./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/config/TaipanReach.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_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:40:13,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:40:13,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:40:13,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:40:13,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:40:13,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:40:13,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:40:13,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:40:13,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:40:13,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:40:13,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:40:13,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:40:13,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:40:13,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:40:13,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:40:13,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:40:13,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:40:13,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:40:13,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:40:13,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:40:13,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:40:13,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:40:13,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:40:13,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:40:13,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:40:13,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:40:13,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:40:13,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:40:13,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:40:13,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:40:13,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:40:13,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:40:13,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:40:13,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:40:13,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:40:13,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:40:13,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:40:13,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:40:13,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:40:13,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:40:13,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:40:13,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:40:13,743 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:40:13,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:40:13,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:40:13,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:40:13,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:40:13,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:40:13,746 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:40:13,746 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:40:13,746 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:40:13,746 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:40:13,747 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:40:13,747 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:40:13,748 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:40:13,748 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:40:13,748 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:40:13,748 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:40:13,748 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:40:13,749 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:40:13,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:40:13,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:40:13,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:40:13,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:40:13,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:40:13,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:40:13,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:40:13,751 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:40:13,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:40:13,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:40:13,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:40:13,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:40:13,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:40:13,753 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:40:13,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:40:13,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:40:13,753 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:40:13,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:40:13,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:40:13,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:40:13,754 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_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d [2022-11-23 14:40:14,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:40:14,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:40:14,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:40:14,086 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:40:14,086 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:40:14,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 14:40:17,105 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:40:17,733 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:40:17,733 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/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 [2022-11-23 14:40:17,797 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/data/62e156663/8fd58a97d6e244e8becdad8d1d7db824/FLAGd858e81bf [2022-11-23 14:40:17,816 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/data/62e156663/8fd58a97d6e244e8becdad8d1d7db824 [2022-11-23 14:40:17,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:40:17,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:40:17,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:40:17,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:40:17,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:40:17,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:40:17" (1/1) ... [2022-11-23 14:40:17,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337f95cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:17, skipping insertion in model container [2022-11-23 14:40:17,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:40:17" (1/1) ... [2022-11-23 14:40:17,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:40:17,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:40:20,279 WARN L237 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_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/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] [2022-11-23 14:40:20,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:40:20,400 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:40:20,945 WARN L237 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_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/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] [2022-11-23 14:40:20,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:40:21,149 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:40:21,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21 WrapperNode [2022-11-23 14:40:21,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:40:21,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:40:21,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:40:21,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:40:21,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,561 INFO L138 Inliner]: procedures = 338, calls = 3354, calls flagged for inlining = 168, calls inlined = 162, statements flattened = 8019 [2022-11-23 14:40:21,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:40:21,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:40:21,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:40:21,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:40:21,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,952 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:21,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:22,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:40:22,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:40:22,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:40:22,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:40:22,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (1/1) ... [2022-11-23 14:40:22,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:40:22,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:40:22,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:40:22,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:40:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_kmap_atomic [2022-11-23 14:40:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_kmap_atomic [2022-11-23 14:40:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_dumpregs [2022-11-23 14:40:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_dumpregs [2022-11-23 14:40:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-23 14:40:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_retune_needed [2022-11-23 14:40:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_retune_needed [2022-11-23 14:40:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_preset_value [2022-11-23 14:40:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_preset_value [2022-11-23 14:40:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:40:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:40:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:40:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:40:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:40:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:40:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 14:40:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 14:40:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-23 14:40:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-23 14:40:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-23 14:40:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-23 14:40:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-23 14:40:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-23 14:40:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_irq_wakeups [2022-11-23 14:40:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_irq_wakeups [2022-11-23 14:40:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:40:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:40:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2022-11-23 14:40:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2022-11-23 14:40:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 14:40:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 14:40:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2022-11-23 14:40:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2022-11-23 14:40:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 14:40:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 14:40:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-11-23 14:40:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-11-23 14:40:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-23 14:40:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-23 14:40:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 14:40:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 14:40:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-11-23 14:40:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-11-23 14:40:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 14:40:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 14:40:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-23 14:40:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-23 14:40:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_kunmap_atomic [2022-11-23 14:40:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_kunmap_atomic [2022-11-23 14:40:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:40:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:40:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_sdio_irq [2022-11-23 14:40:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_sdio_irq [2022-11-23 14:40:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-23 14:40:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-23 14:40:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_thread_irq [2022-11-23 14:40:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_thread_irq [2022-11-23 14:40:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2022-11-23 14:40:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2022-11-23 14:40:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_4 [2022-11-23 14:40:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_4 [2022-11-23 14:40:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:40:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:40:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2022-11-23 14:40:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2022-11-23 14:40:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-23 14:40:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-23 14:40:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-23 14:40:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-23 14:40:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:40:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2022-11-23 14:40:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2022-11-23 14:40:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_preset_value [2022-11-23 14:40:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_preset_value [2022-11-23 14:40:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-23 14:40:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-23 14:40:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_disable_card_detection [2022-11-23 14:40:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_disable_card_detection [2022-11-23 14:40:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:40:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2022-11-23 14:40:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2022-11-23 14:40:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-23 14:40:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-23 14:40:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2022-11-23 14:40:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2022-11-23 14:40:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:40:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:40:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-23 14:40:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-23 14:40:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 14:40:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 14:40:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_set_voltage [2022-11-23 14:40:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_set_voltage [2022-11-23 14:40:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:40:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_pre_dma_transfer [2022-11-23 14:40:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_pre_dma_transfer [2022-11-23 14:40:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writeb [2022-11-23 14:40:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writeb [2022-11-23 14:40:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:40:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writel [2022-11-23 14:40:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writel [2022-11-23 14:40:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writew [2022-11-23 14:40:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writew [2022-11-23 14:40:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2022-11-23 14:40:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2022-11-23 14:40:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-23 14:40:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-23 14:40:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 14:40:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 14:40:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2022-11-23 14:40:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2022-11-23 14:40:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:40:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 14:40:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 14:40:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_card_detection [2022-11-23 14:40:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_card_detection [2022-11-23 14:40:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-23 14:40:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-23 14:40:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_retune_timer_stop [2022-11-23 14:40:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_retune_timer_stop [2022-11-23 14:40:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_card_detection [2022-11-23 14:40:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_card_detection [2022-11-23 14:40:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:40:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_irq [2022-11-23 14:40:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_irq [2022-11-23 14:40:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-23 14:40:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-23 14:40:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_get [2022-11-23 14:40:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_get [2022-11-23 14:40:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:40:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 14:40:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 14:40:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-23 