./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:20:05,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:20:05,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:20:05,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:20:05,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:20:05,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:20:05,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:20:05,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:20:05,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:20:05,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:20:05,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:20:05,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:20:05,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:20:05,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:20:05,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:20:05,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:20:05,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:20:05,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:20:05,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:20:05,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:20:05,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:20:05,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:20:05,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:20:05,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:20:05,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:20:05,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:20:05,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:20:05,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:20:05,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:20:05,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:20:05,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:20:05,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:20:05,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:20:05,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:20:05,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:20:05,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:20:05,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:20:05,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:20:05,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:20:05,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:20:05,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:20:05,771 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 22:20:05,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:20:05,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:20:05,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:20:05,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:20:05,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:20:05,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:20:05,837 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:20:05,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:20:05,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:20:05,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:20:05,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:20:05,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:20:05,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:20:05,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:20:05,840 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:20:05,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:20:05,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:20:05,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:20:05,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:20:05,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:20:05,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:20:05,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:20:05,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:20:05,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:20:05,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:20:05,843 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:20:05,843 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:20:05,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:20:05,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:20:05,844 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d [2021-11-02 22:20:06,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:20:06,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:20:06,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:20:06,233 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:20:06,236 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:20:06,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-02 22:20:06,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/data/a2f37a193/d0c0759a17e94e38a8703fa4e889f037/FLAG7e2f52c15 [2021-11-02 22:20:07,559 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:20:07,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-02 22:20:07,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/data/a2f37a193/d0c0759a17e94e38a8703fa4e889f037/FLAG7e2f52c15 [2021-11-02 22:20:07,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/data/a2f37a193/d0c0759a17e94e38a8703fa4e889f037 [2021-11-02 22:20:07,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:20:07,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:20:07,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:20:07,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:20:07,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:20:07,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:20:07" (1/1) ... [2021-11-02 22:20:07,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240995fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:07, skipping insertion in model container [2021-11-02 22:20:07,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:20:07" (1/1) ... [2021-11-02 22:20:07,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:20:08,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:20:10,965 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-02 22:20:11,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:20:11,128 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:20:11,779 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-02 22:20:11,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:20:12,006 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:20:12,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12 WrapperNode [2021-11-02 22:20:12,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:20:12,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:20:12,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:20:12,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:20:12,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:12,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:21,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:20:21,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:20:21,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:20:21,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:20:21,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:21,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:22,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:22,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:26,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:27,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:28,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:29,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:20:29,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:20:29,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:20:29,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:20:29,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (1/1) ... [2021-11-02 22:20:29,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:20:29,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:20:29,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:20:29,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4677af37-071b-4f55-aa28-c588523a341d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:20:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-02 22:20:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-02 22:20:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 22:20:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2021-11-02 22:20:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2021-11-02 22:20:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2021-11-02 22:20:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2021-11-02 22:20:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-02 22:20:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-02 22:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2021-11-02 22:20:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2021-11-02 22:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-02 22:20:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-02 22:20:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2021-11-02 22:20:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2021-11-02 22:20:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:20:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 22:20:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2021-11-02 22:20:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2021-11-02 22:20:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2021-11-02 22:20:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2021-11-02 22:20:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:20:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 22:20:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2021-11-02 22:20:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2021-11-02 22:20:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2021-11-02 22:20:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2021-11-02 22:20:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-02 22:20:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-02 22:20:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:20:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2021-11-02 22:20:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2021-11-02 22:20:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:20:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2021-11-02 22:20:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2021-11-02 22:20:29,409 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2021-11-02 22:20:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2021-11-02 22:20:29,409 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2021-11-02 22:20:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2021-11-02 22:20:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 22:20:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 22:20:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-02 22:20:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-02 22:20:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-02 22:20:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-02 22:20:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-02 22:20:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2021-11-02 22:20:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2021-11-02 22:20:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2021-11-02 22:20:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2021-11-02 22:20:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2021-11-02 22:20:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2021-11-02 22:20:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2021-11-02 22:20:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2021-11-02 22:20:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2021-11-02 22:20:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2021-11-02 22:20:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2021-11-02 22:20:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2021-11-02 22:20:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2021-11-02 22:20:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2021-11-02 22:20:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:20:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-02 22:20:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-02 22:20:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2021-11-02 22:20:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2021-11-02 22:20:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:20:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:23:02,954 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:23:02,954 INFO L299 CfgBuilder]: Removed 37361 assume(true) statements. [2021-11-02 22:23:02,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:23:02 BoogieIcfgContainer [2021-11-02 22:23:02,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:23:02,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:23:02,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:23:02,996 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:23:02,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:20:07" (1/3) ... [2021-11-02 22:23:02,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb54dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:23:02, skipping insertion in model container [2021-11-02 