./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-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS --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 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 --- 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-8393723 [2022-11-19 08:35:24,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:35:24,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:35:24,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:35:24,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:35:24,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:35:24,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:35:24,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:35:24,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:35:24,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:35:24,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:35:24,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:35:24,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:35:24,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:35:24,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:35:24,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:35:24,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:35:24,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:35:24,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:35:24,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:35:24,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:35:24,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:35:24,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:35:24,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:35:24,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:35:24,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:35:24,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:35:24,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:35:24,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:35:24,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:35:24,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:35:24,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:35:24,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:35:24,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:35:24,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:35:24,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:35:24,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:35:24,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:35:24,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:35:24,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:35:24,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:35:24,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:35:24,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:35:24,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:35:24,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:35:24,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:35:24,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:35:24,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:35:24,404 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:35:24,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:35:24,405 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:35:24,405 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:35:24,406 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:35:24,406 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:35:24,406 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:35:24,406 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:35:24,407 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:35:24,407 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:35:24,407 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:35:24,407 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:35:24,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:35:24,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:35:24,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:35:24,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:35:24,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:35:24,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:35:24,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:35:24,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:35:24,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:35:24,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:35:24,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:35:24,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:35:24,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:35:24,412 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:35:24,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:35:24,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:35:24,413 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:35:24,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:35:24,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:35:24,414 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:35:24,414 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_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 [2022-11-19 08:35:24,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:35:24,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:35:24,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:35:24,703 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:35:24,704 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:35:24,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-19 08:35:24,780 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/data/6c9869b2f/1495cca027ec42559e5ce13127347cfd/FLAG01895e250 [2022-11-19 08:35:25,873 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:35:25,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-19 08:35:25,945 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/data/6c9869b2f/1495cca027ec42559e5ce13127347cfd/FLAG01895e250 [2022-11-19 08:35:26,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/data/6c9869b2f/1495cca027ec42559e5ce13127347cfd [2022-11-19 08:35:26,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:35:26,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:35:26,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:35:26,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:35:26,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:35:26,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:35:26" (1/1) ... [2022-11-19 08:35:26,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2d566d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:26, skipping insertion in model container [2022-11-19 08:35:26,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:35:26" (1/1) ... [2022-11-19 08:35:26,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:35:26,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:35:32,935 WARN L234 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_d87b4838-911b-47d1-8034-4a123f6e4eee/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i[691491,691504] [2022-11-19 08:35:33,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:35:33,701 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:35:34,755 WARN L234 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_d87b4838-911b-47d1-8034-4a123f6e4eee/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i[691491,691504] [2022-11-19 08:35:34,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:35:35,501 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:35:35,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35 WrapperNode [2022-11-19 08:35:35,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:35:35,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:35:35,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:35:35,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:35:35,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:35,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:36,739 INFO L138 Inliner]: procedures = 662, calls = 15769, calls flagged for inlining = 279, calls inlined = 274, statements flattened = 24193 [2022-11-19 08:35:36,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:35:36,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:35:36,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:35:36,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:35:36,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:36,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:37,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:37,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:37,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:38,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:38,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:38,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:38,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:35:38,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:35:38,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:35:38,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:35:38,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (1/1) ... [2022-11-19 