java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 01:40:38,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 01:40:38,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 01:40:38,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 01:40:38,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 01:40:38,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 01:40:38,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 01:40:38,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 01:40:38,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 01:40:38,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 01:40:38,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 01:40:38,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 01:40:38,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 01:40:38,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 01:40:38,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 01:40:38,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 01:40:38,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 01:40:38,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 01:40:38,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 01:40:38,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 01:40:38,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 01:40:38,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 01:40:38,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 01:40:38,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 01:40:38,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 01:40:38,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 01:40:38,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 01:40:38,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 01:40:38,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 01:40:38,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 01:40:38,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 01:40:38,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 01:40:38,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 01:40:38,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 01:40:38,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 01:40:38,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 01:40:38,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 01:40:38,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 01:40:38,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 01:40:38,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 01:40:38,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 01:40:38,545 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 [2019-10-03 01:40:38,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 01:40:38,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 01:40:38,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 01:40:38,560 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 01:40:38,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 01:40:38,561 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 01:40:38,561 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 01:40:38,562 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 01:40:38,562 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 01:40:38,562 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 01:40:38,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 01:40:38,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 01:40:38,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 01:40:38,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 01:40:38,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 01:40:38,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 01:40:38,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 01:40:38,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 01:40:38,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 01:40:38,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 01:40:38,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 01:40:38,565 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 01:40:38,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 01:40:38,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 01:40:38,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 01:40:38,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 01:40:38,566 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 01:40:38,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 01:40:38,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 01:40:38,566 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 01:40:38,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 01:40:38,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 01:40:38,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 01:40:38,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 01:40:38,627 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 01:40:38,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-10-03 01:40:38,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a7675ea0/7bc53232f1924d9794c53c8b445b6e6e/FLAG896340351 [2019-10-03 01:40:39,652 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 01:40:39,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-10-03 01:40:39,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a7675ea0/7bc53232f1924d9794c53c8b445b6e6e/FLAG896340351 [2019-10-03 01:40:39,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a7675ea0/7bc53232f1924d9794c53c8b445b6e6e [2019-10-03 01:40:39,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 01:40:39,988 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 01:40:39,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 01:40:39,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 01:40:39,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 01:40:39,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:40:39" (1/1) ... [2019-10-03 01:40:39,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffb8e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:39, skipping insertion in model container [2019-10-03 01:40:39,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:40:39" (1/1) ... [2019-10-03 01:40:40,005 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 01:40:40,283 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 01:40:41,037 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2019-10-03 01:40:42,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:40:42,970 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 01:40:43,263 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2019-10-03 01:40:43,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 01:40:43,988 INFO L192 MainTranslator]: Completed translation [2019-10-03 01:40:43,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43 WrapperNode [2019-10-03 01:40:43,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 01:40:43,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 01:40:43,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 01:40:43,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 01:40:44,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... [2019-10-03 01:40:44,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 01:40:44,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 01:40:44,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 01:40:44,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 01:40:44,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 01:40:44,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 01:40:44,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 01:40:44,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 01:40:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-03 01:40:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-03 01:40:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 01:40:44,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2019-10-03 01:40:44,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-10-03 01:40:44,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-03 01:40:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-03 01:40:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-03 01:40:44,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-03 01:40:44,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-03 01:40:44,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 01:40:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 01:40:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-03 01:40:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 01:40:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 01:40:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 01:40:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2019-10-03 01:40:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_urb_data_copy [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_streaming [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_feed [2019-10-03 