java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:54:30,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:54:30,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:54:30,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:54:30,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:54:31,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:54:31,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:54:31,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:54:31,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:54:31,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:54:31,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:54:31,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:54:31,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:54:31,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:54:31,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:54:31,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:54:31,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:54:31,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:54:31,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:54:31,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:54:31,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:54:31,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:54:31,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:54:31,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:54:31,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:54:31,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:54:31,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:54:31,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:54:31,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:54:31,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:54:31,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:54:31,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:54:31,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:54:31,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:54:31,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:54:31,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:54:31,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:54:31,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:54:31,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:54:31,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:54:31,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:54:31,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 20:54:31,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:54:31,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:54:31,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:54:31,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:54:31,077 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:54:31,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:54:31,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:54:31,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:54:31,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:54:31,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:54:31,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:54:31,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:54:31,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:54:31,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:54:31,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:54:31,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:54:31,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:54:31,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:54:31,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:54:31,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:54:31,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:54:31,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:54:31,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:54:31,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:54:31,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:54:31,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:54:31,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:54:31,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:54:31,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:54:31,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:54:31,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:54:31,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:54:31,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:54:31,388 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:54:31,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-13 20:54:31,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052cc3843/9953132a85e7479eabd2d04c8e1241dd/FLAG70c5de3e4 [2019-10-13 20:54:32,349 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:54:32,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-13 20:54:32,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052cc3843/9953132a85e7479eabd2d04c8e1241dd/FLAG70c5de3e4 [2019-10-13 20:54:32,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052cc3843/9953132a85e7479eabd2d04c8e1241dd [2019-10-13 20:54:32,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:54:32,868 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:54:32,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:54:32,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:54:32,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:54:32,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:54:32" (1/1) ... [2019-10-13 20:54:32,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:32, skipping insertion in model container [2019-10-13 20:54:32,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:54:32" (1/1) ... [2019-10-13 20:54:32,883 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:54:32,997 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:54:35,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:54:35,216 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:54:35,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:54:35,941 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:54:35,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35 WrapperNode [2019-10-13 20:54:35,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:54:35,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:54:35,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:54:35,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:54:35,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:35,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (1/1) ... [2019-10-13 20:54:36,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:54:36,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:54:36,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:54:36,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:54:36,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (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 [2019-10-13 20:54:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:54:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:54:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:54:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-13 20:54:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-13 20:54:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 20:54:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-13 20:54:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-10-13 20:54:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-13 20:54:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-13 20:54:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 20:54:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:54:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 20:54:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:54:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:54:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:54:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:54:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:54:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:54:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:54:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:54:36,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:54:36,404 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-10-13 20:54:36,404 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-10-13 20:54:36,404 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-13 20:54:36,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-13 20:54:36,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:54:36,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:54:36,406 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-10-13 20:54:36,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-10-13 20:54:36,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-10-13 20:54:36,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-10-13 20:54:36,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-10-13 20:54:36,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-10-13 20:54:36,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-10-13 20:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-10-13 20:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-10-13 20:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-10-13 20:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-10-13 20:54:36,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-10-13 20:54:36,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-10-13 20:54:36,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-10-13 20:54:36,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-10-13 20:54:36,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-10-13 20:54:36,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-10-13 20:54:36,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-10-13 20:54:36,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-10-13 20:54:36,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-10-13 20:54:36,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-10-13 20:54:36,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-10-13 20:54:36,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-10-13 20:54:36,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-10-13 