./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 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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-wip.dd.seqcomp-5b36d44 [2021-11-07 15:39:57,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 15:39:57,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 15:39:57,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 15:39:57,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 15:39:57,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 15:39:57,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 15:39:57,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 15:39:57,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 15:39:57,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 15:39:57,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 15:39:57,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 15:39:57,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 15:39:57,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 15:39:57,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 15:39:57,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 15:39:57,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 15:39:57,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 15:39:57,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 15:39:57,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 15:39:57,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 15:39:57,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 15:39:57,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 15:39:57,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 15:39:57,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 15:39:57,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 15:39:57,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 15:39:57,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 15:39:57,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 15:39:57,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 15:39:57,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 15:39:57,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 15:39:57,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 15:39:57,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 15:39:57,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 15:39:57,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 15:39:57,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 15:39:57,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 15:39:57,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 15:39:57,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 15:39:57,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 15:39:57,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 15:39:57,613 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 15:39:57,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 15:39:57,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 15:39:57,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 15:39:57,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 15:39:57,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 15:39:57,615 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 15:39:57,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 15:39:57,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 15:39:57,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 15:39:57,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 15:39:57,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 15:39:57,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 15:39:57,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 15:39:57,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 15:39:57,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 15:39:57,619 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 15:39:57,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 15:39:57,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 15:39:57,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d [2021-11-07 15:39:57,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 15:39:57,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 15:39:57,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 15:39:57,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 15:39:57,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 15:39:57,847 INFO L432 ainManager$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-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-07 15:39:57,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25c2db49/3d5dbd566aba495f9bfbb655cf0057eb/FLAG3c13ed3af [2021-11-07 15:39:58,483 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 15:39:58,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-11-07 15:39:58,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25c2db49/3d5dbd566aba495f9bfbb655cf0057eb/FLAG3c13ed3af [2021-11-07 15:39:58,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25c2db49/3d5dbd566aba495f9bfbb655cf0057eb [2021-11-07 15:39:58,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 15:39:58,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 15:39:58,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 15:39:58,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 15:39:58,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 15:39:58,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:39:58" (1/1) ... [2021-11-07 15:39:58,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620043fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:39:58, skipping insertion in model container [2021-11-07 15:39:58,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:39:58" (1/1) ... [2021-11-07 15:39:58,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 15:39:58,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 15:40:00,115 WARN L228 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-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-07 15:40:00,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 15:40:00,203 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 15:40:00,536 WARN L228 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-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-07 15:40:00,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 15:40:00,648 INFO L208 MainTranslator]: Completed translation [2021-11-07 15:40:00,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00 WrapperNode [2021-11-07 15:40:00,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 15:40:00,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 15:40:00,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 15:40:00,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 15:40:00,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:00,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:05,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 15:40:05,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 15:40:05,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 15:40:05,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 15:40:05,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:05,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:06,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:06,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:08,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:08,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:09,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:10,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 15:40:10,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 15:40:10,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 15:40:10,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 15:40:10,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (1/1) ... [2021-11-07 15:40:10,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 15:40:10,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 15:40:10,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 15:40:10,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 15:40:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-07 15:40:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 15:40:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 15:40:10,261 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2021-11-07 15:40:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2021-11-07 15:40:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2021-11-07 15:40:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2021-11-07 15:40:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-07 15:40:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-07 15:40:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2021-11-07 15:40:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2021-11-07 15:40:10,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-07 15:40:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2021-11-07 