/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 05:58:57,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 05:58:57,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 05:58:57,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 05:58:57,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 05:58:57,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 05:58:57,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 05:58:57,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 05:58:57,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 05:58:57,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 05:58:57,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 05:58:57,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 05:58:57,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 05:58:57,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 05:58:57,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 05:58:57,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 05:58:57,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 05:58:57,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 05:58:57,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 05:58:57,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 05:58:57,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 05:58:57,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 05:58:57,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 05:58:57,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 05:58:57,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 05:58:57,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 05:58:57,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 05:58:57,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 05:58:57,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 05:58:57,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 05:58:57,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 05:58:57,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 05:58:57,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 05:58:57,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 05:58:57,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 05:58:57,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 05:58:57,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 05:58:57,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 05:58:57,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 05:58:57,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 05:58:57,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 05:58:57,388 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 05:58:57,416 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 05:58:57,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 05:58:57,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 05:58:57,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 05:58:57,418 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 05:58:57,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 05:58:57,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 05:58:57,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 05:58:57,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 05:58:57,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 05:58:57,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 05:58:57,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 05:58:57,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 05:58:57,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 05:58:57,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 05:58:57,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 05:58:57,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 05:58:57,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 05:58:57,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 05:58:57,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 05:58:57,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 05:58:57,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 05:58:57,422 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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-08-28 05:58:57,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 05:58:57,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 05:58:57,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 05:58:57,920 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 05:58:57,921 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 05:58:57,922 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i [2020-08-28 05:58:58,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40ed78927/5030163fe1864934b29940a0925ba621/FLAG2cd43740c [2020-08-28 05:58:58,930 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 05:58:58,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--ti--wlcore--wlcore_spi.ko-entry_point.cil.out.i [2020-08-28 05:58:58,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40ed78927/5030163fe1864934b29940a0925ba621/FLAG2cd43740c [2020-08-28 05:58:59,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40ed78927/5030163fe1864934b29940a0925ba621 [2020-08-28 05:58:59,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 05:58:59,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 05:58:59,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 05:58:59,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 05:58:59,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 05:58:59,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:58:59" (1/1) ... [2020-08-28 05:58:59,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bab5c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:58:59, skipping insertion in model container [2020-08-28 05:58:59,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:58:59" (1/1) ... [2020-08-28 05:58:59,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 05:58:59,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 05:59:01,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 05:59:01,247 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 05:59:01,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 05:59:01,801 INFO L208 MainTranslator]: Completed translation [2020-08-28 05:59:01,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01 WrapperNode [2020-08-28 05:59:01,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 05:59:01,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 05:59:01,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 05:59:01,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 05:59:01,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:01,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:01,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:01,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:02,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:02,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:02,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (1/1) ... [2020-08-28 05:59:02,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 05:59:02,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 05:59:02,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 05:59:02,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 05:59:02,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (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 05:59:02,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 05:59:02,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 05:59:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 05:59:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-08-28 05:59:02,159 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-08-28 05:59:02,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-08-28 05:59:02,160 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-08-28 05:59:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-08-28 05:59:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-28 05:59:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-28 05:59:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-28 05:59:02,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-28 05:59:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-28 05:59:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-28 05:59:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-28 05:59:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-28 05:59:02,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-08-28 05:59:02,166 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-08-28 05:59:02,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-08-28 05:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-08-28 05:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-08-28 05:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-08-28 05:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-08-28 05:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_reset [2020-08-28 05:59:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_init [2020-08-28 05:59:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_read_busy [2020-08-28 05:59:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_raw_read [2020-08-28 05:59:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_spi_raw_write [2020-08-28 05:59:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_probe [2020-08-28 05:59:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_remove [2020-08-28 05:59:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_spi_driver_init [2020-08-28 05:59:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_spi_driver_exit [2020-08-28 05:59:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_wl1271_if_operations_2 [2020-08-28 05:59:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_spi_driver_1 [2020-08-28 05:59:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 05:59:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-08-28 05:59:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-08-28 05:59:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-08-28 05:59:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-08-28 05:59:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-08-28 05:59:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-08-28 05:59:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-08-28 05:59:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-08-28 05:59:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-08-28 05:59:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-08-28 05:59:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-08-28 05:59:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-08-28 05:59:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-08-28 05:59:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-08-28 05:59:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-28 05:59:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-08-28 05:59:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure crc7 [2020-08-28 05:59:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-28 05:59:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-28 05:59:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-28 05:59:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-08-28 05:59:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-28 