14:40:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-23 14:40:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:40:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:40:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2022-11-23 14:40:22,179 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2022-11-23 14:40:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_5 [2022-11-23 14:40:22,179 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_5 [2022-11-23 14:40:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_4 [2022-11-23 14:40:22,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_4 [2022-11-23 14:40:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:40:22,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:40:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_cd [2022-11-23 14:40:22,180 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_cd [2022-11-23 14:40:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_4 [2022-11-23 14:40:22,180 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_4 [2022-11-23 14:40:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:40:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_put [2022-11-23 14:40:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_put [2022-11-23 14:40:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_regulator_set_ocr [2022-11-23 14:40:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_regulator_set_ocr [2022-11-23 14:40:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_finish_data [2022-11-23 14:40:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_finish_data [2022-11-23 14:40:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:40:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:40:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2022-11-23 14:40:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2022-11-23 14:40:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-23 14:40:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-23 14:40:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2022-11-23 14:40:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2022-11-23 14:40:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2022-11-23 14:40:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2022-11-23 14:40:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 14:40:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 14:40:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_busy [2022-11-23 14:40:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_busy [2022-11-23 14:40:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:40:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-11-23 14:40:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-11-23 14:40:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_5 [2022-11-23 14:40:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_5 [2022-11-23 14:40:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 14:40:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 14:40:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:40:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_sdio_irq_nolock [2022-11-23 14:40:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_sdio_irq_nolock [2022-11-23 14:40:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 14:40:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 14:40:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 14:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2022-11-23 14:40:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2022-11-23 14:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-23 14:40:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-23 14:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:40:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:40:22,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-11-23 14:40:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-11-23 14:40:22,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-23 14:40:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-23 14:40:22,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:40:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:40:22,188 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2022-11-23 14:40:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2022-11-23 14:40:22,188 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-23 14:40:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-23 14:40:22,188 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-23 14:40:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-23 14:40:22,188 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2022-11-23 14:40:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2022-11-23 14:40:22,189 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2022-11-23 14:40:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2022-11-23 14:40:22,189 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-23 14:40:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-23 14:40:22,189 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_cd [2022-11-23 14:40:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_cd [2022-11-23 14:40:22,190 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2022-11-23 14:40:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2022-11-23 14:40:22,190 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 14:40:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 14:40:22,191 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-23 14:40:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-23 14:40:22,191 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_is_supported_voltage [2022-11-23 14:40:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_is_supported_voltage [2022-11-23 14:40:22,191 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2022-11-23 14:40:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2022-11-23 14:40:22,191 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-23 14:40:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-23 14:40:22,192 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 14:40:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 14:40:22,192 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readb [2022-11-23 14:40:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readb [2022-11-23 14:40:22,192 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_bus_off [2022-11-23 14:40:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_bus_off [2022-11-23 14:40:22,193 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2022-11-23 14:40:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2022-11-23 14:40:22,193 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2022-11-23 14:40:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2022-11-23 14:40:22,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:40:22,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:40:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:40:22,194 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-11-23 14:40:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-11-23 14:40:22,194 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2022-11-23 14:40:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2022-11-23 14:40:22,194 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readw [2022-11-23 14:40:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readw [2022-11-23 14:40:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-11-23 14:40:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-11-23 14:40:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_finish_command [2022-11-23 14:40:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_finish_command [2022-11-23 14:40:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:40:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:40:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readl [2022-11-23 14:40:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readl [2022-11-23 14:40:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_adma_write_desc [2022-11-23 14:40:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_adma_write_desc [2022-11-23 14:40:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 14:40:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 14:40:23,237 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:40:23,242 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:40:24,223 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:40:33,690 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:40:37,252 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:40:37,252 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-23 14:40:37,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:37 BoogieIcfgContainer [2022-11-23 14:40:37,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:40:37,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:40:37,261 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:40:37,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:40:37,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:40:17" (1/3) ... [2022-11-23 