 23615 states and 36444 transitions. [2019-09-08 21:00:22,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:00:22,626 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2019-09-08 21:00:22,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:00:22,798 INFO L225 Difference]: With dead ends: 23615 [2019-09-08 21:00:22,798 INFO L226 Difference]: Without dead ends: 18893 [2019-09-08 21:00:22,852 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:22,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18893 states. [2019-09-08 21:00:24,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18893 to 18880. [2019-09-08 21:00:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18880 states. [2019-09-08 21:00:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18880 states to 18880 states and 28387 transitions. [2019-09-08 21:00:24,808 INFO L78 Accepts]: Start accepts. Automaton has 18880 states and 28387 transitions. Word has length 161 [2019-09-08 21:00:24,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:00:24,809 INFO L475 AbstractCegarLoop]: Abstraction has 18880 states and 28387 transitions. [2019-09-08 21:00:24,809 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:00:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 18880 states and 28387 transitions. [2019-09-08 21:00:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-08 21:00:24,812 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:00:24,812 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:00:24,812 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:00:24,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:00:24,813 INFO L82 PathProgramCache]: Analyzing trace with hash -248844911, now seen corresponding path program 1 times [2019-09-08 21:00:24,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:00:24,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:00:24,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:24,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:00:24,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:00:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-09-08 21:00:24,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:00:24,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:00:24,955 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:00:24,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:00:24,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:24,956 INFO L87 Difference]: Start difference. First operand 18880 states and 28387 transitions. Second operand 5 states. [2019-09-08 21:00:31,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:00:31,208 INFO L93 Difference]: Finished difference Result 94068 states and 157885 transitions. [2019-09-08 21:00:31,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:00:31,209 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 162 [2019-09-08 21:00:31,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:00:31,794 INFO L225 Difference]: With dead ends: 94068 [2019-09-08 21:00:31,795 INFO L226 Difference]: Without dead ends: 75241 [2019-09-08 21:00:31,957 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:32,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75241 states. [2019-09-08 21:00:35,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75241 to 75224. [2019-09-08 21:00:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75224 states. [2019-09-08 21:00:37,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75224 states to 75224 states and 121873 transitions. [2019-09-08 21:00:37,669 INFO L78 Accepts]: Start accepts. Automaton has 75224 states and 121873 transitions. Word has length 162 [2019-09-08 21:00:37,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:00:37,670 INFO L475 AbstractCegarLoop]: Abstraction has 75224 states and 121873 transitions. [2019-09-08 21:00:37,670 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:00:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 75224 states and 121873 transitions. [2019-09-08 21:00:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-09-08 21:00:37,672 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:00:37,673 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:00:37,673 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:00:37,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:00:37,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1730137735, now seen corresponding path program 1 times [2019-09-08 21:00:37,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:00:37,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:00:37,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:37,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:00:37,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:00:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:00:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-09-08 21:00:37,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:00:37,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:00:37,822 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:00:37,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:00:37,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:37,823 INFO L87 Difference]: Start difference. First operand 75224 states and 121873 transitions. Second operand 5 states. [2019-09-08 21:00:48,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:00:48,965 INFO L93 Difference]: Finished difference Result 370357 states and 682574 transitions. [2019-09-08 21:00:48,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:00:48,966 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 163 [2019-09-08 21:00:48,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:00:51,158 INFO L225 Difference]: With dead ends: 370357 [2019-09-08 21:00:51,158 INFO L226 Difference]: Without dead ends: 295186 [2019-09-08 21:00:51,583 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:00:51,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295186 states. [2019-09-08 21:01:11,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295186 to 295162. [2019-09-08 21:01:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295162 states. [2019-09-08 21:01:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295162 states to 295162 states and 519110 transitions. [2019-09-08 21:01:13,311 INFO L78 Accepts]: Start accepts. Automaton has 295162 states and 519110 transitions. Word has length 163 [2019-09-08 21:01:13,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:01:13,312 INFO L475 AbstractCegarLoop]: Abstraction has 295162 states and 519110 transitions. [2019-09-08 21:01:13,312 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:01:13,313 INFO L276 IsEmpty]: Start isEmpty. Operand 295162 states and 519110 transitions. [2019-09-08 21:01:13,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-09-08 21:01:13,315 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:01:13,315 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-08 21:01:13,316 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:01:13,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:01:13,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1952990766, now seen corresponding path program 1 times [2019-09-08 21:01:13,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:01:13,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:01:13,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:01:13,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:01:13,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:01:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:01:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2019-09-08 