/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 03:36:25,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 03:36:25,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 03:36:25,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 03:36:25,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 03:36:25,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 03:36:25,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 03:36:25,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 03:36:25,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 03:36:25,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 03:36:25,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 03:36:25,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 03:36:25,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 03:36:25,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 03:36:25,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 03:36:25,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 03:36:25,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 03:36:25,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 03:36:25,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 03:36:25,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 03:36:25,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 03:36:25,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 03:36:25,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 03:36:25,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 03:36:25,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 03:36:25,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 03:36:25,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 03:36:25,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 03:36:25,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 03:36:25,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 03:36:25,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 03:36:25,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 03:36:25,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 03:36:25,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 03:36:25,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 03:36:25,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 03:36:25,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 03:36:25,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 03:36:25,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 03:36:25,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 03:36:25,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 03:36:25,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-28 03:36:25,316 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 03:36:25,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 03:36:25,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 03:36:25,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 03:36:25,318 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 03:36:25,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 03:36:25,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 03:36:25,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 03:36:25,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 03:36:25,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 03:36:25,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 03:36:25,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 03:36:25,320 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 03:36:25,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 03:36:25,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 03:36:25,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 03:36:25,321 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 03:36:25,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 03:36:25,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 03:36:25,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 03:36:25,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 03:36:25,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 03:36:25,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 03:36:25,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 03:36:25,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 03:36:25,323 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 03:36:25,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 03:36:25,323 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-08-28 03:36:25,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 03:36:25,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 03:36:25,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 03:36:25,820 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 03:36:25,820 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 03:36:25,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i [2020-08-28 03:36:25,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/024ba89dc/38787c233ac1470484db555d1a37ad56/FLAGc559c98b2 [2020-08-28 03:36:26,863 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 03:36:26,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i [2020-08-28 03:36:26,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/024ba89dc/38787c233ac1470484db555d1a37ad56/FLAGc559c98b2 [2020-08-28 03:36:27,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/024ba89dc/38787c233ac1470484db555d1a37ad56 [2020-08-28 03:36:27,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 03:36:27,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 03:36:27,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 03:36:27,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 03:36:27,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 03:36:27,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 03:36:27" (1/1) ... [2020-08-28 03:36:27,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83bebeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:27, skipping insertion in model container [2020-08-28 03:36:27,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 03:36:27" (1/1) ... [2020-08-28 03:36:27,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 03:36:27,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 03:36:29,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 03:36:29,149 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 03:36:29,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 03:36:29,585 INFO L208 MainTranslator]: Completed translation [2020-08-28 03:36:29,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29 WrapperNode [2020-08-28 03:36:29,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 03:36:29,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 03:36:29,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 03:36:29,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 03:36:29,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... [2020-08-28 03:36:29,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 03:36:29,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 03:36:29,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 03:36:29,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 03:36:29,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-28 03:36:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 03:36:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 03:36:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 03:36:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-08-28 03:36:29,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-08-28 03:36:29,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-08-28 03:36:29,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-08-28 03:36:29,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-08-28 03:36:29,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-28 03:36:29,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-28 03:36:29,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-28 03:36:29,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-28 03:36:29,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-28 03:36:29,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-28 03:36:29,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-28 03:36:29,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-28 03:36:29,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-08-28 03:36:29,962 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-08-28 03:36:29,962 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-08-28 03:36:29,962 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-08-28 03:36:29,962 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-08-28 03:36:29,962 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-08-28 03:36:29,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-08-28 03:36:29,963 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_reset [2020-08-28 03:36:29,963 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_init [2020-08-28 03:36:29,963 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_read_busy [2020-08-28 03:36:29,963 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_raw_read [2020-08-28 03:36:29,964 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_raw_write [2020-08-28 03:36:29,964 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_probe [2020-08-28 03:36:29,964 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_remove [2020-08-28 03:36:29,964 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_spi_driver_init [2020-08-28 03:36:29,964 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_spi_driver_exit [2020-08-28 03:36:29,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_wl1271_if_operations_2 [2020-08-28 03:36:29,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_spi_driver_1 [2020-08-28 03:36:29,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 03:36:29,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-08-28 03:36:29,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-08-28 03:36:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-08-28 03:36:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-08-28 03:36:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-08-28 03:36:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-08-28 03:36:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-08-28 03:36:29,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-08-28 03:36:29,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-08-28 