/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 14:26:50,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 14:26:50,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 14:26:50,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 14:26:50,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 14:26:50,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 14:26:50,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 14:26:50,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 14:26:50,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 14:26:50,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 14:26:50,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 14:26:50,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 14:26:50,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 14:26:50,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 14:26:50,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 14:26:50,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 14:26:50,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 14:26:50,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 14:26:50,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 14:26:50,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 14:26:50,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 14:26:50,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 14:26:50,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 14:26:50,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 14:26:50,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 14:26:50,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 14:26:50,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 14:26:50,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 14:26:50,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 14:26:50,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 14:26:50,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 14:26:50,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 14:26:50,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 14:26:50,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 14:26:50,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 14:26:50,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 14:26:50,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 14:26:50,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 14:26:50,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 14:26:50,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 14:26:50,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 14:26:50,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 14:26:50,394 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 14:26:50,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 14:26:50,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 14:26:50,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 14:26:50,396 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 14:26:50,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 14:26:50,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 14:26:50,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 14:26:50,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 14:26:50,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 14:26:50,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 14:26:50,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 14:26:50,398 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 14:26:50,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 14:26:50,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 14:26:50,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 14:26:50,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 14:26:50,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:26:50,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 14:26:50,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 14:26:50,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 14:26:50,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 14:26:50,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 14:26:50,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 14:26:50,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 14:26:50,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 14:26:50,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 14:26:50,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 14:26:50,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 14:26:50,803 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 14:26:50,804 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 14:26:50,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2020-12-22 14:26:50,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25adcd6/28c0bfba68b0465e92898bed4b5bfc17/FLAG3f2686fb3 [2020-12-22 14:26:51,966 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 14:26:51,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2020-12-22 14:26:52,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25adcd6/28c0bfba68b0465e92898bed4b5bfc17/FLAG3f2686fb3 [2020-12-22 14:26:52,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25adcd6/28c0bfba68b0465e92898bed4b5bfc17 [2020-12-22 14:26:52,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 14:26:52,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 14:26:52,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 14:26:52,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 14:26:52,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 14:26:52,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:26:52" (1/1) ... [2020-12-22 14:26:52,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb8a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:52, skipping insertion in model container [2020-12-22 14:26:52,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:26:52" (1/1) ... [2020-12-22 14:26:52,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 14:26:52,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 14:26:55,565 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[318263,318276] [2020-12-22 14:26:55,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:26:55,821 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 14:26:56,499 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[318263,318276] [2020-12-22 14:26:56,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:26:57,293 INFO L208 MainTranslator]: Completed translation [2020-12-22 14:26:57,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57 WrapperNode [2020-12-22 14:26:57,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 14:26:57,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 14:26:57,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 14:26:57,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 14:26:57,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:26:57,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:05,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 14:27:05,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 14:27:05,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 14:27:05,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 14:27:05,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:05,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:07,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:07,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:11,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:12,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:13,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... [2020-12-22 14:27:14,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 14:27:14,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 14:27:14,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 14:27:14,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 14:27:14,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2020-12-22 14:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 14:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 14:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2020-12-22 14:27:15,011 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2020-12-22 14:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2020-12-22 14:27:15,011 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2020-12-22 14:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2020-12-22 14:27:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2020-12-22 14:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2020-12-22 14:27:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2020-12-22 14:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-12-22 14:27:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-12-22 14:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2020-12-22 14:27:15,013 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2020-12-22 14:27:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 14:27:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 14:27:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2020-12-22 14:27:15,013 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2020-12-22 14:27:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2020-12-22 14:27:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2020-12-22 14:27:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 14:27:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 14:27:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2020-12-22 14:27:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2020-12-22 14:27:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2020-12-22 14:27:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2020-12-22 14:27:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 14:27:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 14:27:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 14:27:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2020-12-22 14:27:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2020-12-22 14:27:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 14:27:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2020-12-22 14:27:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2020-12-22 14:27:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2020-12-22 14:27:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2020-12-22 14:27:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2020-12-22 14:27:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2020-12-22 14:27:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 14:27:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 14:27:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-22 14:27:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 14:27:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 14:27:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-12-22 