./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 5e519f3a 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_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/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_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 04:07:57,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:07:57,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:07:57,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:07:57,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:07:57,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:07:57,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:07:57,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:07:57,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:07:57,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:07:57,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:07:57,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:07:57,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:07:57,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:07:57,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:07:57,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:07:57,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:07:57,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:07:57,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:07:57,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:07:57,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:07:57,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:07:57,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:07:57,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:07:57,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:07:57,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:07:57,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:07:57,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:07:57,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:07:57,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:07:57,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:07:57,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:07:57,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:07:57,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:07:57,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:07:57,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:07:57,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:07:57,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:07:57,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:07:57,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:07:57,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:07:57,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 04:07:57,240 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:07:57,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:07:57,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:07:57,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:07:57,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:07:57,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:07:57,243 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:07:57,243 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:07:57,243 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:07:57,243 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:07:57,244 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:07:57,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:07:57,245 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:07:57,245 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:07:57,245 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:07:57,245 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:07:57,246 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:07:57,246 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:07:57,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:07:57,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:07:57,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:07:57,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:07:57,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:07:57,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:07:57,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:07:57,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:07:57,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:07:57,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:07:57,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:07:57,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:07:57,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:07:57,251 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:07:57,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:07:57,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:07:57,252 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:07:57,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:07:57,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:07:57,252 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:07:57,252 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_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d [2022-11-03 04:07:57,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:07:57,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:07:57,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:07:57,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:07:57,556 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:07:57,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 04:07:57,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/data/d573b28f9/9f0e7bcac18948949212fe0209231a18/FLAGdcf48bd7a [2022-11-03 04:07:58,535 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:07:58,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/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 [2022-11-03 04:07:58,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/data/d573b28f9/9f0e7bcac18948949212fe0209231a18/FLAGdcf48bd7a [2022-11-03 04:07:58,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/data/d573b28f9/9f0e7bcac18948949212fe0209231a18 [2022-11-03 04:07:58,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:07:58,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:07:58,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:58,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:07:58,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:07:58,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:58" (1/1) ... [2022-11-03 04:07:58,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de6418b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:58, skipping insertion in model container [2022-11-03 04:07:58,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:58" (1/1) ... [2022-11-03 04:07:58,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:07:59,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:08:01,621 WARN L230 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_1da9e0e1-04dc-4094-8161-411ce9146c9c/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] [2022-11-03 04:08:01,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:08:01,703 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:08:02,312 WARN L230 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_1da9e0e1-04dc-4094-8161-411ce9146c9c/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] [2022-11-03 04:08:02,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:08:02,475 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:08:02,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02 WrapperNode [2022-11-03 04:08:02,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:08:02,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:08:02,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:08:02,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:08:02,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:02,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:02,948 INFO L138 Inliner]: procedures = 338, calls = 3359, calls flagged for inlining = 168, calls inlined = 162, statements flattened = 7984 [2022-11-03 04:08:02,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:08:02,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:08:02,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:08:02,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:08:02,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:02,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:08:03,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:08:03,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:08:03,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:08:03,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (1/1) ... [2022-11-03 04:08:03,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:08:03,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:08:03,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:08:03,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:08:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_kmap_atomic [2022-11-03 04:08:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_kmap_atomic [2022-11-03 04:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_dumpregs [2022-11-03 04:08:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_dumpregs [2022-11-03 04:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-03 04:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_retune_needed [2022-11-03 04:08:03,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_retune_needed [2022-11-03 04:08:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_preset_value [2022-11-03 04:08:03,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_preset_value [2022-11-03 04:08:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 04:08:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 04:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 04:08:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 04:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 04:08:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 04:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-03 04:08:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-03 04:08:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-03 04:08:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-03 04:08:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-03 04:08:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-03 04:08:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-03 04:08:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-03 04:08:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_irq_wakeups [2022-11-03 04:08:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_irq_wakeups [2022-11-03 04:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 04:08:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 04:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2022-11-03 04:08:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2022-11-03 04:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 04:08:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 04:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2022-11-03 04:08:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2022-11-03 04:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 04:08:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 04:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-11-03 04:08:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-11-03 04:08:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-03 04:08:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-03 04:08:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 04:08:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 04:08:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-11-03 04:08:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-11-03 04:08:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 04:08:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 04:08:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-03 04:08:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-03 04:08:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_kunmap_atomic [2022-11-03 04:08:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_kunmap_atomic [2022-11-03 04:08:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 04:08:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 04:08:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_sdio_irq [2022-11-03 04:08:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_sdio_irq [2022-11-03 04:08:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-03 04:08:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-03 04:08:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_thread_irq [2022-11-03 04:08:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_thread_irq [2022-11-03 04:08:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2022-11-03 04:08:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2022-11-03 04:08:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_4 [2022-11-03 04:08:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_4 [2022-11-03 04:08:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-03 04:08:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-03 04:08:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2022-11-03 04:08:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2022-11-03 04:08:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-03 04:08:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-03 04:08:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 04:08:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 04:08:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:08:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2022-11-03 04:08:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2022-11-03 04:08:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_preset_value [2022-11-03 04:08:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_preset_value [2022-11-03 04:08:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-03 04:08:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-03 04:08:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_disable_card_detection [2022-11-03 04:08:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_disable_card_detection [2022-11-03 04:08:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 04:08:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2022-11-03 04:08:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2022-11-03 04:08:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-03 04:08:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-03 04:08:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2022-11-03 04:08:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2022-11-03 04:08:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 04:08:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 04:08:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-03 04:08:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-03 04:08:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 04:08:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 04:08:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_set_voltage [2022-11-03 04:08:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_set_voltage [2022-11-03 04:08:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:08:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_pre_dma_transfer [2022-11-03 04:08:03,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_pre_dma_transfer [2022-11-03 04:08:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writeb [2022-11-03 04:08:03,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writeb [2022-11-03 04:08:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 04:08:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writel [2022-11-03 04:08:03,592 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writel [2022-11-03 04:08:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_writew [2022-11-03 04:08:03,592 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_writew [2022-11-03 04:08:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2022-11-03 04:08:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2022-11-03 04:08:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-03 04:08:03,593 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-03 04:08:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 04:08:03,594 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 04:08:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2022-11-03 04:08:03,595 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2022-11-03 04:08:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 04:08:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 04:08:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 04:08:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_card_detection [2022-11-03 04:08:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_card_detection [2022-11-03 04:08:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-03 04:08:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-03 04:08:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_retune_timer_stop [2022-11-03 04:08:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_retune_timer_stop [2022-11-03 04:08:03,609 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_card_detection [2022-11-03 04:08:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_card_detection [2022-11-03 04:08:03,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 04:08:03,609 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_irq [2022-11-03 04:08:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_irq [2022-11-03 04:08:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-03 04:08:03,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-03 04:08:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_get [2022-11-03 04:08:03,610 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_get [2022-11-03 04:08:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:08:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 04:08:03,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 04:08:03,611 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-03 04:08:03,611 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-03 