22:23:02,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:12" (2/3) ... [2021-11-02 22:23:02,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb54dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:23:02, skipping insertion in model container [2021-11-02 22:23:02,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:23:02" (3/3) ... [2021-11-02 22:23:03,000 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-02 22:23:03,006 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:23:03,007 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 22:23:03,197 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 22:23:03,206 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 22:23:03,207 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-02 22:23:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand has 35676 states, 35332 states have (on average 1.3642873315974187) internal successors, (48203), 35411 states have internal predecessors, (48203), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-02 22:23:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-02 22:23:04,073 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:23:04,074 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:23:04,075 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:23:04,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:23:04,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1940094396, now seen corresponding path program 1 times [2021-11-02 22:23:04,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:23:04,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628623957] [2021-11-02 22:23:04,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:23:04,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:23:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:23:05,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-02 22:23:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:23:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:23:05,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:23:05,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628623957] [2021-11-02 22:23:05,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628623957] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:23:05,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:23:05,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:23:05,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668596586] [2021-11-02 22:23:05,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:23:05,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:23:05,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:23:05,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:23:05,730 INFO L87 Difference]: Start difference. First operand has 35676 states, 35332 states have (on average 1.3642873315974187) internal successors, (48203), 35411 states have internal predecessors, (48203), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:25:40,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:25:40,185 INFO L93 Difference]: Finished difference Result 71532 states and 98409 transitions. [2021-11-02 22:25:40,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:25:40,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2021-11-02 22:25:40,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:25:40,447 INFO L225 Difference]: With dead ends: 71532 [2021-11-02 22:25:40,448 INFO L226 Difference]: Without dead ends: 34814 [2021-11-02 22:25:40,677 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:25:40,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34814 states. [2021-11-02 22:25:41,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34814 to 34615. [2021-11-02 22:25:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34615 states, 34272 states have (on average 1.33625116713352) internal successors, (45796), 34350 states have internal predecessors, (45796), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-02 22:25:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34615 states to 34615 states and 46430 transitions. [2021-11-02 22:25:42,062 INFO L78 Accepts]: Start accepts. Automaton has 34615 states and 46430 transitions. Word has length 123 [2021-11-02 22:25:42,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:25:42,063 INFO L470 AbstractCegarLoop]: Abstraction has 34615 states and 46430 transitions. [2021-11-02 22:25:42,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:25:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 34615 states and 46430 transitions. [2021-11-02 22:25:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-02 22:25:42,245 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:25:42,245 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:25:42,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:25:42,252 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:25:42,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:25:42,253 INFO L85 PathProgramCache]: Analyzing trace with hash 2022229762, now seen corresponding path program 1 times [2021-11-02 22:25:42,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:25:42,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83191417] [2021-11-02 22:25:42,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:25:42,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:25:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:25:43,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-02 22:25:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:25:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:25:43,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:25:43,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83191417] [2021-11-02 22:25:43,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83191417] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:25:43,279 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:25:43,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:25:43,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298306769] [2021-11-02 22:25:43,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:25:43,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:25:43,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:25:43,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:25:43,285 INFO L87 Difference]: Start difference. First operand 34615 states and 46430 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:28:52,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:28:52,318 INFO L93 Difference]: Finished difference Result 69409 states and 93269 transitions. [2021-11-02 22:28:52,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 22:28:52,322 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2021-11-02 22:28:52,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:28:52,469 INFO L225 Difference]: With dead ends: 69409 [2021-11-02 22:28:52,469 INFO L226 Difference]: Without dead ends: 34806 [2021-11-02 22:28:52,729 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:28:52,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34806 states. [2021-11-02 22:28:53,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34806 to 34621. [2021-11-02 22:28:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34621 states, 34278 states have (on average 1.3361923099364024) internal successors, (45802), 34356 states have internal predecessors, (45802), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-02 22:28:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34621 states to 34621 states and 46436 transitions. [2021-11-02 22:28:53,687 INFO L78 Accepts]: Start accepts. Automaton has 34621 states and 46436 transitions. Word has length 123 [2021-11-02 22:28:53,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:28:53,689 INFO L470 AbstractCegarLoop]: Abstraction has 34621 states and 46436 transitions. [2021-11-02 22:28:53,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:28:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 34621 states and 46436 transitions. [2021-11-02 22:28:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-02 22:28:53,790 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:28:53,790 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:28:53,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 22:28:53,791 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:28:53,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:28:53,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1218818368, now seen corresponding path program 1 times [2021-11-02 22:28:53,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:28:53,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259633186] [2021-11-02 22:28:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:28:53,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:28:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:28:54,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-02 22:28:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:28:54,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-02 22:28:54,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:28:54,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259633186] [2021-11-02 22:28:54,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259633186] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:28:54,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:28:54,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:28:54,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136228477] [2021-11-02 22:28:54,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:28:54,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:28:54,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:28:54,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:28:54,842 INFO L87 Difference]: Start difference. First operand 34621 states and 46436 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:33:03,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:33:03,263 INFO L93 Difference]: Finished difference Result 69414 states and 93277 transitions. [2021-11-02 22:33:03,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 22:33:03,273 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 129 [2021-11-02 22:33:03,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:33:03,425 INFO L225 Difference]: With dead ends: 69414 [2021-11-02 22:33:03,425 INFO L226 Difference]: Without dead ends: 34821 [2021-11-02 22:33:03,538 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:33:03,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34821 states. [2021-11-02 22:33:04,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34821 to 34622. [2021-11-02 22:33:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34622 states, 34279 states have (on average 1.3361825024067213) internal successors, (45803), 34357 states have internal predecessors, (45803), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-02 22:33:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34622 states to 34622 states and 46437 transitions. [2021-11-02 22:33:04,807 INFO L78 Accepts]: Start accepts. Automaton has 34622 states and 46437 transitions. Word has length 129 [2021-11-02 22:33:04,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:33:04,809 INFO L470 AbstractCegarLoop]: Abstraction has 34622 states and 46437 transitions. [2021-11-02 22:33:04,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-02 22:33:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 34622 states and 46437 transitions. [2021-11-02 22:33:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-02 22:33:04,913 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:33:04,913 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:33:04,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 22:33:04,914 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:33:04,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:33:04,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1107647948, now seen corresponding path program 1 times [2021-11-02 22:33:04,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:33:04,916 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414937689] [2021-11-02 22:33:04,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:33:04,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:33:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:33:05,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-02 22:33:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:33:05,572 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-02 22:33:05,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:33:05,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414937689] [2021-11-02 22:33:05,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414937689] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:33:05,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:33:05,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:33:05,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584962274] [2021-11-02 22:33:05,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:33:05,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:33:05,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:33:05,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:33:05,582 INFO L87 Difference]: Start difference. First operand 34622 states and 46437 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)