08:35:38,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:35:38,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:35:38,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:35:38,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87b4838-911b-47d1-8034-4a123f6e4eee/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:35:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_platform_abort_scbs [2022-11-19 08:35:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_platform_abort_scbs [2022-11-19 08:35:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dma_tag_destroy [2022-11-19 08:35:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dma_tag_destroy [2022-11-19 08:35:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_scsi_status [2022-11-19 08:35:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_scsi_status [2022-11-19 08:35:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_shutdown [2022-11-19 08:35:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_shutdown [2022-11-19 08:35:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-19 08:35:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2022-11-19 08:35:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2022-11-19 08:35:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-19 08:35:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-19 08:35:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 08:35:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 08:35:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_read_config [2022-11-19 08:35:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_read_config [2022-11-19 08:35:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_stat_timer [2022-11-19 08:35:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_stat_timer [2022-11-19 08:35:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_flush_qoutfifo [2022-11-19 08:35:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_flush_qoutfifo [2022-11-19 08:35:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-11-19 08:35:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-11-19 08:35:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_download_instr [2022-11-19 08:35:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_download_instr [2022-11-19 08:35:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_pci_dev_remove [2022-11-19 08:35:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_pci_dev_remove [2022-11-19 08:35:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 08:35:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 08:35:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_controller_info [2022-11-19 08:35:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_controller_info [2022-11-19 08:35:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset [2022-11-19 08:35:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset [2022-11-19 08:35:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2022-11-19 08:35:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2022-11-19 08:35:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_check_patch [2022-11-19 08:35:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_check_patch [2022-11-19 08:35:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_6 [2022-11-19 08:35:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_6 [2022-11-19 08:35:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_virt_to_bus [2022-11-19 08:35:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_virt_to_bus [2022-11-19 08:35:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_pending_scbs [2022-11-19 08:35:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_pending_scbs [2022-11-19 08:35:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2022-11-19 08:35:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2022-11-19 08:35:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_acquire_seeprom [2022-11-19 08:35:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_acquire_seeprom [2022-11-19 08:35:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_transmission_error [2022-11-19 08:35:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_transmission_error [2022-11-19 08:35:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_in_softc [2022-11-19 08:35:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_in_softc [2022-11-19 08:35:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lookup_phase_entry [2022-11-19 08:35:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lookup_phase_entry [2022-11-19 08:35:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_parse_msg [2022-11-19 08:35:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_parse_msg [2022-11-19 08:35:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 08:35:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 08:35:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_intr [2022-11-19 08:35:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_intr [2022-11-19 08:35:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_platform_set_tags [2022-11-19 08:35:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_platform_set_tags [2022-11-19 08:35:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_pci_dev_resume [2022-11-19 08:35:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_pci_dev_resume [2022-11-19 08:35:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_done [2022-11-19 08:35:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_done [2022-11-19 08:35:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 08:35:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 08:35:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_message_phase [2022-11-19 08:35:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_message_phase [2022-11-19 08:35:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sglist_size [2022-11-19 08:35:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sglist_size [2022-11-19 08:35:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_get_transaction_status [2022-11-19 08:35:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_get_transaction_status [2022-11-19 08:35:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_verify_cksum [2022-11-19 08:35:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_verify_cksum [2022-11-19 08:35:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 08:35:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 08:35:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamap_unload [2022-11-19 08:35:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamap_unload [2022-11-19 08:35:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_busy_tcl [2022-11-19 08:35:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_busy_tcl [2022-11-19 08:35:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_wdtr [2022-11-19 08:35:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_wdtr [2022-11-19 08:35:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_lqiphase_error [2022-11-19 08:35:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_lqiphase_error [2022-11-19 08:35:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_info [2022-11-19 08:35:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_info [2022-11-19 08:35:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:35:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-19 08:35:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-19 08:35:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_delay [2022-11-19 08:35:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_delay [2022-11-19 08:35:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue_cmd_complete [2022-11-19 08:35:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue_cmd_complete [2022-11-19 08:35:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sync_scb [2022-11-19 08:35:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sync_scb [2022-11-19 08:35:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_seqint [2022-11-19 08:35:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_seqint [2022-11-19 08:35:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_msg_reject [2022-11-19 08:35:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_msg_reject [2022-11-19 08:35:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-11-19 08:35:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-11-19 08:35:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_alloc_tstate [2022-11-19 08:35:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_alloc_tstate [2022-11-19 08:35:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 08:35:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 08:35:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_msg_state [2022-11-19 08:35:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_msg_state [2022-11-19 08:35:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_resume [2022-11-19 08:35:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_resume [2022-11-19 08:35:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inl_scbram [2022-11-19 08:35:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inl_scbram [2022-11-19 08:35:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_search_scb_list [2022-11-19 