01:40:44,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_feed [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_bus_ctrl [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure hauppauge_hvr930c_init [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_h5_init [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_stick_init [2019-10-03 01:40:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_usb_xs_init [2019-10-03 01:40:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pctv_520e_init [2019-10-03 01:40:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_290e_set_lna [2019-10-03 01:40:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_292e_set_lna [2019-10-03 01:40:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_mt352_terratec_xs_init [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_attach_xc3028 [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_dvb [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_dvb [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_init [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure prevent_sleep [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_fini [2019-10-03 01:40:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_suspend [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_resume [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_register [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_unregister [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_em28xx_ops_1 [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 01:40:44,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-10-03 01:40:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-10-03 01:40:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2019-10-03 01:40:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-10-03 01:40:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_9 [2019-10-03 01:40:44,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_10 [2019-10-03 01:40:44,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-10-03 01:40:44,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_12 [2019-10-03 01:40:44,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_13 [2019-10-03 01:40:44,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-10-03 01:40:44,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-10-03 01:40:44,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_16 [2019-10-03 01:40:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_17 [2019-10-03 01:40:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_18 [2019-10-03 01:40:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_19 [2019-10-03 01:40:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_20 [2019-10-03 01:40:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_21 [2019-10-03 01:40:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_22 [2019-10-03 01:40:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_23 [2019-10-03 01:40:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_24 [2019-10-03 01:40:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_25 [2019-10-03 01:40:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_26 [2019-10-03 01:40:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_27 [2019-10-03 01:40:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_28 [2019-10-03 01:40:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_29 [2019-10-03 01:40:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 01:40:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 01:40:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 01:40:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 01:40:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 01:40:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-03 01:40:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-03 01:40:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-03 01:40:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-03 01:40:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-03 01:40:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 01:40:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 01:40:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 01:40:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-03 01:40:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2019-10-03 01:40:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2019-10-03 01:40:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2019-10-03 01:40:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-03 01:40:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-03 01:40:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter [2019-10-03 01:40:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-03 01:40:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-03 01:40:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2019-10-03 01:40:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-10-03 01:40:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-10-03 01:40:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-10-03 01:40:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-10-03 01:40:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-03 01:40:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-03 01:40:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-03 01:40:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-03 01:40:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_alloc_urbs [2019-10-03 01:40:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2019-10-03 01:40:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_usb_xfer [2019-10-03 01:40:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2019-10-03 01:40:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2019-10-03 01:40:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_setup_xc3028 [2019-10-03 01:40:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_urbs [2019-10-03 01:40:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2019-10-03 01:40:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_extension [2019-10-03 01:40:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2019-10-03 01:40:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2019-10-03 01:40:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request_one [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2019-10-03 01:40:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_1 [2019-10-03 01:40:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 01:40:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-10-03 01:40:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_1 [2019-10-03 01:40:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_1 [2019-10-03 01:40:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-03 01:40:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-03 01:40:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 01:40:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 01:40:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 01:40:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 01:40:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-03 01:40:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-03 01:40:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 01:40:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 01:40:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 01:40:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 01:40:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 01:40:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 01:40:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-03 01:40:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-03 01:40:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-03 01:40:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-03 01:40:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 01:40:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 01:40:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 01:40:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-03 01:40:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-03 01:40:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 01:40:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-03 01:40:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 01:40:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-03 01:40:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2019-10-03 01:40:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2019-10-03 01:40:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-10-03 01:40:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2019-10-03 01:40:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_9 [2019-10-03 01:40:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_10 [2019-10-03 01:40:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_12 [2019-10-03 01:40:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_16 [2019-10-03 