java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 09:11:25,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 09:11:25,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 09:11:25,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 09:11:25,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 09:11:25,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 09:11:25,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 09:11:25,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 09:11:25,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 09:11:25,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 09:11:25,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 09:11:25,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 09:11:25,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 09:11:25,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 09:11:25,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 09:11:25,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 09:11:25,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 09:11:25,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 09:11:25,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 09:11:25,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 09:11:25,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 09:11:25,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 09:11:25,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 09:11:25,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 09:11:25,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 09:11:25,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 09:11:25,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 09:11:25,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 09:11:25,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 09:11:25,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 09:11:25,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 09:11:25,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 09:11:25,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 09:11:25,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 09:11:25,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 09:11:25,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 09:11:25,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 09:11:25,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 09:11:25,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 09:11:25,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 09:11:25,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 09:11:25,467 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 09:11:25,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 09:11:25,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 09:11:25,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 09:11:25,483 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 09:11:25,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 09:11:25,484 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 09:11:25,484 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 09:11:25,484 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 09:11:25,485 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 09:11:25,485 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 09:11:25,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 09:11:25,486 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 09:11:25,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 09:11:25,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 09:11:25,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 09:11:25,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 09:11:25,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 09:11:25,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 09:11:25,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 09:11:25,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 09:11:25,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 09:11:25,488 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 09:11:25,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 09:11:25,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 09:11:25,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 09:11:25,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 09:11:25,489 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 09:11:25,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 09:11:25,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 09:11:25,489 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 09:11:25,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 09:11:25,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 09:11:25,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 09:11:25,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 09:11:25,537 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 09:11:25,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-09-10 09:11:25,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba10606f3/08d83e3b06d64fb0876e065bec0c6bb1/FLAG18738c663 [2019-09-10 09:11:26,423 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 09:11:26,424 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-09-10 09:11:26,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba10606f3/08d83e3b06d64fb0876e065bec0c6bb1/FLAG18738c663 [2019-09-10 09:11:26,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba10606f3/08d83e3b06d64fb0876e065bec0c6bb1 [2019-09-10 09:11:26,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 09:11:26,949 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 09:11:26,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 09:11:26,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 09:11:26,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 09:11:26,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:11:26" (1/1) ... [2019-09-10 09:11:26,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a1ce49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:26, skipping insertion in model container [2019-09-10 09:11:26,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 09:11:26" (1/1) ... [2019-09-10 09:11:26,967 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 09:11:27,155 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 09:11:29,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:11:29,473 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 09:11:30,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 09:11:30,266 INFO L192 MainTranslator]: Completed translation [2019-09-10 09:11:30,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30 WrapperNode [2019-09-10 09:11:30,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 09:11:30,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 09:11:30,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 09:11:30,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 09:11:30,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... [2019-09-10 09:11:30,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 09:11:30,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 09:11:30,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 09:11:30,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 09:11:30,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 09:11:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 09:11:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 09:11:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-10 09:11:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-09-10 09:11:30,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-09-10 