14:27:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-12-22 14:27:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2020-12-22 14:27:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2020-12-22 14:27:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2020-12-22 14:27:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2020-12-22 14:27:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2020-12-22 14:27:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2020-12-22 14:27:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2020-12-22 14:27:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2020-12-22 14:27:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2020-12-22 14:27:15,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2020-12-22 14:27:15,019 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2020-12-22 14:27:15,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2020-12-22 14:27:15,019 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2020-12-22 14:27:15,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2020-12-22 14:27:15,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 14:27:15,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-22 14:27:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-22 14:27:15,020 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2020-12-22 14:27:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2020-12-22 14:27:15,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 14:27:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 14:30:16,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 14:30:16,263 INFO L299 CfgBuilder]: Removed 37055 assume(true) statements. [2020-12-22 14:30:16,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:30:16 BoogieIcfgContainer [2020-12-22 14:30:16,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 14:30:16,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 14:30:16,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 14:30:16,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 14:30:16,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:26:52" (1/3) ... [2020-12-22 14:30:16,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a7f859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:30:16, skipping insertion in model container [2020-12-22 14:30:16,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:26:57" (2/3) ... [2020-12-22 14:30:16,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a7f859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:30:16, skipping insertion in model container [2020-12-22 14:30:16,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:30:16" (3/3) ... [2020-12-22 14:30:16,306 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2020-12-22 14:30:16,313 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 14:30:16,325 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 14:30:16,347 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 14:30:16,488 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 14:30:16,488 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 14:30:16,488 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 14:30:16,488 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 14:30:16,489 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 14:30:16,493 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 14:30:16,493 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 14:30:16,494 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 14:30:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 35632 states. [2020-12-22 14:30:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-22 14:30:16,867 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:30:16,868 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:30:16,868 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:30:16,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:30:16,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1252814206, now seen corresponding path program 1 times [2020-12-22 14:30:16,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:30:16,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949795339] [2020-12-22 14:30:16,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:30:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:30:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:30:18,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949795339] [2020-12-22 14:30:18,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:30:18,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:30:18,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158007880] [2020-12-22 14:30:18,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 14:30:18,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:30:18,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 14:30:18,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:30:18,231 INFO L87 Difference]: Start difference. First operand 35632 states. Second operand 2 states. [2020-12-22 14:30:19,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:30:19,922 INFO L93 Difference]: Finished difference Result 71245 states and 97882 transitions. [2020-12-22 14:30:19,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 14:30:19,924 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 44 [2020-12-22 14:30:19,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:30:20,235 INFO L225 Difference]: With dead ends: 71245 [2020-12-22 14:30:20,235 INFO L226 Difference]: Without dead ends: 34572 [2020-12-22 14:30:20,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:30:20,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34572 states. [2020-12-22 14:30:21,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34572 to 34572. [2020-12-22 14:30:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34572 states. [2020-12-22 14:30:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34572 states to 34572 states and 46388 transitions. [2020-12-22 14:30:22,125 INFO L78 Accepts]: Start accepts. Automaton has 34572 states and 46388 transitions. Word has length 44 [2020-12-22 14:30:22,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:30:22,126 INFO L481 AbstractCegarLoop]: Abstraction has 34572 states and 46388 transitions. [2020-12-22 14:30:22,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 14:30:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 34572 states and 46388 transitions. [2020-12-22 14:30:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-22 14:30:22,138 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:30:22,138 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:30:22,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 14:30:22,140 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:30:22,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:30:22,145 INFO L82 PathProgramCache]: Analyzing trace with hash -593282684, now seen corresponding path program 1 times [2020-12-22 14:30:22,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:30:22,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000608224] [2020-12-22 14:30:22,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:30:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:30:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:30:22,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000608224] [2020-12-22 14:30:22,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:30:22,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:30:22,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762476920] [2020-12-22 14:30:22,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:30:22,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:30:22,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:30:22,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:30:22,750 INFO L87 Difference]: Start difference. First operand 34572 states and 46388 transitions. Second operand 3 states. [2020-12-22 14:30:28,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:30:28,014 INFO L93 Difference]: Finished difference Result 103626 states and 139060 transitions. [2020-12-22 14:30:28,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:30:28,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-12-22 14:30:28,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:30:28,648 INFO L225 Difference]: With dead ends: 103626 [2020-12-22 14:30:28,648 INFO L226 Difference]: Without dead ends: 69087 [2020-12-22 14:30:28,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:30:28,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69087 states. [2020-12-22 14:30:30,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69087 to 69087. [2020-12-22 14:30:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69087 states. [2020-12-22 14:30:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69087 states to 69087 states and 92709 transitions. [2020-12-22 14:30:31,303 INFO L78 Accepts]: Start accepts. Automaton has 69087 states and 92709 transitions. Word has length 44 [2020-12-22 14:30:31,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:30:31,305 INFO L481 AbstractCegarLoop]: Abstraction has 69087 states and 92709 transitions. [2020-12-22 14:30:31,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:30:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 69087 states and 92709 transitions. [2020-12-22 14:30:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-22 14:30:31,312 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:30:31,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:30:31,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 14:30:31,313 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:30:31,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:30:31,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1879124338, now seen corresponding path program 1 times [2020-12-22 14:30:31,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:30:31,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838091008] [2020-12-22 14:30:31,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:30:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:30:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:30:31,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838091008] [2020-12-22 14:30:31,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:30:31,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:30:31,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641570000] [2020-12-22 14:30:31,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:30:31,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:30:31,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:30:31,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:30:31,802 INFO L87 Difference]: Start difference. First operand 69087 states and 92709 transitions. Second operand 4 states.