15:40:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2021-11-07 15:40:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2021-11-07 15:40:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2021-11-07 15:40:10,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2021-11-07 15:40:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2021-11-07 15:40:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 15:40:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 15:40:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2021-11-07 15:40:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2021-11-07 15:40:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 15:40:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2021-11-07 15:40:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2021-11-07 15:40:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2021-11-07 15:40:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2021-11-07 15:40:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2021-11-07 15:40:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 15:40:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-07 15:40:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-07 15:40:10,266 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2021-11-07 15:40:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2021-11-07 15:40:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2021-11-07 15:40:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2021-11-07 15:40:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2021-11-07 15:40:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2021-11-07 15:40:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2021-11-07 15:40:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2021-11-07 15:40:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2021-11-07 15:40:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2021-11-07 15:40:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2021-11-07 15:40:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2021-11-07 15:40:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2021-11-07 15:40:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2021-11-07 15:40:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 15:40:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-07 15:40:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-07 15:40:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2021-11-07 15:40:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2021-11-07 15:40:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 15:40:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 15:41:49,209 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 15:41:49,210 INFO L299 CfgBuilder]: Removed 37361 assume(true) statements. [2021-11-07 15:41:49,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:41:49 BoogieIcfgContainer [2021-11-07 15:41:49,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 15:41:49,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 15:41:49,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 15:41:49,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 15:41:49,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:39:58" (1/3) ... [2021-11-07 15:41:49,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552cbc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:41:49, skipping insertion in model container [2021-11-07 15:41:49,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:40:00" (2/3) ... [2021-11-07 15:41:49,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552cbc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:41:49, skipping insertion in model container [2021-11-07 15:41:49,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:41:49" (3/3) ... [2021-11-07 15:41:49,242 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-07 15:41:49,245 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 15:41:49,245 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 15:41:49,359 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 15:41:49,364 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 [2021-11-07 15:41:49,365 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 15:41:49,969 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) [2021-11-07 15:41:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-07 15:41:50,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 15:41:50,137 INFO L514 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] [2021-11-07 15:41:50,137 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 15:41:50,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 15:41:50,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1940094396, now seen corresponding path program 1 times [2021-11-07 15:41:50,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 15:41:50,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054463061] [2021-11-07 15:41:50,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:41:50,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 15:41:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:41:50,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-07 15:41:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:41:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 15:41:50,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 15:41:50,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054463061] [2021-11-07 15:41:50,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054463061] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 15:41:50,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 15:41:50,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 15:41:50,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989653254] [2021-11-07 15:41:50,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 15:41:50,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 15:41:50,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 15:41:50,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 15:41:50,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 15:41:50,989 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) [2021-11-07 15:41:53,071 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 15:42:05,522 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 15:43:32,442 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-07 15:43:35,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 15:43:35,645 INFO L93 Difference]: Finished difference Result 71518 states and 98383 transitions. [2021-11-07 15:43:35,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 15:43:35,666 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 [2021-11-07 15:43:35,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 15:43:35,868 INFO L225 Difference]: With dead ends: 71518 [2021-11-07 15:43:35,869 INFO L226 Difference]: Without dead ends: 34800 [2021-11-07 15:43:36,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 82.52ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 15:43:36,028 INFO L933 BasicCegarLoop]: 48329 mSDtfsCounter, 566 mSDsluCounter, 31731 mSDsCounter, 0 mSdLazyCounter, 16405 mSolverCounterSat, 335 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83422.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 80060 SdHoareTripleChecker+Invalid, 16743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 370.74ms SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 16405 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 102473.50ms IncrementalHoareTripleChecker+Time [2021-11-07 15:43:36,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 80060 Invalid, 16743 Unknown, 0 Unchecked, 370.74ms Time], IncrementalHoareTripleChecker [335 Valid, 16405 Invalid, 3 Unknown, 0 Unchecked, 102473.50ms Time] [2021-11-07 15:43:36,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34800 states. [2021-11-07 15:43:36,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34800 to 34615. [2021-11-07 15:43:36,983 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) [2021-11-07 15:43:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34615 states to 34615 states and 46430 transitions. [2021-11-07 15:43:37,087 INFO L78 Accepts]: Start accepts. Automaton has 34615 states and 46430 transitions. Word has length 123 [2021-11-07 15:43:37,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 15:43:37,090 INFO L470 AbstractCegarLoop]: Abstraction has 34615 states and 46430 transitions. [2021-11-07 15:43:37,091 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) [2021-11-07 15:43:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 34615 states and 46430 transitions. [2021-11-07 15:43:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-07 15:43:37,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 15:43:37,207 INFO L514 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] [2021-11-07 15:43:37,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 15:43:37,208 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 