09:11:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 09:11:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 09:11:30,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 09:11:30,666 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 09:11:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-10 09:11:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 09:11:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-10 09:11:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-10 09:11:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-10 09:11:30,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-10 09:11:30,670 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-10 09:11:30,670 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-10 09:11:30,670 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 09:11:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 09:11:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 09:11:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 09:11:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-10 09:11:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-10 09:11:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-10 09:11:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-10 09:11:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2019-09-10 09:11:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2019-09-10 09:11:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-10 09:11:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-10 09:11:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-10 09:11:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 09:11:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-10 09:11:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-10 09:11:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-10 09:11:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2019-09-10 09:11:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2019-09-10 09:11:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2019-09-10 09:11:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2019-09-10 09:11:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2019-09-10 09:11:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2019-09-10 09:11:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2019-09-10 09:11:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2019-09-10 09:11:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2019-09-10 09:11:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2019-09-10 09:11:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2019-09-10 09:11:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2019-09-10 09:11:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2019-09-10 09:11:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2019-09-10 09:11:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2019-09-10 09:11:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2019-09-10 09:11:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2019-09-10 09:11:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2019-09-10 09:11:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2019-09-10 09:11:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2019-09-10 09:11:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2019-09-10 09:11:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2019-09-10 09:11:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init [2019-09-10 09:11:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit [2019-09-10 09:11:30,685 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-10 09:11:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-10 09:11:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 09:11:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-10 09:11:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 09:11:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-10 09:11:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-09-10 09:11:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-09-10 09:11:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2019-09-10 09:11:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2019-09-10 09:11:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-09-10 09:11:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-09-10 09:11:30,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-09-10 09:11:30,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-09-10 09:11:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-09-10 09:11:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-09-10 09:11:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-10 09:11:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-10 09:11:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-10 09:11:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 09:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 09:11:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-10 09:11:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-09-10 09:11:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-10 09:11:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-09-10 09:11:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-09-10 09:11:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2019-09-10 09:11:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2019-09-10 09:11:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-10 09:11:30,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 09:11:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 09:11:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 09:11:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-09-10 09:11:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 09:11:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 09:11:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 09:11:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 09:11:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 09:11:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 09:11:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-10 09:11:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 09:11:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 09:11:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-10 09:11:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-10 09:11:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-10 09:11:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-10 09:11:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 09:11:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-10 09:11:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-09-10 09:11:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-09-10 09:11:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 09:11:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2019-09-10 09:11:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2019-09-10 09:11:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2019-09-10 09:11:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2019-09-10 09:11:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2019-09-10 09:11:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2019-09-10 09:11:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2019-09-10 09:11:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2019-09-10 09:11:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2019-09-10 09:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2019-09-10 09:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2019-09-10 09:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2019-09-10 09:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 09:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2019-09-10 09:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2019-09-10 09:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2019-09-10 09:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 09:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2019-09-10 09:11:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-10 09:11:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 09:11:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 09:11:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 09:11:32,562 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:32,659 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-09-10 09:11:32,659 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-09-10 09:11:35,440 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:35,619 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-10 09:11:35,619 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-10 09:11:36,145 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-10 09:11:44,477 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:44,510 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-10 09:11:44,510 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-10 09:11:44,649 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:44,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-10 09:11:44,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-10 09:11:44,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint L8641: #res := 0; [2019-09-10 09:11:44,886 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:45,087 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-09-10 09:11:45,088 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-09-10 09:11:45,574 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:45,700 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2019-09-10 09:11:45,701 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2019-09-10 09:11:45,834 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-10 09:11:45,900 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-10 09:11:45,901 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-10 09:11:46,201 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 09:11:46,202 INFO L283 CfgBuilder]: Removed 47 assume(true) statements. [2019-09-10 09:11:46,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:11:46 BoogieIcfgContainer [2019-09-10 09:11:46,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 09:11:46,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 09:11:46,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 09:11:46,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 09:11:46,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 09:11:26" (1/3) ... [2019-09-10 09:11:46,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471b91f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:11:46, skipping insertion in model container [2019-09-10 09:11:46,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 09:11:30" (2/3) ... [2019-09-10 09:11:46,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471b91f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 09:11:46, skipping insertion in model container [2019-09-10 09:11:46,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 09:11:46" (3/3) ... [2019-09-10 09:11:46,214 INFO L109 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-09-10 09:11:46,224 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 09:11:46,239 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 09:11:46,258 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 09:11:46,290 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 09:11:46,290 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 09:11:46,290 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 09:11:46,290 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 09:11:46,290 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 09:11:46,290 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 09:11:46,291 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 09:11:46,291 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 09:11:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states. [2019-09-10 09:11:46,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-09-10 09:11:46,344 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:11:46,345 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:11:46,348 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:11:46,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:11:46,354 INFO L82 PathProgramCache]: Analyzing trace with hash 236563377, now seen corresponding path program 1 times [2019-09-10 09:11:46,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:11:46,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:46,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:11:46,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:46,496 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:11:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:11:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:11:47,345 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:11:47,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:11:47,345 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:11:47,350 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:11:47,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:11:47,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:11:47,371 INFO L87 Difference]: Start difference. First operand 1460 states. Second operand 3 states. [2019-09-10 09:11:47,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:11:47,609 INFO L93 Difference]: Finished difference Result 2523 states and 3266 transitions. [2019-09-10 09:11:47,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:11:47,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-09-10 09:11:47,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:11:47,647 INFO L225 Difference]: With dead ends: 2523 [2019-09-10 09:11:47,647 INFO L226 Difference]: Without dead ends: 2506 [2019-09-10 09:11:47,649 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 09:11:47,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2019-09-10 09:11:47,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2502. [2019-09-10 09:11:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2502 states. [2019-09-10 09:11:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2502 states and 3239 transitions. [2019-09-10 09:11:47,850 INFO L78 Accepts]: Start accepts. Automaton has 2502 states and 3239 transitions. Word has length 30 [2019-09-10 09:11:47,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:11:47,850 INFO L475 AbstractCegarLoop]: Abstraction has 2502 states and 3239 transitions. [2019-09-10 09:11:47,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:11:47,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3239 transitions. [2019-09-10 09:11:47,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-09-10 09:11:47,852 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:11:47,852 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:11:47,852 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:11:47,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:11:47,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1257087160, now seen corresponding path program 1 times [2019-09-10 09:11:47,853 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:11:47,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:47,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:11:47,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:47,863 