05:59:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2020-08-28 05:59:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_2 [2020-08-28 05:59:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2020-08-28 05:59:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_data [2020-08-28 05:59:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_resources [2020-08-28 05:59:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2020-08-28 05:59:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2020-08-28 05:59:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-08-28 05:59:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-08-28 05:59:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-08-28 05:59:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-08-28 05:59:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-08-28 05:59:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-28 05:59:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-28 05:59:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-28 05:59:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 05:59:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-28 05:59:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-28 05:59:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-08-28 05:59:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-08-28 05:59:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-28 05:59:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-08-28 05:59:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-08-28 05:59:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-28 05:59:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-08-28 05:59:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-28 05:59:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-28 05:59:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-28 05:59:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-28 05:59:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-28 05:59:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-08-28 05:59:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-08-28 05:59:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-28 05:59:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-08-28 05:59:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-28 05:59:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-28 05:59:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 05:59:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-08-28 05:59:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-28 05:59:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-28 05:59:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-28 05:59:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-28 05:59:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-08-28 05:59:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_wl1271_if_operations_2 [2020-08-28 05:59:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_spi_driver_1 [2020-08-28 05:59:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure crc7 [2020-08-28 05:59:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-08-28 05:59:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-08-28 05:59:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-08-28 05:59:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-08-28 05:59:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-08-28 05:59:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-08-28 05:59:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-28 05:59:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-08-28 05:59:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-08-28 05:59:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-08-28 05:59:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-08-28 05:59:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2020-08-28 05:59:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_resources [2020-08-28 05:59:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_data [2020-08-28 05:59:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2020-08-28 05:59:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2020-08-28 05:59:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_reset [2020-08-28 05:59:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-28 05:59:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-28 05:59:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-28 05:59:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_init [2020-08-28 05:59:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_read_busy [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_raw_read [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_spi_raw_write [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_probe [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_remove [2020-08-28 05:59:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_spi_driver_init [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_spi_driver_exit [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_2 [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 05:59:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-08-28 05:59:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-08-28 05:59:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-08-28 05:59:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-08-28 05:59:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-08-28 05:59:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-08-28 05:59:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-08-28 05:59:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-08-28 05:59:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 05:59:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-08-28 05:59:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-28 05:59:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 05:59:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-28 05:59:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-28 05:59:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 05:59:03,165 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-28 05:59:03,939 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-08-28 05:59:04,521 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 05:59:04,521 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-28 05:59:04,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 05:59:04 BoogieIcfgContainer [2020-08-28 05:59:04,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 05:59:04,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 05:59:04,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 05:59:04,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 05:59:04,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 05:58:59" (1/3) ... [2020-08-28 05:59:04,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1ee609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 05:59:04, skipping insertion in model container [2020-08-28 05:59:04,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:01" (2/3) ... [2020-08-28 05:59:04,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1ee609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 05:59:04, skipping insertion in model container [2020-08-28 05:59:04,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 05:59:04" (3/3) ... [2020-08-28 05:59:04,540 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 05:59:04,552 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 05:59:04,563 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 05:59:04,586 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 05:59:04,622 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 05:59:04,622 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 05:59:04,622 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 05:59:04,623 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 05:59:04,623 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 05:59:04,623 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 05:59:04,623 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 05:59:04,623 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 05:59:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states. [2020-08-28 05:59:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-28 05:59:04,671 INFO L414 BasicCegarLoop]: Found error trace [2020-08-28 05:59:04,672 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 05:59:04,673 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-28 05:59:04,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-28 05:59:04,681 INFO L82 PathProgramCache]: Analyzing trace with hash -2051707004, now seen corresponding path program 1 times [2020-08-28 05:59:04,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-28 05:59:04,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936904473] [2020-08-28 05:59:04,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-28 05:59:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-28 05:59:05,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-28 05:59:05,064 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 05:59:05,078 INFO L168 Benchmark]: Toolchain (without parser) took 5620.70 ms. Allocated memory was 139.5 MB in the beginning and 261.1 MB in the end (delta: 121.6 MB). Free memory was 92.3 MB in the beginning and 133.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:05,079 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 05:59:05,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2349.50 ms. Allocated memory was 139.5 MB in the beginning and 232.3 MB in the end (delta: 92.8 MB). Free memory was 92.1 MB in the beginning and 109.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:05,081 INFO L168 Benchmark]: Boogie Preprocessor took 256.45 ms. Allocated memory is still 232.3 MB. Free memory was 109.0 MB in the beginning and 100.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:05,082 INFO L168 Benchmark]: RCFGBuilder took 2470.27 ms. Allocated memory was 232.3 MB in the beginning and 261.1 MB in the end (delta: 28.8 MB). Free memory was 100.0 MB in the beginning and 164.9 MB in the end (delta: -64.9 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:05,083 INFO L168 Benchmark]: TraceAbstraction took 539.64 ms. Allocated memory is still 261.1 MB. Free memory was 164.9 MB in the beginning and 133.2 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:05,087 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2349.50 ms. Allocated memory was 139.5 MB in the beginning and 232.3 MB in the end (delta: 92.8 MB). Free memory was 92.1 MB in the beginning and 109.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 256.45 ms. Allocated memory is still 232.3 MB. Free memory was 109.0 MB in the beginning and 100.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2470.27 ms. Allocated memory was 232.3 MB in the beginning and 261.1 MB in the end (delta: 28.8 MB). Free memory was 100.0 MB in the beginning and 164.9 MB in the end (delta: -64.9 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 539.64 ms. Allocated memory is still 261.1 MB. Free memory was 164.9 MB in the beginning and 133.2 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 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...