20:54:36,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-10-13 20:54:36,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:54:36,412 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 20:54:36,413 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 20:54:36,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-10-13 20:54:36,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-10-13 20:54:36,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-10-13 20:54:36,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-10-13 20:54:36,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-10-13 20:54:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-10-13 20:54:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-10-13 20:54:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-10-13 20:54:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-13 20:54:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-13 20:54:36,416 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-10-13 20:54:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-10-13 20:54:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-10-13 20:54:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-10-13 20:54:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-10-13 20:54:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-10-13 20:54:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-10-13 20:54:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-10-13 20:54:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-10-13 20:54:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-10-13 20:54:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-10-13 20:54:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-10-13 20:54:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-10-13 20:54:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-10-13 20:54:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-10-13 20:54:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-10-13 20:54:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-10-13 20:54:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-10-13 20:54:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-10-13 20:54:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-10-13 20:54:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-10-13 20:54:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-10-13 20:54:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-10-13 20:54:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:54:36,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:54:36,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:54:36,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:54:36,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:54:36,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-13 20:54:36,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-13 20:54:36,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-13 20:54:36,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-13 20:54:36,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-13 20:54:36,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:54:36,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 20:54:36,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-13 20:54:36,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 20:54:36,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:54:36,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-10-13 20:54:36,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-13 20:54:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 20:54:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-10-13 20:54:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 20:54:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 20:54:36,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:54:36,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:54:36,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 20:54:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-13 20:54:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-13 20:54:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-13 20:54:36,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-10-13 20:54:36,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-13 20:54:36,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-13 20:54:36,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-10-13 20:54:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-10-13 20:54:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-13 20:54:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-13 20:54:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-13 20:54:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-13 20:54:36,435 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-10-13 20:54:36,435 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-10-13 20:54:36,436 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-10-13 20:54:36,436 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-10-13 20:54:36,436 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-10-13 20:54:36,437 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-10-13 20:54:36,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-13 20:54:36,440 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-13 20:54:36,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-10-13 20:54:36,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-10-13 20:54:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-10-13 20:54:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-10-13 20:54:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-10-13 20:54:36,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-10-13 20:54:36,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:54:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-10-13 20:54:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-10-13 20:54:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-10-13 20:54:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-10-13 20:54:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-10-13 20:54:36,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-10-13 20:54:36,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-10-13 20:54:36,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-10-13 20:54:36,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-10-13 20:54:36,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-10-13 20:54:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-10-13 20:54:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-10-13 20:54:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 20:54:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-13 20:54:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 20:54:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-13 20:54:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 20:54:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:54:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-13 20:54:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 20:54:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 20:54:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 20:54:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:54:36,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:54:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-10-13 20:54:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-10-13 20:54:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-13 20:54:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-13 20:54:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-10-13 20:54:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:54:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:54:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:54:36,459 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:54:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:54:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:54:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:54:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-13 20:54:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 20:54:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-13 20:54:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:54:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:54:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 20:54:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-13 20:54:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:54:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-13 20:54:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-13 20:54:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 20:54:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 20:54:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-13 20:54:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 20:54:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:54:36,463 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-13 20:54:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-10-13 20:54:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 20:54:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-13 20:54:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 20:54:36,464 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-10-13 20:54:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:54:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:54:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:54:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-13 20:54:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-13 20:54:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 20:54:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-13 20:54:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-10-13 20:54:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-10-13 20:54:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-13 20:54:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:54:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:54:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:54:36,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-10-13 20:54:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-10-13 