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:11:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:11:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:11:48,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:11:48,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:11:48,205 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:11:48,207 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:11:48,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:11:48,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:11:48,208 INFO L87 Difference]: Start difference. First operand 2502 states and 3239 transitions. Second operand 3 states. [2019-09-10 09:11:48,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:11:48,343 INFO L93 Difference]: Finished difference Result 4975 states and 6485 transitions. [2019-09-10 09:11:48,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:11:48,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-09-10 09:11:48,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:11:48,381 INFO L225 Difference]: With dead ends: 4975 [2019-09-10 09:11:48,381 INFO L226 Difference]: Without dead ends: 4965 [2019-09-10 09:11:48,382 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 09:11:48,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4965 states. [2019-09-10 09:11:48,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4965 to 4958. [2019-09-10 09:11:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4958 states. [2019-09-10 09:11:48,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4958 states and 6466 transitions. [2019-09-10 09:11:48,623 INFO L78 Accepts]: Start accepts. Automaton has 4958 states and 6466 transitions. Word has length 31 [2019-09-10 09:11:48,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:11:48,623 INFO L475 AbstractCegarLoop]: Abstraction has 4958 states and 6466 transitions. [2019-09-10 09:11:48,624 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:11:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4958 states and 6466 transitions. [2019-09-10 09:11:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-09-10 09:11:48,637 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:11:48,637 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:11:48,638 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:11:48,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:11:48,639 INFO L82 PathProgramCache]: Analyzing trace with hash -794338311, now seen corresponding path program 1 times [2019-09-10 09:11:48,639 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:11:48,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:48,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:11:48,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:48,652 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:11:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:11:49,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:11:49,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:11:49,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:11:49,120 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:11:49,121 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:11:49,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:11:49,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:11:49,122 INFO L87 Difference]: Start difference. First operand 4958 states and 6466 transitions. Second operand 5 states. [2019-09-10 09:11:49,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:11:49,227 INFO L93 Difference]: Finished difference Result 4962 states and 6469 transitions. [2019-09-10 09:11:49,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 09:11:49,228 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97 [2019-09-10 09:11:49,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:11:49,268 INFO L225 Difference]: With dead ends: 4962 [2019-09-10 09:11:49,268 INFO L226 Difference]: Without dead ends: 4958 [2019-09-10 09:11:49,269 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:11:49,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2019-09-10 09:11:49,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 4958. [2019-09-10 09:11:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4958 states. [2019-09-10 09:11:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4958 states and 6465 transitions. [2019-09-10 09:11:49,501 INFO L78 Accepts]: Start accepts. Automaton has 4958 states and 6465 transitions. Word has length 97 [2019-09-10 09:11:49,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:11:49,502 INFO L475 AbstractCegarLoop]: Abstraction has 4958 states and 6465 transitions. [2019-09-10 09:11:49,502 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:11:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4958 states and 6465 transitions. [2019-09-10 09:11:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-09-10 09:11:49,506 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:11:49,506 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:11:49,506 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:11:49,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:11:49,507 INFO L82 PathProgramCache]: Analyzing trace with hash 314476888, now seen corresponding path program 1 times [2019-09-10 09:11:49,507 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:11:49,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:49,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:11:49,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:49,518 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:11:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:11:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 09:11:49,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:11:49,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:11:49,932 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:11:49,933 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:11:49,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:11:49,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:11:49,934 INFO L87 Difference]: Start difference. First operand 4958 states and 6465 transitions. Second operand 5 states. [2019-09-10 09:11:50,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:11:50,231 INFO L93 Difference]: Finished difference Result 5076 states and 6626 transitions. [2019-09-10 09:11:50,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 09:11:50,232 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97 [2019-09-10 09:11:50,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:11:50,265 INFO L225 Difference]: With dead ends: 5076 [2019-09-10 09:11:50,266 INFO L226 Difference]: Without dead ends: 5074 [2019-09-10 09:11:50,266 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:11:50,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5074 states. [2019-09-10 09:11:50,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5074 to 5029. [2019-09-10 09:11:50,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5029 states. [2019-09-10 09:11:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 5029 states and 6566 transitions. [2019-09-10 09:11:50,436 INFO L78 Accepts]: Start accepts. Automaton has 5029 states and 6566 transitions. Word has length 97 [2019-09-10 09:11:50,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:11:50,436 INFO L475 AbstractCegarLoop]: Abstraction has 5029 states and 6566 transitions. [2019-09-10 09:11:50,436 