01:40:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_19 [2019-10-03 01:40:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_21 [2019-10-03 01:40:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_23 [2019-10-03 01:40:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_25 [2019-10-03 01:40:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-10-03 01:40:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-10-03 01:40:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-10-03 01:40:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_13 [2019-10-03 01:40:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-10-03 01:40:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_17 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_18 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_20 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_22 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_24 [2019-10-03 01:40:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_26 [2019-10-03 01:40:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_27 [2019-10-03 01:40:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_28 [2019-10-03 01:40:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_29 [2019-10-03 01:40:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-03 01:40:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 01:40:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 01:40:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 01:40:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_em28xx_ops_1 [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 01:40:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure down [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-10-03 01:40:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-10-03 01:40:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_alloc_urbs [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_usb_xfer [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_urbs [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2019-10-03 01:40:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_extension [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_tuner_callback [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_setup_xc3028 [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_free_device [2019-10-03 01:40:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-03 01:40:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-03 01:40:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter [2019-10-03 01:40:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-10-03 01:40:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-10-03 01:40:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-03 01:40:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-03 01:40:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2019-10-03 01:40:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request_one [2019-10-03 01:40:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2019-10-03 01:40:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-03 01:40:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2019-10-03 01:40:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_urb_data_copy [2019-10-03 01:40:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_streaming [2019-10-03 01:40:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2019-10-03 01:40:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_feed [2019-10-03 01:40:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_feed [2019-10-03 01:40:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_bus_ctrl [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure hauppauge_hvr930c_init [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_h5_init [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_stick_init [2019-10-03 01:40:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_usb_xs_init [2019-10-03 01:40:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure pctv_520e_init [2019-10-03 01:40:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_290e_set_lna [2019-10-03 01:40:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_292e_set_lna [2019-10-03 01:40:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_mt352_terratec_xs_init [2019-10-03 01:40:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_attach_xc3028 [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_dvb [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_dvb [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_init [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2019-10-03 01:40:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure prevent_sleep [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_fini [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_suspend [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_resume [2019-10-03 01:40:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_register [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_unregister [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_1 [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_1 [2019-10-03 01:40:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_1 [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-03 01:40:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 01:40:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 01:40:46,456 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 01:41:09,617 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-03 01:41:20,967 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 01:41:20,967 INFO L283 CfgBuilder]: Removed 24 assume(true) statements. [2019-10-03 01:41:20,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:41:20 BoogieIcfgContainer [2019-10-03 01:41:20,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 01:41:20,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 01:41:20,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 01:41:20,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 01:41:20,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 01:40:39" (1/3) ... [2019-10-03 01:41:20,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2afe5250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:41:20, skipping insertion in model container [2019-10-03 01:41:20,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:40:43" (2/3) ... [2019-10-03 01:41:20,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2afe5250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 01:41:20, skipping insertion in model container [2019-10-03 01:41:20,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:41:20" (3/3) ... [2019-10-03 01:41:20,978 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2019-10-03 01:41:20,988 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 01:41:20,999 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 01:41:21,016 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 01:41:21,044 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 01:41:21,045 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 01:41:21,045 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 01:41:21,045 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 01:41:21,045 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 01:41:21,045 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 01:41:21,045 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 01:41:21,045 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 01:41:21,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states. [2019-10-03 01:41:21,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-03 01:41:21,107 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:41:21,108 INFO L411 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] [2019-10-03 01:41:21,110 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:41:21,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:21,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1076947028, now seen corresponding path program 1 times [2019-10-03 01:41:21,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:41:21,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:21,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:41:21,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:21,329 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:41:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:41:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 01:41:22,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:41:22,475 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:41:22,475 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:41:22,481 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:41:22,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:41:22,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:41:22,505 INFO L87 Difference]: Start difference. First operand 1860 states. Second operand 3 states. [2019-10-03 