04:08:03,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 04:08:03,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 04:08:03,611 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2022-11-03 04:08:03,611 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2022-11-03 04:08:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_5 [2022-11-03 04:08:03,612 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_5 [2022-11-03 04:08:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_4 [2022-11-03 04:08:03,612 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_4 [2022-11-03 04:08:03,612 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 04:08:03,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 04:08:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_cd [2022-11-03 04:08:03,613 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_cd [2022-11-03 04:08:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_4 [2022-11-03 04:08:03,613 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_4 [2022-11-03 04:08:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:08:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_put [2022-11-03 04:08:03,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_put [2022-11-03 04:08:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_regulator_set_ocr [2022-11-03 04:08:03,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_regulator_set_ocr [2022-11-03 04:08:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_finish_data [2022-11-03 04:08:03,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_finish_data [2022-11-03 04:08:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 04:08:03,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 04:08:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2022-11-03 04:08:03,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2022-11-03 04:08:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-03 04:08:03,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-03 04:08:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2022-11-03 04:08:03,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2022-11-03 04:08:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2022-11-03 04:08:03,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2022-11-03 04:08:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 04:08:03,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 04:08:03,617 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_busy [2022-11-03 04:08:03,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_busy [2022-11-03 04:08:03,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 04:08:03,617 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-11-03 04:08:03,617 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-11-03 04:08:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_5 [2022-11-03 04:08:03,618 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_5 [2022-11-03 04:08:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 04:08:03,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 04:08:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:08:03,618 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_enable_sdio_irq_nolock [2022-11-03 04:08:03,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_enable_sdio_irq_nolock [2022-11-03 04:08:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 04:08:03,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 04:08:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 04:08:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 04:08:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2022-11-03 04:08:03,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2022-11-03 04:08:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-03 04:08:03,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-03 04:08:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 04:08:03,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 04:08:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-11-03 04:08:03,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-11-03 04:08:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-03 04:08:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-03 04:08:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:08:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:08:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2022-11-03 04:08:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2022-11-03 04:08:03,622 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-03 04:08:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-03 04:08:03,622 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-03 04:08:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-03 04:08:03,622 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2022-11-03 04:08:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2022-11-03 04:08:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2022-11-03 04:08:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2022-11-03 04:08:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-03 04:08:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-03 04:08:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_cd [2022-11-03 04:08:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_cd [2022-11-03 04:08:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2022-11-03 04:08:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2022-11-03 04:08:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 04:08:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 04:08:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-03 04:08:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-03 04:08:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_is_supported_voltage [2022-11-03 04:08:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_is_supported_voltage [2022-11-03 04:08:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2022-11-03 04:08:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2022-11-03 04:08:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-03 04:08:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-03 04:08:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 04:08:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 04:08:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readb [2022-11-03 04:08:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readb [2022-11-03 04:08:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_pm_bus_off [2022-11-03 04:08:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_pm_bus_off [2022-11-03 04:08:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2022-11-03 04:08:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2022-11-03 04:08:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2022-11-03 04:08:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2022-11-03 04:08:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:08:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 04:08:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 04:08:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-11-03 04:08:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-11-03 04:08:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2022-11-03 04:08:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2022-11-03 04:08:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readw [2022-11-03 04:08:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readw [2022-11-03 04:08:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-11-03 04:08:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-11-03 04:08:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_finish_command [2022-11-03 04:08:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_finish_command [2022-11-03 04:08:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:08:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:08:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_readl [2022-11-03 04:08:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_readl [2022-11-03 04:08:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_adma_write_desc [2022-11-03 04:08:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_adma_write_desc [2022-11-03 04:08:03,636 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 04:08:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 04:08:04,765 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:08:04,769 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:08:05,979 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 04:08:18,491 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:08:22,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:08:22,498 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-03 04:08:22,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:22 BoogieIcfgContainer [2022-11-03 04:08:22,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:08:22,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:08:22,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:08:22,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:08:22,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:07:58" (1/3) ... [2022-11-03 