21:01:13,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:01:13,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:01:13,441 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:01:13,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:01:13,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:01:13,442 INFO L87 Difference]: Start difference. First operand 295162 states and 519110 transitions. Second operand 3 states. [2019-09-08 21:01:30,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:01:30,564 INFO L93 Difference]: Finished difference Result 712508 states and 1231787 transitions. [2019-09-08 21:01:30,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:01:30,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2019-09-08 21:01:30,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:01:33,087 INFO L225 Difference]: With dead ends: 712508 [2019-09-08 21:01:33,087 INFO L226 Difference]: Without dead ends: 417399 [2019-09-08 21:01:43,478 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 [2019-09-08 21:01:43,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417399 states. [2019-09-08 21:02:03,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417399 to 417396. [2019-09-08 21:02:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417396 states. [2019-09-08 21:02:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417396 states to 417396 states and 709666 transitions. [2019-09-08 21:02:20,459 INFO L78 Accepts]: Start accepts. Automaton has 417396 states and 709666 transitions. Word has length 182 [2019-09-08 21:02:20,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:02:20,464 INFO L475 AbstractCegarLoop]: Abstraction has 417396 states and 709666 transitions. [2019-09-08 21:02:20,465 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:02:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 417396 states and 709666 transitions. [2019-09-08 21:02:20,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-09-08 21:02:20,476 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:02:20,476 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-08 21:02:20,476 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:02:20,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:02:20,477 INFO L82 PathProgramCache]: Analyzing trace with hash 755119461, now seen corresponding path program 1 times [2019-09-08 21:02:20,477 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:02:20,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:02:20,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:02:20,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:02:20,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:02:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:02:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2019-09-08 21:02:20,747 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:02:20,747 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:02:20,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:02:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:02:21,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-08 21:02:21,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:02:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-09-08 21:02:21,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:02:21,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:02:21,153 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:02:21,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:02:21,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:02:21,153 INFO L87 Difference]: Start difference. First operand 417396 states and 709666 transitions. Second operand 7 states. [2019-09-08 21:02:58,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:02:58,003 INFO L93 Difference]: Finished difference Result 859838 states and 1454405 transitions. [2019-09-08 21:02:58,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 21:02:58,004 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 184 [2019-09-08 21:02:58,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:02:58,129 INFO L225 Difference]: With dead ends: 859838 [2019-09-08 21:02:58,129 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 21:03:00,300 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-09-08 21:03:00,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 21:03:00,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 21:03:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 21:03:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 21:03:00,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2019-09-08 21:03:00,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:03:00,363 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 21:03:00,363 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:03:00,364 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 21:03:00,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 21:03:00,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 21:03:03,509 WARN L188 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:03:11,510 WARN L188 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:03:39,582 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 3 [2019-09-08 21:05:12,515 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:05:15,418 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:05:26,815 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:05:32,983 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 3 [2019-09-08 21:05:36,221 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 3 [2019-09-08 21:05:46,868 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:05:47,040 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:05:48,029 WARN L188 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:05:52,909 WARN L188 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 902 DAG size of output: 7 [2019-09-08 21:06:09,531 WARN L188 SmtUtils]: Spent 16.57 s on a formula simplification. DAG size of input: 934 DAG size of output: 49 [2019-09-08 21:06:13,444 WARN L188 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 741 DAG size of output: 60 [2019-09-08 21:06:13,799 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 920 DAG size of output: 1 [2019-09-08 21:06:14,640 WARN L188 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:06:15,593 WARN L188 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 49 [2019-09-08 21:06:15,783 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:06:16,686 WARN L188 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:06:19,148 WARN L188 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:06:20,019 WARN L188 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:06:20,710 WARN L188 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:06:21,564 WARN L188 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:06:26,225 WARN L188 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 462 DAG size of output: 4 [2019-09-08 21:06:27,094 WARN L188 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:06:32,279 WARN L188 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 626 DAG size of output: 46 [2019-09-08 21:06:36,341 WARN L188 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 741 DAG size of output: 