08:35:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_search_scb_list [2022-11-19 08:35:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_ppr [2022-11-19 08:35:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_ppr [2022-11-19 08:35:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_validate_offset [2022-11-19 08:35:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_validate_offset [2022-11-19 08:35:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_match_scb [2022-11-19 08:35:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_match_scb [2022-11-19 08:35:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 08:35:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_cmds_pending [2022-11-19 08:35:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_cmds_pending [2022-11-19 08:35:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scsi_status [2022-11-19 08:35:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scsi_status [2022-11-19 08:35:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_free_scb [2022-11-19 08:35:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_free_scb [2022-11-19 08:35:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-19 08:35:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-19 08:35:38,774 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_known_modes [2022-11-19 08:35:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_known_modes [2022-11-19 08:35:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_setup [2022-11-19 08:35:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_setup [2022-11-19 08:35:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 08:35:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inw_scbram [2022-11-19 08:35:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inw_scbram [2022-11-19 08:35:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:35:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_user_tagdepth [2022-11-19 08:35:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_user_tagdepth [2022-11-19 08:35:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_index_busy_tcl [2022-11-19 08:35:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_index_busy_tcl [2022-11-19 08:35:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_resolve_seqaddr [2022-11-19 08:35:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_resolve_seqaddr [2022-11-19 08:35:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scb_status [2022-11-19 08:35:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scb_status [2022-11-19 08:35:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outw [2022-11-19 08:35:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outw [2022-11-19 08:35:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outq [2022-11-19 08:35:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outq [2022-11-19 08:35:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 08:35:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 08:35:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_residual [2022-11-19 08:35:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_residual [2022-11-19 08:35:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outl [2022-11-19 08:35:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outl [2022-11-19 08:35:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_compile_devinfo [2022-11-19 08:35:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_compile_devinfo [2022-11-19 08:35:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_slave_configure [2022-11-19 08:35:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_slave_configure [2022-11-19 08:35:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_transaction_status [2022-11-19 08:35:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_transaction_status [2022-11-19 08:35:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_residual [2022-11-19 08:35:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_residual [2022-11-19 08:35:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scsiint [2022-11-19 08:35:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scsiint [2022-11-19 08:35:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dump_card_state [2022-11-19 08:35:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dump_card_state [2022-11-19 08:35:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outb [2022-11-19 08:35:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outb [2022-11-19 08:35:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure spi_release_transport [2022-11-19 08:35:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_release_transport [2022-11-19 08:35:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_build_transfer_msg [2022-11-19 08:35:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_build_transfer_msg [2022-11-19 08:35:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_extract_mode_state [2022-11-19 08:35:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_extract_mode_state [2022-11-19 08:35:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_wait_seeprom [2022-11-19 08:35:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_wait_seeprom [2022-11-19 08:35:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-19 08:35:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-19 08:35:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unbusy_tcl [2022-11-19 08:35:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unbusy_tcl [2022-11-19 08:35:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scbptr [2022-11-19 08:35:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scbptr [2022-11-19 08:35:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:35:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_set_width [2022-11-19 08:35:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_set_width [2022-11-19 08:35:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-19 08:35:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-19 08:35:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_find_syncrate [2022-11-19 08:35:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_find_syncrate [2022-11-19 08:35:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_perrdiag_print [2022-11-19 08:35:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_perrdiag_print [2022-11-19 08:35:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_name [2022-11-19 08:35:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_name [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_size [2022-11-19 08:35:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_size [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_snscb_qoff [2022-11-19 08:35:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_snscb_qoff [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 08:35:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 08:35:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-11-19 08:35:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-11-19 08:35:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scsi_status [2022-11-19 08:35:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scsi_status [2022-11-19 08:35:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_timer_reset [2022-11-19 08:35:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_timer_reset [2022-11-19 08:35:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-19 08:35:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-19 08:35:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:35:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:35:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_format_transinfo [2022-11-19 08:35:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_format_transinfo [2022-11-19 08:35:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_scbptr [2022-11-19 08:35:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_scbptr [2022-11-19 08:35:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_free [2022-11-19 08:35:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_free [2022-11-19 08:35:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_write_config [2022-11-19 08:35:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_write_config [2022-11-19 08:35:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_abort_scbs [2022-11-19 08:35:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_abort_scbs [2022-11-19 08:35:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_rem_col_list [2022-11-19 08:35:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_rem_col_list [2022-11-19 08:35:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_syncrate [2022-11-19 08:35:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_syncrate [2022-11-19 08:35:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_intr [2022-11-19 08:35:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_intr [2022-11-19 08:35:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_force_renegotiation [2022-11-19 08:35:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_force_renegotiation [2022-11-19 08:35:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_intr_enable [2022-11-19 08:35:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_intr_enable [2022-11-19 08:35:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_scb_devinfo [2022-11-19 08:35:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_scb_devinfo [2022-11-19 08:35:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_devlimited_syncrate [2022-11-19 08:35:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_devlimited_syncrate [2022-11-19 08:35:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_bus_reset [2022-11-19 08:35:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_bus_reset [2022-11-19 08:35:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_setup_iocell_workaround [2022-11-19 08:35:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_setup_iocell_workaround [2022-11-19 08:35:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_chip_init [2022-11-19 08:35:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_chip_init [2022-11-19 08:35:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_complete_scb [2022-11-19 08:35:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_complete_scb [2022-11-19 08:35:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_abort [2022-11-19 08:35:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_abort [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scb [2022-11-19 08:35:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scb [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_restart [2022-11-19 08:35:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_restart [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamem_alloc [2022-11-19 08:35:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamem_alloc [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_alloc [2022-11-19 08:35:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_alloc [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_aic790X_setup [2022-11-19 08:35:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_aic790X_setup [2022-11-19 08:35:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_devinfo [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_devinfo [2022-11-19 08:35:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_calc_residual [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_calc_residual [2022-11-19 08:35:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:35:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_is_paused [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_is_paused [2022-11-19 08:35:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_freeze_devq [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_freeze_devq [2022-11-19 08:35:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pause_and_flushwork [2022-11-19 08:35:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pause_and_flushwork [2022-11-19 08:35:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-19 08:35:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-19 08:35:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue_abort_cmd [2022-11-19 08:35:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue_abort_cmd [2022-11-19 08:35:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_path [2022-11-19 08:35:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_path [2022-11-19 08:35:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_freeze_scb [2022-11-19 08:35:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_freeze_scb [2022-11-19 08:35:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 08:35:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 08:35:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 08:35:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 08:35:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_validate_width [2022-11-19 08:35:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_validate_width [2022-11-19 08:35:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lookup_scb [2022-11-19 08:35:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lookup_scb [2022-11-19 08:35:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-19 08:35:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-19 08:35:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_read_flexport [2022-11-19 08:35:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_read_flexport [2022-11-19 08:35:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_save_modes [2022-11-19 08:35:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_save_modes [2022-11-19 08:35:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_residual [2022-11-19 08:35:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_residual [2022-11-19 08:35:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_check_cmdcmpltqueues [2022-11-19 08:35:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_check_cmdcmpltqueues [2022-11-19 08:35:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_pkt_busfree [2022-11-19 08:35:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_pkt_busfree [2022-11-19 08:35:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_assert_modes [2022-11-19 08:35:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_assert_modes [2022-11-19 08:35:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_slot [2022-11-19 08:35:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_slot [2022-11-19 08:35:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_requeue_tail [2022-11-19 08:35:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_requeue_tail [2022-11-19 08:35:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unlock [2022-11-19 08:35:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unlock [2022-11-19 08:35:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_show_info [2022-11-19 08:35:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_show_info [2022-11-19 08:35:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 08:35:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 08:35:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inb_scbram [2022-11-19 08:35:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inb_scbram [2022-11-19 08:35:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:35:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:35:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 08:35:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 08:35:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_transaction_status [2022-11-19 08:35:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_transaction_status [2022-11-19 08:35:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_enable_coalescing [2022-11-19 08:35:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_enable_coalescing [2022-11-19 08:35:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:35:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-19 08:35:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-19 08:35:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:35:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_nonpkt_busfree [2022-11-19 08:35:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_nonpkt_busfree [2022-11-19 08:35:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dma_tag_create [2022-11-19 08:35:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dma_tag_create [2022-11-19 08:35:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_modes [2022-11-19 08:35:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_modes [2022-11-19 08:35:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_slave_alloc [2022-11-19 08:35:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_slave_alloc [2022-11-19 08:35:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_requeue [2022-11-19 08:35:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_requeue [2022-11-19 08:35:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_4btoul [2022-11-19 08:35:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_4btoul [2022-11-19 08:35:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_transfer_length [2022-11-19 08:35:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_transfer_length [2022-11-19 08:35:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:35:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_scsisigi_print [2022-11-19 08:35:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_scsisigi_print [2022-11-19 08:35:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_read_seeprom [2022-11-19 08:35:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_read_seeprom [2022-11-19 08:35:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_devreset [2022-11-19 08:35:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_devreset [2022-11-19 08:35:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-19 08:35:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lqistat1_print [2022-11-19 08:35:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lqistat1_print [2022-11-19 08:35:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_neg_request [2022-11-19 08:35:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_neg_request [2022-11-19 08:35:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unpause [2022-11-19 08:35:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unpause [2022-11-19 