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:11:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 5029 states and 6566 transitions. [2019-09-10 09:11:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-09-10 09:11:50,439 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:11:50,439 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:11:50,439 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:11:50,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:11:50,440 INFO L82 PathProgramCache]: Analyzing trace with hash -446864274, now seen corresponding path program 1 times [2019-09-10 09:11:50,440 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:11:50,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:50,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:11:50,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:11:50,448 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:11:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:11:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-10 09:11:50,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:11:50,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 09:11:50,832 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:11:50,833 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 09:11:50,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 09:11:50,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 09:11:50,833 INFO L87 Difference]: Start difference. First operand 5029 states and 6566 transitions. Second operand 6 states. [2019-09-10 09:12:10,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:10,302 INFO L93 Difference]: Finished difference Result 8878 states and 12132 transitions. [2019-09-10 09:12:10,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-10 09:12:10,302 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2019-09-10 09:12:10,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:10,380 INFO L225 Difference]: With dead ends: 8878 [2019-09-10 09:12:10,380 INFO L226 Difference]: Without dead ends: 8878 [2019-09-10 09:12:10,381 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-10 09:12:10,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8878 states. [2019-09-10 09:12:10,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8878 to 8424. [2019-09-10 09:12:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8424 states. [2019-09-10 09:12:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8424 states to 8424 states and 11471 transitions. [2019-09-10 09:12:10,744 INFO L78 Accepts]: Start accepts. Automaton has 8424 states and 11471 transitions. Word has length 140 [2019-09-10 09:12:10,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:10,745 INFO L475 AbstractCegarLoop]: Abstraction has 8424 states and 11471 transitions. [2019-09-10 09:12:10,745 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 09:12:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 8424 states and 11471 transitions. [2019-09-10 09:12:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-09-10 09:12:10,747 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:10,747 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:10,748 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:10,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:10,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1070145876, now seen corresponding path program 1 times [2019-09-10 09:12:10,748 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:10,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:10,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:10,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:10,757 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-10 09:12:11,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:11,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:12:11,371 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:11,371 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:12:11,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:12:11,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:11,372 INFO L87 Difference]: Start difference. First operand 8424 states and 11471 transitions. Second operand 5 states. [2019-09-10 09:12:25,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:25,696 INFO L93 Difference]: Finished difference Result 9131 states and 12500 transitions. [2019-09-10 09:12:25,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 09:12:25,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2019-09-10 09:12:25,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:25,749 INFO L225 Difference]: With dead ends: 9131 [2019-09-10 09:12:25,749 INFO L226 Difference]: Without dead ends: 9131 [2019-09-10 09:12:25,750 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:25,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9131 states. [2019-09-10 09:12:26,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9131 to 8826. [2019-09-10 09:12:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8826 states. [2019-09-10 09:12:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8826 states to 8826 states and 12019 transitions. [2019-09-10 09:12:26,156 INFO L78 Accepts]: Start accepts. Automaton has 8826 states and 12019 transitions. Word has length 140 [2019-09-10 09:12:26,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:26,157 INFO L475 AbstractCegarLoop]: Abstraction has 8826 states and 12019 transitions. [2019-09-10 09:12:26,157 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:12:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 8826 states and 12019 transitions. [2019-09-10 09:12:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-09-10 09:12:26,163 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:26,163 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:26,163 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:26,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:26,164 INFO L82 PathProgramCache]: Analyzing trace with hash 677867436, now seen corresponding path program 1 times [2019-09-10 09:12:26,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:26,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:26,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:26,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:26,172 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:26,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-10 09:12:26,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:26,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 09:12:26,453 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:26,454 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 09:12:26,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 09:12:26,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 09:12:26,454 INFO L87 Difference]: Start difference. First operand 8826 states and 12019 transitions. Second operand 3 states. [2019-09-10 09:12:26,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:26,545 INFO L93 Difference]: Finished difference Result 8891 states and 12097 transitions. [2019-09-10 09:12:26,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 09:12:26,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2019-09-10 09:12:26,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:26,612 INFO L225 Difference]: With dead ends: 8891 [2019-09-10 09:12:26,612 INFO L226 Difference]: Without dead ends: 8891 [2019-09-10 09:12:26,613 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 09:12:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8891 states. [2019-09-10 09:12:26,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8891 to 8852. [2019-09-10 