60 [2019-09-08 21:06:41,162 WARN L188 SmtUtils]: Spent 4.77 s on a formula simplification. DAG size of input: 902 DAG size of output: 7 [2019-09-08 21:06:41,873 WARN L188 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:06:42,749 WARN L188 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:06:48,097 WARN L188 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 924 DAG size of output: 46 [2019-09-08 21:06:50,874 WARN L188 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 339 DAG size of output: 49 [2019-09-08 21:06:51,589 WARN L188 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:06:52,298 WARN L188 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:06:52,459 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:06:54,795 WARN L188 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:06:57,131 WARN L188 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:06:57,307 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:07:01,335 WARN L188 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 741 DAG size of output: 60 [2019-09-08 21:07:06,111 WARN L188 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 902 DAG size of output: 7 [2019-09-08 21:07:07,011 WARN L188 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:07:10,901 WARN L188 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 741 DAG size of output: 60 [2019-09-08 21:07:11,766 WARN L188 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:07:12,492 WARN L188 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:07:24,457 WARN L188 SmtUtils]: Spent 11.92 s on a formula simplification. DAG size of input: 1200 DAG size of output: 1 [2019-09-08 21:07:29,899 WARN L188 SmtUtils]: Spent 5.28 s on a formula simplification. DAG size of input: 926 DAG size of output: 49 [2019-09-08 21:07:32,232 WARN L188 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:07:37,261 WARN L188 SmtUtils]: Spent 4.97 s on a formula simplification. DAG size of input: 922 DAG size of output: 7 [2019-09-08 21:07:39,635 WARN L188 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:07:40,511 WARN L188 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:07:44,821 WARN L188 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 387 DAG size of output: 73 [2019-09-08 21:08:01,593 WARN L188 SmtUtils]: Spent 16.74 s on a formula simplification. DAG size of input: 933 DAG size of output: 49 [2019-09-08 21:08:02,479 WARN L188 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:08:03,189 WARN L188 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 1746 DAG size of output: 1 [2019-09-08 21:08:03,326 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:08:03,639 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 1 [2019-09-08 21:08:03,845 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 1 [2019-09-08 21:08:06,618 WARN L188 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 339 DAG size of output: 49 [2019-09-08 21:08:06,901 WARN L188 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 1 [2019-09-08 21:08:19,882 WARN L188 SmtUtils]: Spent 12.95 s on a formula simplification. DAG size of input: 1494 DAG size of output: 7 [2019-09-08 21:08:20,719 WARN L188 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:08:21,355 WARN L188 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 7 [2019-09-08 21:08:26,554 WARN L188 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 906 DAG size of output: 49 [2019-09-08 21:08:43,586 WARN L188 SmtUtils]: Spent 17.00 s on a formula simplification. DAG size of input: 934 DAG size of output: 49 [2019-09-08 21:08:48,902 WARN L188 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 926 DAG size of output: 49 [2019-09-08 21:08:49,163 WARN L188 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 1 [2019-09-08 21:08:54,017 WARN L188 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 902 DAG size of output: 7 [2019-09-08 21:08:54,936 WARN L188 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:08:55,816 WARN L188 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:08:58,170 WARN L188 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:08:59,148 WARN L188 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:09:04,351 WARN L188 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 906 DAG size of output: 49 [2019-09-08 21:09:09,608 WARN L188 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 924 DAG size of output: 46 [2019-09-08 21:09:29,077 WARN L188 SmtUtils]: Spent 19.44 s on a formula simplification. DAG size of input: 892 DAG size of output: 100 [2019-09-08 21:09:55,368 WARN L188 SmtUtils]: Spent 26.26 s on a formula simplification. DAG size of input: 1213 DAG size of output: 3 [2019-09-08 21:09:55,495 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:09:56,412 WARN L188 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:09:57,341 WARN L188 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:10:14,336 WARN L188 SmtUtils]: Spent 16.96 s on a formula simplification. DAG size of input: 932 DAG size of output: 49 [2019-09-08 21:10:17,064 WARN L188 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 339 DAG size of output: 49 [2019-09-08 21:10:19,854 WARN L188 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 340 DAG size of output: 49 [2019-09-08 21:10:23,747 WARN L188 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 741 DAG size of output: 60 [2019-09-08 21:10:37,796 WARN L188 SmtUtils]: Spent 13.95 s on a formula simplification. DAG size of input: 825 DAG size of output: 60 [2019-09-08 21:10:38,046 WARN L188 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 1 [2019-09-08 21:10:38,162 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:10:39,136 WARN L188 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 49 [2019-09-08 21:10:40,019 WARN L188 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:10:40,278 WARN L188 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 891 DAG size of output: 1 [2019-09-08 21:10:40,464 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:10:41,395 WARN L188 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 49 [2019-09-08 21:10:42,108 WARN L188 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:10:42,364 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 1 [2019-09-08 21:10:43,072 WARN L188 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:10:43,426 WARN L188 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 920 DAG size of output: 1 [2019-09-08 21:10:44,321 WARN L188 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:10:44,555 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:10:45,420 WARN L188 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:10:47,794 WARN L188 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:10:48,777 WARN L188 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:10:48,998 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 1 [2019-09-08 21:11:05,824 WARN L188 SmtUtils]: Spent 16.79 s on a formula simplification. DAG size of input: 933 DAG size of output: 49 [2019-09-08 21:11:08,151 WARN L188 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 627 DAG size of output: 7 [2019-09-08 21:11:08,948 WARN L188 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:11:25,683 WARN L188 SmtUtils]: Spent 16.70 s on a formula simplification. DAG size of input: 933 DAG size of output: 49 [2019-09-08 21:11:26,409 WARN L188 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7