04:08:22,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1a62ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:22, skipping insertion in model container [2022-11-03 04:08:22,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:08:02" (2/3) ... [2022-11-03 04:08:22,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1a62ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:22, skipping insertion in model container [2022-11-03 04:08:22,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:22" (3/3) ... [2022-11-03 04:08:22,519 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2022-11-03 04:08:22,546 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:08:22,546 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 04:08:22,689 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:08:22,696 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;@60f5dc2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:08:22,696 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 04:08:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 2165 states, 1360 states have (on average 1.3522058823529413) internal successors, (1839), 1462 states have internal predecessors, (1839), 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) [2022-11-03 04:08:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-03 04:08:22,784 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:08:22,785 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] [2022-11-03 04:08:22,786 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:08:22,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:08:22,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1960769365, now seen corresponding path program 1 times [2022-11-03 04:08:22,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:08:22,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283940551] [2022-11-03 04:08:22,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:08:22,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:08:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:08:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-03 04:08:23,988 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:08:23,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283940551] [2022-11-03 04:08:23,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283940551] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:08:23,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:08:23,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:08:23,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068016927] [2022-11-03 04:08:23,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:08:23,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:08:23,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:08:24,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:08:24,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:08:24,047 INFO L87 Difference]: Start difference. First operand has 2165 states, 1360 states have (on average 1.3522058823529413) internal successors, (1839), 1462 states have internal predecessors, (1839), 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) [2022-11-03 04:08:26,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:08:30,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:08:33,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:08:34,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:08:37,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:08:39,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:08:39,311 INFO L93 Difference]: Finished difference Result 6205 states and 9373 transitions. [2022-11-03 04:08:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:08:39,314 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 [2022-11-03 04:08:39,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:08:39,395 INFO L225 Difference]: With dead ends: 6205 [2022-11-03 04:08:39,396 INFO L226 Difference]: Without dead ends: 3981 [2022-11-03 04:08:39,429 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 [2022-11-03 04:08:39,434 INFO L413 NwaCegarLoop]: 3951 mSDtfsCounter, 2794 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2795 SdHoareTripleChecker+Valid, 6808 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-11-03 04:08:39,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2795 Valid, 6808 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 676 Invalid, 3 Unknown, 0 Unchecked, 14.8s Time] [2022-11-03 04:08:39,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-11-03 04:08:39,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3976. [2022-11-03 04:08:39,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 2487 states have (on average 1.3248894250100522) internal successors, (3295), 2656 states have internal predecessors, (3295), 1263 states have call successors, (1263), 226 states have call predecessors, (1263), 225 states have return successors, (1263), 1223 states have call predecessors, (1263), 1262 states have call successors, (1263) [2022-11-03 04:08:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 5821 transitions. [2022-11-03 04:08:39,873 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 5821 transitions. Word has length 166 [2022-11-03 04:08:39,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:08:39,876 INFO L495 AbstractCegarLoop]: Abstraction has 3976 states and 5821 transitions. [2022-11-03 04:08:39,877 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) [2022-11-03 04:08:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 5821 transitions. [2022-11-03 04:08:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-03 04:08:39,926 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:08:39,927 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] [2022-11-03 04:08:39,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:08:39,928 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:08:39,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:08:39,929 INFO L85 PathProgramCache]: Analyzing trace with hash -147096710, now seen corresponding path program 1 times [2022-11-03 04:08:39,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:08:39,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316236712] [2022-11-03 04:08:39,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:08:39,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:08:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:08:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-11-03 04:08:51,750 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:08:51,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316236712] [2022-11-03 04:08:51,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316236712] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:08:51,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282720318] [2022-11-03 04:08:51,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:08:51,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:08:51,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:08:51,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:08:51,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da9e0e1-04dc-4094-8161-411ce9146c9c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 04:08:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:08:53,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 4923 conjuncts, 115 conjunts are in the unsatisfiable core [2022-11-03 04:08:53,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:08:54,535 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:08:54,797 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:08:58,107 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-03 04:08:58,108 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 13 treesize of output 19 [2022-11-03 04:08:58,134 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:08:58,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:09:09,129 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:09:19,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 36 [2022-11-03 04:09:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-11-03 04:09:19,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:09:22,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282720318] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:09:22,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [756013595] [2022-11-03 04:09:22,960 INFO L159 IcfgInterpreter]: Started Sifa with 141 locations of interest [2022-11-03 04:09:22,960 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:09:22,964 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:09:22,970 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:09:22,971 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:09:30,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:31,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:32,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:32,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:32,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:32,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:32,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:09:34,303 INFO L244 Elim1Store]: Index analysis took 4173 ms