14:40:37,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b94d1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:40:37, skipping insertion in model container [2022-11-23 14:40:37,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:21" (2/3) ... [2022-11-23 14:40:37,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b94d1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:40:37, skipping insertion in model container [2022-11-23 14:40:37,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:37" (3/3) ... [2022-11-23 14:40:37,267 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2022-11-23 14:40:37,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:40:37,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:40:37,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:40:37,382 INFO L357 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=FINITE_AUTOMATA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2384f4c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:40:37,382 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:40:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand has 2166 states, 1361 states have (on average 1.3526818515797208) internal successors, (1841), 1463 states have internal predecessors, (1841), 691 states have call successors, (691), 117 states have call predecessors, (691), 116 states have return successors, (679), 659 states have call predecessors, (679), 679 states have call successors, (679) [2022-11-23 14:40:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-23 14:40:37,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:40:37,448 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:40:37,449 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:40:37,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:40:37,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1712973934, now seen corresponding path program 1 times [2022-11-23 14:40:37,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:40:37,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518625379] [2022-11-23 14:40:37,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:40:37,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:40:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:40:38,566 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-23 14:40:38,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:40:38,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518625379] [2022-11-23 14:40:38,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518625379] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:40:38,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:40:38,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:40:38,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764325278] [2022-11-23 14:40:38,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:40:38,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:40:38,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:40:38,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:40:38,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:40:38,606 INFO L87 Difference]: Start difference. First operand has 2166 states, 1361 states have (on average 1.3526818515797208) internal successors, (1841), 1463 states have internal predecessors, (1841), 691 states have call successors, (691), 117 states have call predecessors, (691), 116 states have return successors, (679), 659 states have call predecessors, (679), 679 states have call successors, (679) Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 14:40:40,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:40:48,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:40:48,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:40:48,297 INFO L93 Difference]: Finished difference Result 6255 states and 9456 transitions. [2022-11-23 14:40:48,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:40:48,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 166 [2022-11-23 14:40:48,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:40:48,353 INFO L225 Difference]: With dead ends: 6255 [2022-11-23 14:40:48,353 INFO L226 Difference]: Without dead ends: 4030 [2022-11-23 14:40:48,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:40:48,382 INFO L413 NwaCegarLoop]: 3930 mSDtfsCounter, 2874 mSDsluCounter, 2866 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2874 SdHoareTripleChecker+Valid, 6796 SdHoareTripleChecker+Invalid, 655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:40:48,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2874 Valid, 6796 Invalid, 655 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 652 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2022-11-23 14:40:48,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-11-23 14:40:48,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 4027. [2022-11-23 14:40:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4027 states, 2516 states have (on average 1.3247217806041336) internal successors, (3333), 2686 states have internal predecessors, (3333), 1285 states have call successors, (1285), 226 states have call predecessors, (1285), 225 states have return successors, (1284), 1246 states have call predecessors, (1284), 1284 states have call successors, (1284) [2022-11-23 14:40:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 5902 transitions. [2022-11-23 14:40:48,780 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 5902 transitions. Word has length 166 [2022-11-23 14:40:48,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:40:48,782 INFO L495 AbstractCegarLoop]: Abstraction has 4027 states and 5902 transitions. [2022-11-23 14:40:48,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 14:40:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 5902 transitions. [2022-11-23 14:40:48,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-23 14:40:48,822 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:40:48,822 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:40:48,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:40:48,823 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:40:48,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:40:48,824 INFO L85 PathProgramCache]: Analyzing trace with hash 8947198, now seen corresponding path program 1 times [2022-11-23 14:40:48,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:40:48,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202605931] [2022-11-23 14:40:48,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:40:48,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:40:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:41:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-11-23 14:41:02,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:41:02,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202605931] [2022-11-23 14:41:02,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202605931] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:41:02,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808893044] [2022-11-23 14:41:02,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:41:02,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:41:02,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:41:02,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:41:02,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:41:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:41:04,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 4909 conjuncts, 165 conjunts are in the unsatisfiable core [2022-11-23 14:41:04,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:41:05,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 14:41:05,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-23 14:41:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-23 14:41:08,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:41:08,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808893044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:41:08,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:41:08,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [29] total 46 [2022-11-23 14:41:08,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506823917] [2022-11-23 14:41:08,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:41:08,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-23 14:41:08,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:41:08,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-23 14:41:08,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1901, Unknown=0, NotChecked=0, Total=2070 [2022-11-23 14:41:08,171 INFO L87 Difference]: Start difference. First operand 4027 states and 5902 transitions. Second operand has 20 states, 15 states have (on average 6.866666666666666) internal successors, (103), 13 states have internal predecessors, (103), 7 states have call successors, (34), 6 states have call predecessors, (34), 6 states have return successors, (28), 7 states have call predecessors, (28), 6 states have call successors, (28) [2022-11-23 