09:12:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8852 states. [2019-09-10 09:12:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8852 states to 8852 states and 12045 transitions. [2019-09-10 09:12:26,999 INFO L78 Accepts]: Start accepts. Automaton has 8852 states and 12045 transitions. Word has length 147 [2019-09-10 09:12:27,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:27,003 INFO L475 AbstractCegarLoop]: Abstraction has 8852 states and 12045 transitions. [2019-09-10 09:12:27,003 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 09:12:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 8852 states and 12045 transitions. [2019-09-10 09:12:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-10 09:12:27,012 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:27,012 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:27,012 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:27,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:27,013 INFO L82 PathProgramCache]: Analyzing trace with hash 474308661, now seen corresponding path program 1 times [2019-09-10 09:12:27,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:27,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:27,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:27,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:27,029 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:27,561 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-09-10 09:12:27,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:27,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:12:27,562 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:27,565 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:12:27,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:12:27,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:27,566 INFO L87 Difference]: Start difference. First operand 8852 states and 12045 transitions. Second operand 5 states. [2019-09-10 09:12:27,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:27,653 INFO L93 Difference]: Finished difference Result 6729 states and 9091 transitions. [2019-09-10 09:12:27,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 09:12:27,654 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2019-09-10 09:12:27,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:27,686 INFO L225 Difference]: With dead ends: 6729 [2019-09-10 09:12:27,686 INFO L226 Difference]: Without dead ends: 6729 [2019-09-10 09:12:27,687 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:27,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6729 states. [2019-09-10 09:12:27,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6729 to 6729. [2019-09-10 09:12:27,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6729 states. [2019-09-10 09:12:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6729 states to 6729 states and 9091 transitions. [2019-09-10 09:12:27,900 INFO L78 Accepts]: Start accepts. Automaton has 6729 states and 9091 transitions. Word has length 158 [2019-09-10 09:12:27,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:27,901 INFO L475 AbstractCegarLoop]: Abstraction has 6729 states and 9091 transitions. [2019-09-10 09:12:27,901 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:12:27,901 INFO L276 IsEmpty]: Start isEmpty. Operand 6729 states and 9091 transitions. [2019-09-10 09:12:27,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-09-10 09:12:27,903 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:27,904 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:27,904 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:27,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:27,905 INFO L82 PathProgramCache]: Analyzing trace with hash -196661398, now seen corresponding path program 1 times [2019-09-10 09:12:27,905 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:27,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:27,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:27,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:27,916 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:28,255 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-09-10 09:12:28,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:28,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:12:28,256 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:28,257 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:12:28,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:12:28,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:28,257 INFO L87 Difference]: Start difference. First operand 6729 states and 9091 transitions. Second operand 5 states. [2019-09-10 09:12:29,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:29,049 INFO L93 Difference]: Finished difference Result 6770 states and 9132 transitions. [2019-09-10 09:12:29,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 09:12:29,050 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2019-09-10 09:12:29,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:29,081 INFO L225 Difference]: With dead ends: 6770 [2019-09-10 09:12:29,082 INFO L226 Difference]: Without dead ends: 6770 [2019-09-10 09:12:29,082 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:29,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6770 states. [2019-09-10 09:12:29,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6770 to 6741. [2019-09-10 09:12:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6741 states. [2019-09-10 09:12:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6741 states to 6741 states and 9103 transitions. [2019-09-10 09:12:29,364 INFO L78 Accepts]: Start accepts. Automaton has 6741 states and 9103 transitions. Word has length 156 [2019-09-10 09:12:29,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:29,365 INFO L475 AbstractCegarLoop]: Abstraction has 6741 states and 9103 transitions. [2019-09-10 09:12:29,365 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:12:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6741 states and 9103 transitions. [2019-09-10 09:12:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-10 09:12:29,369 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:29,369 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:29,369 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:29,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:29,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1800534010, now seen corresponding path program 1 times [2019-09-10 09:12:29,370 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:29,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:29,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:29,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:29,379 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:29,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-10 09:12:29,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:29,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:12:29,712 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:29,713 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:12:29,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:12:29,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:29,714 INFO L87 Difference]: Start difference. First operand 6741 states and 9103 transitions. Second operand 5 states. [2019-09-10 09:12:37,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:37,842 INFO L93 Difference]: Finished difference Result 6860 states and 9236 transitions. [2019-09-10 09:12:37,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 