03:36:29,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-08-28 03:36:29,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-08-28 03:36:29,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure crc7 [2020-08-28 03:36:29,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-28 03:36:29,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-28 03:36:29,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-28 03:36:29,969 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-08-28 03:36:29,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-28 03:36:29,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2020-08-28 03:36:29,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_2 [2020-08-28 03:36:29,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2020-08-28 03:36:29,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_data [2020-08-28 03:36:29,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_resources [2020-08-28 03:36:29,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2020-08-28 03:36:29,971 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2020-08-28 03:36:29,971 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-08-28 03:36:29,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-08-28 03:36:29,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-08-28 03:36:29,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-08-28 03:36:29,972 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-08-28 03:36:29,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-28 03:36:29,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-28 03:36:29,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-28 03:36:29,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 03:36:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-28 03:36:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-28 03:36:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-08-28 03:36:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-08-28 03:36:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-28 03:36:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-08-28 03:36:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-08-28 03:36:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-28 03:36:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-08-28 03:36:29,975 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-28 03:36:29,975 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-28 03:36:29,975 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-28 03:36:29,975 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-28 03:36:29,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-28 03:36:29,976 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-08-28 03:36:29,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-08-28 03:36:29,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-28 03:36:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-28 03:36:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-28 03:36:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_wl1271_if_operations_2 [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_spi_driver_1 [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure crc7 [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-08-28 03:36:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-28 03:36:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_resources [2020-08-28 03:36:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_data [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_reset [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-28 03:36:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_init [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_read_busy [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_raw_read [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_raw_write [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_probe [2020-08-28 03:36:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_remove [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_spi_driver_init [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_spi_driver_exit [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-28 03:36:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_2 [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-08-28 03:36:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-08-28 03:36:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-28 03:36:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 03:36:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-28 03:36:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-28 03:36:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 03:36:30,913 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-28 03:36:31,445 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-08-28 03:36:31,987 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 03:36:31,988 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-28 03:36:32,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 03:36:32 BoogieIcfgContainer [2020-08-28 03:36:32,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 03:36:32,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 03:36:32,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 03:36:32,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 03:36:32,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 03:36:27" (1/3) ... [2020-08-28 03:36:32,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f91fef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 03:36:32, skipping insertion in model container [2020-08-28 03:36:32,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 03:36:29" (2/3) ... [2020-08-28 03:36:32,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f91fef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 03:36:32, skipping insertion in model container [2020-08-28 03:36:32,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 03:36:32" (3/3) ... [2020-08-28 03:36:32,012 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i [2020-08-28 03:36:32,024 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 03:36:32,036 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 03:36:32,054 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 03:36:32,088 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 03:36:32,088 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 03:36:32,088 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 03:36:32,089 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 03:36:32,089 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 03:36:32,089 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 03:36:32,089 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 03:36:32,089 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 03:36:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states. [2020-08-28 03:36:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-28 03:36:32,136 INFO L414 BasicCegarLoop]: Found error trace [2020-08-28 03:36:32,138 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-28 03:36:32,138 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-28 03:36:32,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-28 03:36:32,146 INFO L82 PathProgramCache]: Analyzing trace with hash -2051707004, now seen corresponding path program 1 times [2020-08-28 03:36:32,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-28 03:36:32,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343356776] [2020-08-28 03:36:32,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-28 03:36:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-28 03:36:32,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-28 03:36:32,551 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Proof production must be enabled (you can do this via setOption). at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:170) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-28 03:36:32,559 INFO L168 Benchmark]: Toolchain (without parser) took 5211.74 ms. Allocated memory was 138.9 MB in the beginning and 260.6 MB in the end (delta: 121.6 MB). Free memory was 93.1 MB in the beginning and 131.5 MB in the end (delta: -38.5 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-08-28 03:36:32,560 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 03:36:32,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2239.13 ms. Allocated memory was 138.9 MB in the beginning and 230.7 MB in the end (delta: 91.8 MB). Free memory was 92.8 MB in the beginning and 105.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. [2020-08-28 03:36:32,561 INFO L168 Benchmark]: Boogie Preprocessor took 254.78 ms. Allocated memory is still 230.7 MB. Free memory was 105.4 MB in the beginning and 96.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2020-08-28 03:36:32,562 INFO L168 Benchmark]: RCFGBuilder took 2158.13 ms. Allocated memory was 230.7 MB in the beginning and 260.6 MB in the end (delta: 29.9 MB). Free memory was 96.3 MB in the beginning and 163.5 MB in the end (delta: -67.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 7.1 GB. [2020-08-28 03:36:32,563 INFO L168 Benchmark]: TraceAbstraction took 551.21 ms. Allocated memory is still 260.6 MB. Free memory was 163.5 MB in the beginning and 131.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2020-08-28 03:36:32,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2239.13 ms. Allocated memory was 138.9 MB in the beginning and 230.7 MB in the end (delta: 91.8 MB). Free memory was 92.8 MB in the beginning and 105.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 254.78 ms. Allocated memory is still 230.7 MB. Free memory was 105.4 MB in the beginning and 96.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2158.13 ms. Allocated memory was 230.7 MB in the beginning and 260.6 MB in the end (delta: 29.9 MB). Free memory was 96.3 MB in the beginning and 163.5 MB in the end (delta: -67.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 551.21 ms. Allocated memory is still 260.6 MB. Free memory was 163.5 MB in the beginning and 131.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Proof production must be enabled (you can do this via setOption). de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Proof production must be enabled (you can do this via setOption).: de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...