15:43:37,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 15:43:37,210 INFO L85 PathProgramCache]: Analyzing trace with hash 2022229762, now seen corresponding path program 1 times [2021-11-07 15:43:37,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 15:43:37,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396738216] [2021-11-07 15:43:37,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:43:37,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 15:43:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:43:37,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-07 15:43:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:43:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 15:43:37,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 15:43:37,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396738216] [2021-11-07 15:43:37,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396738216] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 15:43:37,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 15:43:37,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 15:43:37,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766454444] [2021-11-07 15:43:37,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 15:43:37,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 15:43:37,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 15:43:37,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 15:43:37,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 15:43:37,584 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) [2021-11-07 15:43:39,661 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 15:44:44,464 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 15:45:27,149 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 15:46:01,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 15:46:01,514 INFO L93 Difference]: Finished difference Result 103792 states and 139557 transitions. [2021-11-07 15:46:01,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 15:46:01,517 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 [2021-11-07 15:46:01,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 15:46:01,890 INFO L225 Difference]: With dead ends: 103792 [2021-11-07 15:46:01,890 INFO L226 Difference]: Without dead ends: 69210 [2021-11-07 15:46:01,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 147.13ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 15:46:01,981 INFO L933 BasicCegarLoop]: 47939 mSDtfsCounter, 46939 mSDsluCounter, 76675 mSDsCounter, 0 mSdLazyCounter, 17591 mSolverCounterSat, 711 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 108240.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 47082 SdHoareTripleChecker+Valid, 124614 SdHoareTripleChecker+Invalid, 18305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 476.82ms SdHoareTripleChecker+Time, 711 IncrementalHoareTripleChecker+Valid, 17591 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 140963.72ms IncrementalHoareTripleChecker+Time [2021-11-07 15:46:01,981 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47082 Valid, 124614 Invalid, 18305 Unknown, 0 Unchecked, 476.82ms Time], IncrementalHoareTripleChecker [711 Valid, 17591 Invalid, 3 Unknown, 0 Unchecked, 140963.72ms Time] [2021-11-07 15:46:02,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69210 states. [2021-11-07 15:46:03,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69210 to 68838. [2021-11-07 15:46:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68838 states, 68165 states have (on average 1.3364483239199003) internal successors, (91099), 68321 states have internal predecessors, (91099), 624 states have call successors, (624), 48 states have call predecessors, (624), 48 states have return successors, (624), 616 states have call predecessors, (624), 624 states have call successors, (624) [2021-11-07 15:46:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68838 states to 68838 states and 92347 transitions. [2021-11-07 15:46:03,439 INFO L78 Accepts]: Start accepts. Automaton has 68838 states and 92347 transitions. Word has length 123 [2021-11-07 15:46:03,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 15:46:03,441 INFO L470 AbstractCegarLoop]: Abstraction has 68838 states and 92347 transitions. [2021-11-07 15:46:03,441 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) [2021-11-07 15:46:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 68838 states and 92347 transitions. [2021-11-07 15:46:03,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-07 15:46:03,610 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 15:46:03,610 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 15:46:03,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 15:46:03,611 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 15:46:03,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 15:46:03,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1885160900, now seen corresponding path program 1 times [2021-11-07 15:46:03,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 15:46:03,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758421586] [2021-11-07 15:46:03,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:03,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 15:46:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:03,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-07 15:46:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 15:46:04,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 15:46:04,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758421586] [2021-11-07 15:46:04,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758421586] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 15:46:04,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841161797] [2021-11-07 15:46:04,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:04,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 15:46:04,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 15:46:04,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 15:46:04,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 15:46:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:06,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 4869 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 15:46:06,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 15:46:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 15:46:06,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 15:46:06,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841161797] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 15:46:06,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 15:46:06,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-07 15:46:06,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645133130] [2021-11-07 15:46:06,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 15:46:06,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 15:46:06,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 15:46:06,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 15:46:06,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 15:46:06,739 INFO L87 Difference]: Start difference. First operand 68838 states and 92347 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 15:46:07,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 15:46:07,898 INFO L93 Difference]: Finished difference Result 137645 states and 185282 transitions. [2021-11-07 15:46:07,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 15:46:07,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 141 [2021-11-07 15:46:07,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 15:46:08,271 INFO L225 Difference]: With dead ends: 137645 [2021-11-07 15:46:08,271 INFO L226 Difference]: Without dead ends: 68840 [2021-11-07 15:46:08,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 86.75ms TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 15:46:08,419 INFO L933 BasicCegarLoop]: 46429 mSDtfsCounter, 0 mSDsluCounter, 46425 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92854 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 42.35ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.42ms IncrementalHoareTripleChecker+Time [2021-11-07 15:46:08,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 92854 Invalid, 5 Unknown, 0 Unchecked, 42.35ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 6.42ms Time] [2021-11-07 15:46:08,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68840 states. [2021-11-07 15:46:09,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68840 to 68840. [2021-11-07 15:46:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68840 states, 68167 states have (on average 1.3364384526237036) internal successors, (91101), 68323 states have internal predecessors, (91101), 624 states have call successors, (624), 48 states have call predecessors, (624), 48 states have return successors, (624), 616 states