09:12:37,842 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2019-09-10 09:12:37,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:37,878 INFO L225 Difference]: With dead ends: 6860 [2019-09-10 09:12:37,878 INFO L226 Difference]: Without dead ends: 6860 [2019-09-10 09:12:37,879 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 09:12:37,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6860 states. [2019-09-10 09:12:38,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6860 to 6741. [2019-09-10 09:12:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6741 states. [2019-09-10 09:12:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6741 states to 6741 states and 9099 transitions. [2019-09-10 09:12:38,052 INFO L78 Accepts]: Start accepts. Automaton has 6741 states and 9099 transitions. Word has length 155 [2019-09-10 09:12:38,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:38,053 INFO L475 AbstractCegarLoop]: Abstraction has 6741 states and 9099 transitions. [2019-09-10 09:12:38,053 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:12:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 6741 states and 9099 transitions. [2019-09-10 09:12:38,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-10 09:12:38,055 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:38,056 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:38,056 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:38,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:38,056 INFO L82 PathProgramCache]: Analyzing trace with hash -262193980, now seen corresponding path program 1 times [2019-09-10 09:12:38,056 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:38,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:38,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:38,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:38,063 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-10 09:12:38,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:38,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 09:12:38,383 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:38,384 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 09:12:38,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 09:12:38,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:38,384 INFO L87 Difference]: Start difference. First operand 6741 states and 9099 transitions. Second operand 5 states. [2019-09-10 09:12:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:12:41,209 INFO L93 Difference]: Finished difference Result 6377 states and 8571 transitions. [2019-09-10 09:12:41,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 09:12:41,210 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2019-09-10 09:12:41,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:12:41,237 INFO L225 Difference]: With dead ends: 6377 [2019-09-10 09:12:41,237 INFO L226 Difference]: Without dead ends: 6357 [2019-09-10 09:12:41,238 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 09:12:41,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6357 states. [2019-09-10 09:12:41,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6357 to 6308. [2019-09-10 09:12:41,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6308 states. [2019-09-10 09:12:41,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 8486 transitions. [2019-09-10 09:12:41,418 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 8486 transitions. Word has length 155 [2019-09-10 09:12:41,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:12:41,419 INFO L475 AbstractCegarLoop]: Abstraction has 6308 states and 8486 transitions. [2019-09-10 09:12:41,419 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 09:12:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 8486 transitions. [2019-09-10 09:12:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-10 09:12:41,424 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:12:41,424 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:12:41,425 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:12:41,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:12:41,425 INFO L82 PathProgramCache]: Analyzing trace with hash 485624788, now seen corresponding path program 1 times [2019-09-10 09:12:41,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:12:41,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:41,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:12:41,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:12:41,437 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:12:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:12:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-09-10 09:12:42,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 09:12:42,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 09:12:42,074 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:12:42,074 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 09:12:42,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 09:12:42,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-10 09:12:42,076 INFO L87 Difference]: Start difference. First operand 6308 states and 8486 transitions. Second operand 6 states. [2019-09-10 09:13:07,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:13:07,775 INFO L93 Difference]: Finished difference Result 11788 states and 17111 transitions. [2019-09-10 09:13:07,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-10 09:13:07,776 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2019-09-10 09:13:07,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:13:07,842 INFO L225 Difference]: With dead ends: 11788 [2019-09-10 09:13:07,842 INFO L226 Difference]: Without dead ends: 11788 [2019-09-10 09:13:07,843 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-09-10 09:13:07,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11788 states. [2019-09-10 09:13:08,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11788 to 11610. [2019-09-10 09:13:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11610 states. [2019-09-10 09:13:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11610 states to 11610 states and 16620 transitions. [2019-09-10 09:13:08,302 INFO L78 Accepts]: Start accepts. Automaton has 11610 states and 16620 transitions. Word has length 158 [2019-09-10 09:13:08,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:13:08,303 INFO L475 AbstractCegarLoop]: Abstraction has 11610 states and 16620 transitions. [2019-09-10 09:13:08,303 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 09:13:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 11610 states and 16620 transitions. [2019-09-10 09:13:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-10 09:13:08,306 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 09:13:08,306 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 09:13:08,306 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 09:13:08,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:13:08,307 INFO L82 PathProgramCache]: Analyzing trace with hash -606959199, now seen corresponding path program 1 times [2019-09-10 09:13:08,307 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 09:13:08,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:13:08,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 09:13:08,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 09:13:08,318 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 09:13:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 09:13:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-09-10 09:13:08,644 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 