14:41:09,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:41:11,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:05,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:07,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:15,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:42:16,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:42:18,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:42:25,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:42:34,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:37,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:42,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-23 14:42:49,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:42:49,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:42:49,745 INFO L93 Difference]: Finished difference Result 15339 states and 23108 transitions. [2022-11-23 14:42:49,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 14:42:49,746 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 15 states have (on average 6.866666666666666) internal successors, (103), 13 states have internal predecessors, (103), 7 states have call successors, (34), 6 states have call predecessors, (34), 6 states have return successors, (28), 7 states have call predecessors, (28), 6 states have call successors, (28) Word has length 214 [2022-11-23 14:42:49,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:42:49,844 INFO L225 Difference]: With dead ends: 15339 [2022-11-23 14:42:49,845 INFO L226 Difference]: Without dead ends: 11334 [2022-11-23 14:42:49,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 197 SyntacticMatches, 4 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 802 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=394, Invalid=3896, Unknown=0, NotChecked=0, Total=4290 [2022-11-23 14:42:49,880 INFO L413 NwaCegarLoop]: 5705 mSDtfsCounter, 8270 mSDsluCounter, 30430 mSDsCounter, 0 mSdLazyCounter, 32246 mSolverCounterSat, 308 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8333 SdHoareTripleChecker+Valid, 36135 SdHoareTripleChecker+Invalid, 32561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 32246 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:42:49,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8333 Valid, 36135 Invalid, 32561 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [308 Valid, 32246 Invalid, 7 Unknown, 0 Unchecked, 98.4s Time] [2022-11-23 14:42:49,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11334 states. [2022-11-23 14:42:50,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11334 to 10238. [2022-11-23 14:42:50,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 6381 states have (on average 1.331609465601003) internal successors, (8497), 6857 states have internal predecessors, (8497), 3177 states have call successors, (3177), 713 states have call predecessors, (3177), 679 states have return successors, (3660), 2955 states have call predecessors, (3660), 3176 states have call successors, (3660) [2022-11-23 14:42:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 15334 transitions. [2022-11-23 14:42:50,779 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 15334 transitions. Word has length 214 [2022-11-23 14:42:50,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:42:50,783 INFO L495 AbstractCegarLoop]: Abstraction has 10238 states and 15334 transitions. [2022-11-23 14:42:50,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 15 states have (on average 6.866666666666666) internal successors, (103), 13 states have internal predecessors, (103), 7 states have call successors, (34), 6 states have call predecessors, (34), 6 states have return successors, (28), 7 states have call predecessors, (28), 6 states have call successors, (28) [2022-11-23 14:42:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 15334 transitions. [2022-11-23 14:42:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-23 14:42:50,852 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:42:50,852 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:42:50,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:42:51,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-23 14:42:51,070 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:42:51,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:42:51,071 INFO L85 PathProgramCache]: Analyzing trace with hash -784045360, now seen corresponding path program 1 times [2022-11-23 14:42:51,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:42:51,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147510746] [2022-11-23 14:42:51,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:42:51,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:42:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:42:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-11-23 14:42:59,629 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:42:59,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147510746] [2022-11-23 14:42:59,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147510746] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:42:59,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859026949] [2022-11-23 14:42:59,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:42:59,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:42:59,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:42:59,631 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:42:59,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edfa4c37-47d5-4140-8ae1-c286f0b07c1e/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:43:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:43:01,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 4904 conjuncts, 157 conjunts are in the unsatisfiable core [2022-11-23 14:43:01,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:43:02,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 14:43:02,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-23 14:43:05,668 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 14:43:05,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 14:43:05,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-23 14:43:06,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2022-11-23 14:43:06,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-11-23 14:43:07,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 102 [2022-11-23 14:43:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-11-23 14:43:07,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:43:07,708 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 8 |c_sdhci_add_host_~host#1.offset|))) (and (forall ((v_ArrVal_1096 (Array Int Int))) (let ((.cse1 (select (store |c_#memory_int| |c_sdhci_add_host_~#caps~0#1.base| v_ArrVal_1096) |c_sdhci_add_host_~host#1.base|))) (let ((.cse0 (select .cse1 (+ 797 |c_sdhci_add_host_~host#1.offset|)))) (or (= .cse0 0) (= .cse0 1) (= (select .cse1 .cse2) 0))))) (forall ((v_ArrVal_1096 (Array Int Int))) (let ((.cse3 (select (select (store |c_#memory_int| |c_sdhci_add_host_~#caps~0#1.base| v_ArrVal_1096) |c_sdhci_add_host_~host#1.base|) .cse2))) (or (= 32 .cse3) (= .cse3 0)))))) is different from false [2022-11-23 14:43:07,808 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| |c_sdhci_add_host_~host#1.base|)) (.cse4 (+ 801 |c_sdhci_add_host_~host#1.offset|)) (.cse1 (+ 8 |c_sdhci_add_host_~host#1.offset|))) (and (forall ((v_ArrVal_1094 Int) (v_ArrVal_1096 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_sdhci_add_host_~host#1.base| (store .cse3 .cse4 v_ArrVal_1094)) |c_sdhci_add_host_~#caps~0#1.base| v_ArrVal_1096) |c_sdhci_add_host_~host#1.base|))) (let ((.cse2 (select .cse0 (+ 797 |c_sdhci_add_host_~host#1.offset|)))) (or (= (select .cse0 .cse1) 0) (= .cse2 1) (= .cse2 0))))) (forall ((v_ArrVal_1094 Int) (v_ArrVal_1096 (Array Int Int))) (let ((.cse5 (select (select (store (store |c_#memory_int| |c_sdhci_add_host_~host#1.base| (store .cse3 .cse4 v_ArrVal_1094)) |c_sdhci_add_host_~#caps~0#1.base| v_ArrVal_1096) |c_sdhci_add_host_~host#1.base|) .cse1))) (or (= .cse5 0) (= 32 .cse5)))))) is different from false [2022-11-23 14:43:07,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859026949] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:43:07,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1906120257] [2022-11-23 14:43:07,880 INFO L159 IcfgInterpreter]: Started Sifa with 140 locations of interest [2022-11-23 14:43:07,880 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:43:07,885 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:43:07,894 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:43:07,895 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:43:14,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:15,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:16,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:16,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:16,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:16,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:16,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:18,430 INFO L217 Elim1Store]: Index analysis took 3837 ms