08:35:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_fetch_transinfo [2022-11-19 08:35:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_fetch_transinfo [2022-11-19 08:35:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-19 08:35:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-19 08:35:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_build_mode_state [2022-11-19 08:35:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_build_mode_state [2022-11-19 08:35:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lock [2022-11-19 08:35:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lock [2022-11-19 08:35:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_get_scsi_status [2022-11-19 08:35:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_get_scsi_status [2022-11-19 08:35:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_done_with_status [2022-11-19 08:35:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_done_with_status [2022-11-19 08:35:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_dev_reset [2022-11-19 08:35:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_dev_reset [2022-11-19 08:35:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-19 08:35:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-19 08:35:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_bus [2022-11-19 08:35:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_bus [2022-11-19 08:35:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dump_sglist [2022-11-19 08:35:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dump_sglist [2022-11-19 08:35:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2022-11-19 08:35:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2022-11-19 08:35:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_hwerrint [2022-11-19 08:35:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_hwerrint [2022-11-19 08:35:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_channel [2022-11-19 08:35:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_channel [2022-11-19 08:35:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_tags [2022-11-19 08:35:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_tags [2022-11-19 08:35:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_search_qinfifo [2022-11-19 08:35:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_search_qinfifo [2022-11-19 08:35:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_iocell_first_selection [2022-11-19 08:35:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_iocell_first_selection [2022-11-19 08:35:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_active_fifo [2022-11-19 08:35:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_active_fifo [2022-11-19 08:35:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 08:35:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 08:35:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_parse_brace_option [2022-11-19 08:35:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_parse_brace_option [2022-11-19 08:35:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_count [2022-11-19 08:35:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_count [2022-11-19 08:35:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_width [2022-11-19 08:35:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_width [2022-11-19 08:35:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_run_qoutfifo [2022-11-19 08:35:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_run_qoutfifo [2022-11-19 08:35:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_sdtr [2022-11-19 08:35:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_sdtr [2022-11-19 08:35:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_fifo [2022-11-19 08:35:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_fifo [2022-11-19 08:35:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamap_load [2022-11-19 08:35:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamap_load [2022-11-19 08:35:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_find_busy_tcl [2022-11-19 08:35:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_find_busy_tcl [2022-11-19 08:35:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_get_signalling [2022-11-19 08:35:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_get_signalling [2022-11-19 08:35:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_intstat [2022-11-19 08:35:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_intstat [2022-11-19 08:35:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_bus_to_virt [2022-11-19 08:35:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_bus_to_virt [2022-11-19 08:35:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-19 08:35:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-19 08:35:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_neg_table [2022-11-19 08:35:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_neg_table [2022-11-19 08:35:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 08:35:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 08:35:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_loadseq [2022-11-19 08:35:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_loadseq [2022-11-19 08:35:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_critical_section [2022-11-19 08:35:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_critical_section [2022-11-19 08:35:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-19 08:35:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-19 08:35:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:35:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_fetch_devinfo [2022-11-19 08:35:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_fetch_devinfo [2022-11-19 08:35:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue [2022-11-19 08:35:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue [2022-11-19 08:35:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 08:35:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 08:35:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_flush_device_writes [2022-11-19 08:35:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_flush_device_writes [2022-11-19 08:35:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamem_free [2022-11-19 08:35:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamem_free [2022-11-19 08:35:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_sense_residual [2022-11-19 08:35:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_sense_residual [2022-11-19 08:35:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_release_seeprom [2022-11-19 08:35:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_release_seeprom [2022-11-19 08:35:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-19 08:35:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-19 08:35:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_destroy [2022-11-19 08:35:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_destroy [2022-11-19 08:35:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-19 08:35:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-19 08:35:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-11-19 08:35:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-11-19 08:35:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_set_transaction_status [2022-11-19 08:35:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_set_transaction_status [2022-11-19 08:35:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pause [2022-11-19 08:35:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pause [2022-11-19 08:35:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_function [2022-11-19 08:35:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_function [2022-11-19 08:35:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_alloc_scbs [2022-11-19 08:35:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_alloc_scbs [2022-11-19 08:35:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_4 [2022-11-19 08:35:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_4 [2022-11-19 08:35:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inl [2022-11-19 08:35:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inl [2022-11-19 08:35:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_hnscb_qoff [2022-11-19 08:35:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_hnscb_qoff [2022-11-19 08:35:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inq [2022-11-19 08:35:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inq [2022-11-19 08:35:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_assert_atn [2022-11-19 08:35:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_assert_atn [2022-11-19 08:35:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_restore_modes [2022-11-19 08:35:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_restore_modes [2022-11-19 08:35:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sent_msg [2022-11-19 08:35:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sent_msg [2022-11-19 08:35:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inw [2022-11-19 08:35:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inw [2022-11-19 