01:41:33,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:41:33,032 INFO L93 Difference]: Finished difference Result 3535 states and 4998 transitions. [2019-10-03 01:41:33,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:41:33,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-10-03 01:41:33,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:41:33,099 INFO L225 Difference]: With dead ends: 3535 [2019-10-03 01:41:33,099 INFO L226 Difference]: Without dead ends: 3518 [2019-10-03 01:41:33,102 INFO L640 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 [2019-10-03 01:41:33,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3518 states. [2019-10-03 01:41:33,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3518 to 3515. [2019-10-03 01:41:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3515 states. [2019-10-03 01:41:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 4971 transitions. [2019-10-03 01:41:33,391 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 4971 transitions. Word has length 39 [2019-10-03 01:41:33,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:41:33,392 INFO L475 AbstractCegarLoop]: Abstraction has 3515 states and 4971 transitions. [2019-10-03 01:41:33,392 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:41:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 4971 transitions. [2019-10-03 01:41:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-03 01:41:33,407 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:41:33,407 INFO L411 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] [2019-10-03 01:41:33,407 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:41:33,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:33,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1406203298, now seen corresponding path program 1 times [2019-10-03 01:41:33,408 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:41:33,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:33,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:41:33,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:33,439 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:41:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:41:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 01:41:34,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:41:34,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:41:34,020 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:41:34,024 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:41:34,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:41:34,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:41:34,025 INFO L87 Difference]: Start difference. First operand 3515 states and 4971 transitions. Second operand 3 states. [2019-10-03 01:41:34,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:41:34,175 INFO L93 Difference]: Finished difference Result 7015 states and 9965 transitions. [2019-10-03 01:41:34,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:41:34,175 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-03 01:41:34,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:41:34,217 INFO L225 Difference]: With dead ends: 7015 [2019-10-03 01:41:34,217 INFO L226 Difference]: Without dead ends: 7005 [2019-10-03 01:41:34,218 INFO L640 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 [2019-10-03 01:41:34,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7005 states. [2019-10-03 01:41:34,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7005 to 7001. [2019-10-03 01:41:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7001 states. [2019-10-03 01:41:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7001 states to 7001 states and 9951 transitions. [2019-10-03 01:41:34,639 INFO L78 Accepts]: Start accepts. Automaton has 7001 states and 9951 transitions. Word has length 43 [2019-10-03 01:41:34,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:41:34,639 INFO L475 AbstractCegarLoop]: Abstraction has 7001 states and 9951 transitions. [2019-10-03 01:41:34,640 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:41:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 7001 states and 9951 transitions. [2019-10-03 01:41:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-03 01:41:34,642 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:41:34,642 INFO L411 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] [2019-10-03 01:41:34,643 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:41:34,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:34,644 INFO L82 PathProgramCache]: Analyzing trace with hash -864152389, now seen corresponding path program 1 times [2019-10-03 01:41:34,644 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:41:34,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:34,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:41:34,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:34,666 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:41:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:41:35,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 01:41:35,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:41:35,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:41:35,035 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:41:35,036 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:41:35,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:41:35,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:41:35,037 INFO L87 Difference]: Start difference. First operand 7001 states and 9951 transitions. Second operand 3 states. [2019-10-03 01:41:37,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:41:37,326 INFO L93 Difference]: Finished difference Result 7279 states and 10308 transitions. [2019-10-03 01:41:37,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:41:37,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2019-10-03 01:41:37,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:41:37,372 INFO L225 Difference]: With dead ends: 7279 [2019-10-03 01:41:37,373 INFO L226 Difference]: Without dead ends: 7279 [2019-10-03 01:41:37,373 INFO L640 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 [2019-10-03 01:41:37,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7279 states. [2019-10-03 01:41:37,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7279 to 7266. [2019-10-03 01:41:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7266 states. [2019-10-03 01:41:37,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7266 states to 7266 states and 10296 transitions. [2019-10-03 01:41:37,709 INFO L78 Accepts]: Start accepts. Automaton has 7266 states and 10296 transitions. Word has length 51 [2019-10-03 01:41:37,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:41:37,709 INFO L475 AbstractCegarLoop]: Abstraction has 7266 states and 10296 transitions. [2019-10-03 01:41:37,710 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:41:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7266 states and 10296 transitions. [2019-10-03 01:41:37,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-03 01:41:37,713 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:41:37,714 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:41:37,714 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:41:37,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:37,715 INFO L82 PathProgramCache]: Analyzing trace with hash 667155695, now seen corresponding path program 1 times [2019-10-03 01:41:37,715 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:41:37,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:37,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:41:37,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:37,742 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:41:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:41:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-03 01:41:38,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 01:41:38,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 01:41:38,174 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:41:38,174 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 01:41:38,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 01:41:38,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 01:41:38,175 INFO L87 Difference]: Start difference. First operand 7266 states and 10296 transitions. Second operand 3 states. [2019-10-03 01:41:43,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:41:43,285 INFO L93 Difference]: Finished difference Result 8441 states and 11784 transitions. [2019-10-03 01:41:43,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 01:41:43,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-10-03 01:41:43,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:41:43,365 INFO L225 Difference]: With dead ends: 8441 [2019-10-03 01:41:43,365 INFO L226 Difference]: Without dead ends: 8441 [2019-10-03 01:41:43,366 INFO L640 