20:54:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:54:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:54:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 20:54:36,475 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 20:54:36,478 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 20:54:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 20:54:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:54:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-10-13 20:54:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:54:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-10-13 20:54:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-13 20:54:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-10-13 20:54:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-10-13 20:54:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-10-13 20:54:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-10-13 20:54:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-10-13 20:54:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-10-13 20:54:36,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-10-13 20:54:36,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-10-13 20:54:36,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-10-13 20:54:36,493 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:54:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-13 20:54:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:54:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:54:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:54:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:54:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:54:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:54:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:54:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:54:37,799 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:54:53,389 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-13 20:54:53,891 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:54:53,892 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 20:54:53,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:54:53 BoogieIcfgContainer [2019-10-13 20:54:53,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:54:53,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:54:53,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:54:53,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:54:53,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:54:32" (1/3) ... [2019-10-13 20:54:53,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@347c5459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:54:53, skipping insertion in model container [2019-10-13 20:54:53,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:54:35" (2/3) ... [2019-10-13 20:54:53,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@347c5459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:54:53, skipping insertion in model container [2019-10-13 20:54:53,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:54:53" (3/3) ... [2019-10-13 20:54:53,907 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-13 20:54:53,917 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:54:53,931 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:54:53,942 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:54:53,975 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:54:53,976 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:54:53,976 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:54:53,976 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:54:53,976 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:54:53,976 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:54:53,976 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:54:53,977 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:54:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states. [2019-10-13 20:54:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 20:54:54,034 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:54:54,035 INFO L380 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] [2019-10-13 20:54:54,037 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:54:54,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:54:54,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1940468328, now seen corresponding path program 1 times [2019-10-13 20:54:54,054 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:54:54,055 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695367516] [2019-10-13 20:54:54,055 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:54,055 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:54,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:54:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:54:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-13 20:54:54,966 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695367516] [2019-10-13 20:54:54,967 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:54:54,967 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:54:54,967 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224629709] [2019-10-13 20:54:54,974 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:54:54,976 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:54:54,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:54:54,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:54:54,995 INFO L87 Difference]: Start difference. First operand 1403 states. Second operand 3 states. [2019-10-13 20:54:56,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:54:56,160 INFO L93 Difference]: Finished difference Result 4011 states and 5232 transitions. [2019-10-13 20:54:56,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:54:56,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-10-13 20:54:56,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:54:56,214 INFO L225 Difference]: With dead ends: 4011 [2019-10-13 20:54:56,214 INFO L226 Difference]: Without dead ends: 2642 [2019-10-13 20:54:56,234 INFO L600 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 [2019-10-13 20:54:56,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2019-10-13 20:54:56,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2639. [2019-10-13 20:54:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2639 states. [2019-10-13 20:54:56,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2639 states and 3418 transitions. [2019-10-13 20:54:56,562 INFO L78 Accepts]: Start accepts. Automaton has 2639 states and 3418 transitions. Word has length 63 [2019-10-13 20:54:56,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:54:56,564 INFO L462 AbstractCegarLoop]: Abstraction has 2639 states and 3418 transitions. [2019-10-13 20:54:56,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:54:56,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3418 transitions. [2019-10-13 20:54:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-13 20:54:56,580 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:54:56,580 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:54:56,581 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:54:56,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:54:56,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1903591679, now seen corresponding path program 1 times [2019-10-13 20:54:56,582 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:54:56,582 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88966515] [2019-10-13 20:54:56,582 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:56,582 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:56,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:54:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:54:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-13 20:54:57,038 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88966515] [2019-10-13 20:54:57,038 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:54:57,038 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:54:57,038 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653401361] [2019-10-13 20:54:57,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:54:57,040 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:54:57,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:54:57,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:54:57,041 INFO L87 Difference]: Start difference. First operand 2639 states and 3418 transitions. Second operand 3 states. [2019-10-13 20:54:57,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:54:57,252 INFO L93 Difference]: Finished difference Result 7866 states and 10235 transitions. [2019-10-13 20:54:57,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:54:57,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-10-13 20:54:57,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:54:57,293 INFO L225 Difference]: With dead ends: 7866 [2019-10-13 20:54:57,293 INFO L226 Difference]: Without dead ends: 5236 [2019-10-13 20:54:57,307 INFO L600 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 [2019-10-13 20:54:57,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5236 states. [2019-10-13 20:54:57,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5236 to 5232. [2019-10-13 20:54:57,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2019-10-13 20:54:57,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 6795 transitions. [2019-10-13 20:54:57,618 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 6795 transitions. Word has length 83 [2019-10-13 20:54:57,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:54:57,621 INFO L462 AbstractCegarLoop]: Abstraction has 5232 states and 6795 transitions. [2019-10-13 20:54:57,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:54:57,621 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 6795 transitions. [2019-10-13 20:54:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-13 20:54:57,628 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:54:57,628 INFO L380 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] [2019-10-13 20:54:57,628 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:54:57,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:54:57,629 INFO L82 PathProgramCache]: Analyzing trace with hash -395755656, now seen corresponding path program 1 times [2019-10-13 20:54:57,629 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:54:57,630 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542475799] [2019-10-13 20:54:57,630 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:57,630 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:57,630 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:54:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:54:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-13 20:54:57,980 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542475799] [2019-10-13 20:54:57,981 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:54:57,981 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:54:57,981 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664606740] [2019-10-13 20:54:57,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:54:57,982 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:54:57,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:54:57,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:54:57,983 INFO L87 Difference]: Start difference. First operand 5232 states and 6795 transitions. Second operand 3 states. [2019-10-13 20:54:58,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:54:58,395 INFO L93 Difference]: Finished difference Result 14031 states and 18299 transitions. [2019-10-13 20:54:58,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:54:58,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-10-13 20:54:58,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:54:58,460 INFO L225 Difference]: With dead ends: 14031 [2019-10-13 20:54:58,460 INFO L226 Difference]: Without dead ends: 8823 [2019-10-13 20:54:58,486 INFO L600 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 [2019-10-13 20:54:58,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8823 states. [2019-10-13 20:54:58,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8823 to 8790. [2019-10-13 20:54:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8790 states. [2019-10-13 20:54:58,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 8790 states and 11489 transitions. [2019-10-13 20:54:58,939 INFO L78 Accepts]: Start accepts. Automaton has 8790 states and 11489 transitions. Word has length 92 [2019-10-13 20:54:58,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:54:58,939 INFO L462 AbstractCegarLoop]: Abstraction has 8790 states and 11489 transitions. [2019-10-13 20:54:58,940 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:54:58,940 INFO L276 IsEmpty]: Start isEmpty. Operand 8790 states and 11489 transitions. [2019-10-13 20:54:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-10-13 20:54:58,952 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:54:58,953 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-10-13 20:54:58,953 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:54:58,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:54:58,953 INFO L82 PathProgramCache]: Analyzing trace with hash -320667236, now seen corresponding path program 1 times [2019-10-13 20:54:58,954 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:54:58,954 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666951166] [2019-10-13 20:54:58,954 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:58,954 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:54:58,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:54:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:54:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-13 20:54:59,241 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666951166] [2019-10-13 20:54:59,241 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:54:59,242 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:54:59,242 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42175163] [2019-10-13 20:54:59,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:54:59,244 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:54:59,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:54:59,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:54:59,245 INFO L87 Difference]: Start difference. First operand 8790 states and 11489 transitions. Second operand 3 states. [2019-10-13 20:55:00,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:55:00,305 INFO L93 Difference]: Finished difference Result 14127 states and 18464 transitions. [2019-10-13 20:55:00,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:55:00,306 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2019-10-13 20:55:00,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:55:00,348 INFO L225 Difference]: With dead ends: 14127 [2019-10-13 20:55:00,348 INFO L226 Difference]: Without dead ends: 5368 [2019-10-13 20:55:00,391 INFO L600 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 [2019-10-13 20:55:00,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2019-10-13 20:55:00,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 5363. [2019-10-13 20:55:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5363 states. [2019-10-13 20:55:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 5363 states and 7002 transitions. [2019-10-13 20:55:00,627 INFO L78 Accepts]: Start accepts. Automaton has 5363 states and 7002 transitions. Word has length 131 [2019-10-13 20:55:00,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:55:00,630 INFO L462 AbstractCegarLoop]: Abstraction has 5363 states and 7002 transitions. [2019-10-13 20:55:00,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:55:00,630 INFO L276 IsEmpty]: Start isEmpty. Operand 5363 states and 7002 transitions. [2019-10-13 20:55:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-13 20:55:00,639 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:55:00,639 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2019-10-13 20:55:00,639 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:55:00,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:55:00,640 INFO L82 PathProgramCache]: Analyzing trace with hash -836150434, now seen corresponding path program 1 times [2019-10-13 20:55:00,641 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:55:00,642 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380302742] [2019-10-13 20:55:00,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:55:00,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:55:00,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:55:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:55:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-10-13 20:55:01,093 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380302742] [2019-10-13 20:55:01,093 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:55:01,093 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:55:01,094 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119519127] [2019-10-13 20:55:01,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:55:01,100 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:55:01,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:55:01,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:55:01,101 INFO L87 Difference]: Start difference. First operand 5363 states and 7002 transitions. Second operand 3 states. [2019-10-13 20:55:02,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:55:02,639 INFO L93 Difference]: Finished difference Result 11785 states and 15385 transitions. [2019-10-13 20:55:02,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:55:02,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-13 20:55:02,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:55:02,698 INFO L225 Difference]: With dead ends: 11785 [2019-10-13 20:55:02,698 INFO L226 Difference]: Without dead ends: 7342 [2019-10-13 20:55:02,719 INFO L600 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 [2019-10-13 20:55:02,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7342 states. [2019-10-13 20:55:02,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7342 to 7309. [2019-10-13 20:55:02,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7309 states. [2019-10-13 20:55:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 9542 transitions. [2019-10-13 20:55:03,028 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 9542 transitions. Word has length 160 [2019-10-13 20:55:03,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:55:03,029 INFO L462 AbstractCegarLoop]: Abstraction has 7309 states and 9542 transitions. [2019-10-13 20:55:03,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:55:03,029 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 9542 transitions. [2019-10-13 20:55:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-13 20:55:03,051 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:55:03,051 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 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] [2019-10-13 20:55:03,052 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:55:03,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:55:03,052 INFO L82 PathProgramCache]: Analyzing trace with hash -294038461, now seen corresponding path program 1 times [2019-10-13 20:55:03,053 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:55:03,053 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386712408] [2019-10-13 20:55:03,053 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:55:03,054 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:55:03,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:55:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:55:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-10-13 20:55:03,539 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386712408] [2019-10-13 20:55:03,539 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:55:03,539 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:55:03,540 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736206592] [2019-10-13 20:55:03,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:55:03,540 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:55:03,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:55:03,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:55:03,541 INFO L87 Difference]: Start difference. First operand 7309 states and 9542 transitions. Second operand 5 states.