have call predecessors, (624), 624 states have call successors, (624) [2021-11-07 15:46:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68840 states to 68840 states and 92349 transitions. [2021-11-07 15:46:09,781 INFO L78 Accepts]: Start accepts. Automaton has 68840 states and 92349 transitions. Word has length 141 [2021-11-07 15:46:09,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 15:46:09,782 INFO L470 AbstractCegarLoop]: Abstraction has 68840 states and 92349 transitions. [2021-11-07 15:46:09,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 15:46:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 68840 states and 92349 transitions. [2021-11-07 15:46:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-07 15:46:10,149 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 15:46:10,150 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 15:46:10,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 15:46:10,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 15:46:10,353 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 15:46:10,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 15:46:10,353 INFO L85 PathProgramCache]: Analyzing trace with hash 79722566, now seen corresponding path program 1 times [2021-11-07 15:46:10,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 15:46:10,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700212165] [2021-11-07 15:46:10,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:10,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 15:46:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-07 15:46:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 15:46:10,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 15:46:10,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700212165] [2021-11-07 15:46:10,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700212165] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 15:46:10,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484100383] [2021-11-07 15:46:10,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:10,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 15:46:10,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 15:46:10,680 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 15:46:10,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 15:46:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:13,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 4866 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 15:46:13,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 15:46:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 15:46:13,280 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 15:46:13,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484100383] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 15:46:13,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 15:46:13,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-07 15:46:13,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410815229] [2021-11-07 15:46:13,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 15:46:13,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 15:46:13,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 15:46:13,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 15:46:13,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-07 15:46:13,281 INFO L87 Difference]: Start difference. First operand 68840 states and 92349 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 15:46:17,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 15:46:17,954 INFO L93 Difference]: Finished difference Result 301970 states and 407221 transitions. [2021-11-07 15:46:17,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 15:46:17,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 141 [2021-11-07 15:46:17,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 15:46:18,810 INFO L225 Difference]: With dead ends: 301970 [2021-11-07 15:46:18,811 INFO L226 Difference]: Without dead ends: 233163 [2021-11-07 15:46:19,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 93.87ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-07 15:46:19,026 INFO L933 BasicCegarLoop]: 114094 mSDtfsCounter, 78898 mSDsluCounter, 97003 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 411 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1302.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 79097 SdHoareTripleChecker+Valid, 211097 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 157.78ms SdHoareTripleChecker+Time, 411 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1425.51ms IncrementalHoareTripleChecker+Time [2021-11-07 15:46:19,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79097 Valid, 211097 Invalid, 511 Unknown, 0 Unchecked, 157.78ms Time], IncrementalHoareTripleChecker [411 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 1425.51ms Time] [2021-11-07 15:46:19,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233163 states. [2021-11-07 15:46:23,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233163 to 135905. [2021-11-07 15:46:23,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135905 states, 134562 states have (on average 1.3376510456146609) internal successors, (179997), 134880 states have internal predecessors, (179997), 1246 states have call successors, (1246), 96 states have call predecessors, (1246), 96 states have return successors, (2492), 1224 states have call predecessors, (2492), 1246 states have call successors, (2492) [2021-11-07 15:46:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135905 states to 135905 states and 183735 transitions. [2021-11-07 15:46:23,608 INFO L78 Accepts]: Start accepts. Automaton has 135905 states and 183735 transitions. Word has length 141 [2021-11-07 15:46:23,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 15:46:23,609 INFO L470 AbstractCegarLoop]: Abstraction has 135905 states and 183735 transitions. [2021-11-07 15:46:23,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 15:46:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 135905 states and 183735 transitions. [2021-11-07 15:46:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-07 15:46:24,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 15:46:24,207 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 15:46:24,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-07 15:46:24,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-07 15:46:24,408 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 15:46:24,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 15:46:24,409 INFO L85 PathProgramCache]: Analyzing trace with hash 301621747, now seen corresponding path program 1 times [2021-11-07 15:46:24,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 15:46:24,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156201318] [2021-11-07 15:46:24,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:24,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 15:46:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-07 15:46:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 15:46:24,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 15:46:24,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156201318] [2021-11-07 15:46:24,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156201318] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 15:46:24,755 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176220898] [2021-11-07 15:46:24,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 15:46:24,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 15:46:24,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 15:46:24,759 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 15:46:24,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 15:46:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 15:46:27,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 4868 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 15:46:27,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 15:46:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 15:46:27,443 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 15:46:27,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176220898] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 15:46:27,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 15:46:27,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-07 15:46:27,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278200412] [2021-11-07 15:46:27,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 15:46:27,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 15:46:27,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 15:46:27,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 15:46:27,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-07 15:46:27,444 INFO L87 Difference]: Start difference. First operand 135905 states and 183735 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)