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 [2019-10-03 01:41:43,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8441 states. [2019-10-03 01:41:43,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8441 to 8426. [2019-10-03 01:41:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8426 states. [2019-10-03 01:41:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8426 states to 8426 states and 11770 transitions. [2019-10-03 01:41:43,678 INFO L78 Accepts]: Start accepts. Automaton has 8426 states and 11770 transitions. Word has length 83 [2019-10-03 01:41:43,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:41:43,679 INFO L475 AbstractCegarLoop]: Abstraction has 8426 states and 11770 transitions. [2019-10-03 01:41:43,680 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 01:41:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 8426 states and 11770 transitions. [2019-10-03 01:41:43,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-03 01:41:43,683 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 01:41:43,684 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 01:41:43,684 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 01:41:43,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:43,684 INFO L82 PathProgramCache]: Analyzing trace with hash 335106571, now seen corresponding path program 1 times [2019-10-03 01:41:43,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 01:41:43,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:43,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 01:41:43,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 01:41:43,707 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 01:41:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 01:41:44,953 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-10-03 01:41:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-03 01:41:45,066 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 01:41:45,066 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 01:41:45,067 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 86 with the following transitions: [2019-10-03 01:41:45,071 INFO L207 CegarAbsIntRunner]: [37], [41], [45], [49], [51], [73], [75], [78], [299], [300], [306], [307], [369], [371], [372], [387], [389], [390], [400], [403], [406], [587], [682], [684], [685], [690], [691], [692], [693], [883], [885], [887], [889], [892], [895], [908], [941], [944], [951], [959], [963], [1146], [1149], [1152], [1164], [1167], [1170], [1172], [1177], [1180], [1300], [3870], [3871], [3994], [3995], [4000], [4072], [4073], [4076], [4077], [4080], [4108], [4109], [4142], [4143], [4144], [4145], [4156], [4192], [4193], [4194], [4195], [4216], [4918], [4919], [4920] [2019-10-03 01:41:45,147 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 01:41:45,147 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 01:41:45,993 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 01:41:45,995 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 595 root evaluator evaluations with a maximum evaluation depth of 0. Performed 595 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1194 variables. [2019-10-03 01:41:46,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 01:41:46,001 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 01:41:46,059 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 01:41:46,059 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 01:41:46,062 INFO L420 sIntCurrentIteration]: We unified 84 AI predicates to 84 [2019-10-03 01:41:46,062 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 01:41:46,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 01:41:46,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 01:41:46,064 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 01:41:46,064 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 01:41:46,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 01:41:46,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:41:46,065 INFO L87 Difference]: Start difference. First operand 8426 states and 11770 transitions. Second operand 2 states. [2019-10-03 01:41:46,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 01:41:46,065 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 01:41:46,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 01:41:46,066 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 85 [2019-10-03 01:41:46,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 01:41:46,066 INFO L225 Difference]: With dead ends: 2 [2019-10-03 01:41:46,066 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 01:41:46,067 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 01:41:46,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 01:41:46,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 01:41:46,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 01:41:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 01:41:46,067 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2019-10-03 01:41:46,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 01:41:46,068 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 01:41:46,068 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 01:41:46,068 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 01:41:46,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 01:41:46,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 01:41:46 BoogieIcfgContainer [2019-10-03 01:41:46,073 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 01:41:46,075 INFO L168 Benchmark]: Toolchain (without parser) took 66086.93 ms. Allocated memory was 130.5 MB in the beginning and 1.0 GB in the end (delta: 873.5 MB). Free memory was 69.8 MB in the beginning and 709.3 MB in the end (delta: -639.5 MB). Peak memory consumption was 234.0 MB. Max. memory is 7.1 GB. [2019-10-03 01:41:46,076 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 01:41:46,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4000.38 ms. Allocated memory was 130.5 MB in the beginning and 288.4 MB in the end (delta: 157.8 MB). Free memory was 69.3 MB in the beginning and 64.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 162.5 MB. Max. memory is 7.1 GB. [2019-10-03 01:41:46,078 INFO L168 Benchmark]: Boogie Preprocessor took 511.85 ms. Allocated memory was 288.4 MB in the beginning and 297.3 MB in the end (delta: 8.9 MB). Free memory was 64.7 MB in the beginning and 175.8 MB in the end (delta: -111.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-10-03 01:41:46,079 INFO L168 Benchmark]: RCFGBuilder took 36467.64 ms. Allocated memory was 297.3 MB in the beginning and 958.4 MB in the end (delta: 661.1 MB). Free memory was 175.8 MB in the beginning and 499.4 MB in the end (delta: -323.6 MB). Peak memory consumption was 773.2 MB. Max. memory is 7.1 GB. [2019-10-03 01:41:46,080 INFO L168 Benchmark]: TraceAbstraction took 25102.47 ms. Allocated memory was 958.4 MB in the beginning and 1.0 GB in the end (delta: 45.6 MB). Free memory was 499.4 MB in the beginning and 709.3 MB in the end (delta: -209.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 01:41:46,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4000.38 ms. Allocated memory was 130.5 MB in the beginning and 288.4 MB in the end (delta: 157.8 MB). Free memory was 69.3 MB in the beginning and 64.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 162.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 511.85 ms. Allocated memory was 288.4 MB in the beginning and 297.3 MB in the end (delta: 8.9 MB). Free memory was 64.7 MB in the beginning and 175.8 MB in the end (delta: -111.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 36467.64 ms. Allocated memory was 297.3 MB in the beginning and 958.4 MB in the end (delta: 661.1 MB). Free memory was 175.8 MB in the beginning and 499.4 MB in the end (delta: -323.6 MB). Peak memory consumption was 773.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25102.47 ms. Allocated memory was 958.4 MB in the beginning and 1.0 GB in the end (delta: 45.6 MB). Free memory was 499.4 MB in the beginning and 709.3 MB in the end (delta: -209.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12913]: 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 151 procedures, 1922 locations, 1 error locations. SAFE Result, 25.0s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 18.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11192 SDtfs, 5490 SDslu, 9898 SDs, 0 SdLazy, 168 SolverSat, 31 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 16.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8426occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 8.380952380952381 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 35 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 301 NumberOfCodeBlocks, 301 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 31384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 15/22 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...