09:13:08,644 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 09:13:08,645 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2019-09-10 09:13:08,648 INFO L207 CegarAbsIntRunner]: [276], [277], [278], [279], [280], [435], [436], [1221], [1222], [1291], [1326], [1327], [1468], [1470], [1474], [1475], [1667], [1670], [1681], [1694], [1700], [1702], [1704], [1706], [1708], [1710], [1713], [1715], [1718], [1735], [1736], [1738], [1739], [1740], [1743], [1748], [1757], [1759], [1762], [1764], [1769], [1771], [1774], [1786], [1788], [1794], [1951], [1952], [2057], [2059], [2060], [2063], [2066], [2067], [2126], [2131], [2134], [2136], [2139], [2143], [2148], [2153], [2158], [2169], [2171], [2173], [2176], [2253], [2599], [2600], [2601], [2603], [2604], [2758], [2760], [2761], [3002], [3004], [3005], [3009], [3010], [3092], [3093], [3171], [3180], [3183], [3187], [3191], [3198], [3505], [3506], [3533], [3534], [3555], [3556], [3557], [3558], [3559], [3560], [3561], [3562], [3563], [3564], [3565], [3566], [3567], [3568], [3569], [3570], [3579], [3580], [3581], [3582], [3583], [3584], [3585], [3586], [3587], [3588], [3591], [3592], [3593], [3631], [3632], [3653], [3654], [3655], [3656], [3657], [3658], [3665], [3666], [3751], [3752], [3763], [3764], [3829], [3830], [3831], [3832], [3843], [3844], [3845], [3849], [3850], [3851] [2019-09-10 09:13:08,716 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 09:13:08,716 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 09:13:09,019 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 09:13:09,020 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 408 root evaluator evaluations with a maximum evaluation depth of 0. Performed 408 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 832 variables. [2019-09-10 09:13:09,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 09:13:09,026 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 09:13:09,123 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 09:13:09,123 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 09:13:09,128 INFO L420 sIntCurrentIteration]: We unified 159 AI predicates to 159 [2019-09-10 09:13:09,128 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 09:13:09,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 09:13:09,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-09-10 09:13:09,129 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 09:13:09,130 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 09:13:09,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 09:13:09,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 09:13:09,130 INFO L87 Difference]: Start difference. First operand 11610 states and 16620 transitions. Second operand 2 states. [2019-09-10 09:13:09,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 09:13:09,131 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 09:13:09,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 09:13:09,131 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 160 [2019-09-10 09:13:09,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 09:13:09,132 INFO L225 Difference]: With dead ends: 2 [2019-09-10 09:13:09,132 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 09:13:09,132 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 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 09:13:09,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 09:13:09,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 09:13:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 09:13:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 09:13:09,133 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2019-09-10 09:13:09,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 09:13:09,133 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 09:13:09,133 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 09:13:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 09:13:09,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 09:13:09,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 09:13:09 BoogieIcfgContainer [2019-09-10 09:13:09,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 09:13:09,142 INFO L168 Benchmark]: Toolchain (without parser) took 102192.12 ms. Allocated memory was 135.8 MB in the beginning and 991.4 MB in the end (delta: 855.6 MB). Free memory was 79.0 MB in the beginning and 580.5 MB in the end (delta: -501.4 MB). Peak memory consumption was 354.2 MB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,143 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3317.68 ms. Allocated memory was 135.8 MB in the beginning and 267.9 MB in the end (delta: 132.1 MB). Free memory was 78.8 MB in the beginning and 157.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 122.3 MB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,144 INFO L168 Benchmark]: Boogie Preprocessor took 323.47 ms. Allocated memory is still 267.9 MB. Free memory was 157.6 MB in the beginning and 126.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,145 INFO L168 Benchmark]: RCFGBuilder took 15612.46 ms. Allocated memory was 267.9 MB in the beginning and 696.3 MB in the end (delta: 428.3 MB). Free memory was 126.1 MB in the beginning and 602.1 MB in the end (delta: -476.0 MB). Peak memory consumption was 514.2 MB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,146 INFO L168 Benchmark]: TraceAbstraction took 82933.59 ms. Allocated memory was 696.3 MB in the beginning and 991.4 MB in the end (delta: 295.2 MB). Free memory was 602.1 MB in the beginning and 580.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 316.8 MB. Max. memory is 7.1 GB. [2019-09-10 09:13:09,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3317.68 ms. Allocated memory was 135.8 MB in the beginning and 267.9 MB in the end (delta: 132.1 MB). Free memory was 78.8 MB in the beginning and 157.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 122.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 323.47 ms. Allocated memory is still 267.9 MB. Free memory was 157.6 MB in the beginning and 126.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 15612.46 ms. Allocated memory was 267.9 MB in the beginning and 696.3 MB in the end (delta: 428.3 MB). Free memory was 126.1 MB in the beginning and 602.1 MB in the end (delta: -476.0 MB). Peak memory consumption was 514.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 82933.59 ms. Allocated memory was 696.3 MB in the beginning and 991.4 MB in the end (delta: 295.2 MB). Free memory was 602.1 MB in the beginning and 580.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 316.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10055]: 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 148 procedures, 1470 locations, 1 error locations. SAFE Result, 82.8s OverallTime, 13 OverallIterations, 5 TraceHistogramMax, 72.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22859 SDtfs, 13964 SDslu, 38803 SDs, 0 SdLazy, 13032 SolverSat, 3417 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 65.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 198 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11610occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 4.1257861635220126 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1229 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1624 NumberOfCodeBlocks, 1624 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1611 ConstructedInterpolants, 0 QuantifiedInterpolants, 345832 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 208/211 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...