08:35:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_wait_flexport [2022-11-19 08:35:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_wait_flexport [2022-11-19 08:35:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_send_async [2022-11-19 08:35:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_send_async [2022-11-19 08:35:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_add_col_list [2022-11-19 08:35:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_add_col_list [2022-11-19 08:35:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_write_flexport [2022-11-19 08:35:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_write_flexport [2022-11-19 08:35:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_proto_violation [2022-11-19 08:35:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_proto_violation [2022-11-19 08:35:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-19 08:35:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-19 08:35:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_setup_data_scb [2022-11-19 08:35:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_setup_data_scb [2022-11-19 08:35:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inb [2022-11-19 08:35:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inb [2022-11-19 08:35:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_current_bus [2022-11-19 08:35:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_current_bus [2022-11-19 08:35:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_transport_device_data [2022-11-19 08:35:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_transport_device_data [2022-11-19 08:35:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:35:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_register [2022-11-19 08:35:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_register [2022-11-19 08:35:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-19 08:35:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-19 08:35:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_modes [2022-11-19 08:35:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_modes [2022-11-19 08:35:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sync_qoutfifo [2022-11-19 08:35:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sync_qoutfifo [2022-11-19 08:35:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sglist_allocsize [2022-11-19 08:35:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sglist_allocsize [2022-11-19 08:35:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_queue_scb [2022-11-19 08:35:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_queue_scb [2022-11-19 08:35:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_sense_bufsize [2022-11-19 08:35:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_sense_bufsize [2022-11-19 08:35:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lastphase_print [2022-11-19 08:35:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lastphase_print [2022-11-19 08:35:41,122 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:35:41,127 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:35:45,931 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 08:36:47,703 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:37:02,117 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:37:02,117 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-19 08:37:02,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:37:02 BoogieIcfgContainer [2022-11-19 08:37:02,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:37:02,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:37:02,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:37:02,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:37:02,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:35:26" (1/3) ... [2022-11-19 08:37:02,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a19b26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:37:02, skipping insertion in model container [2022-11-19 08:37:02,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:35" (2/3) ... [2022-11-19 08:37:02,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a19b26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:37:02, skipping insertion in model container [2022-11-19 08:37:02,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:37:02" (3/3) ... [2022-11-19 08:37:02,148 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-19 08:37:02,174 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:37:02,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 08:37:02,346 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:37:02,352 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;@351359aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:37:02,353 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 08:37:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 5824 states, 3251 states have (on average 1.3075976622577667) internal successors, (4251), 3453 states have internal predecessors, (4251), 2329 states have call successors, (2329), 243 states have call predecessors, (2329), 242 states have return successors, (2324), 2263 states have call predecessors, (2324), 2324 states have call successors, (2324) [2022-11-19 08:37:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-19 08:37:02,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:37:02,394 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:37:02,394 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:37:02,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:37:02,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1530153628, now seen corresponding path program 1 times [2022-11-19 08:37:02,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:37:02,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616759689] [2022-11-19 08:37:02,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:37:02,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:37:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:37:07,267 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-19 08:37:07,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:37:07,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616759689] [2022-11-19 08:37:07,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616759689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:37:07,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:37:07,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:37:07,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252866797] [2022-11-19 08:37:07,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:37:07,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:37:07,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:37:07,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:37:07,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:37:07,345 INFO L87 Difference]: Start difference. First operand has 5824 states, 3251 states have (on average 1.3075976622577667) internal successors, (4251), 3453 states have internal predecessors, (4251), 2329 states have call successors, (2329), 243 states have call predecessors, (2329), 242 states have return successors, (2324), 2263 states have call predecessors, (2324), 2324 states have call successors, (2324) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:37:09,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:12,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:14,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:18,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:21,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:25,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:32,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:37,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:39,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:42,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:43,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:37:43,572 INFO L93 Difference]: Finished difference Result 17215 states and 26324 transitions. [2022-11-19 08:37:43,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:37:43,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 161 [2022-11-19 08:37:43,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:37:43,702 INFO L225 Difference]: With dead ends: 17215 [2022-11-19 08:37:43,702 INFO L226 Difference]: Without dead ends: 11403 [2022-11-19 08:37:43,756 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 [2022-11-19 08:37:43,759 INFO L413 NwaCegarLoop]: 10959 mSDtfsCounter, 8625 mSDsluCounter, 8129 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 3 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8631 SdHoareTripleChecker+Valid, 19088 SdHoareTripleChecker+Invalid, 1428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2022-11-19 08:37:43,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8631 Valid, 19088 Invalid, 1428 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1417 Invalid, 8 Unknown, 0 Unchecked, 35.4s Time] [2022-11-19 08:37:43,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11403 states. [2022-11-19 08:37:44,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11403 to 11398. [2022-11-19 08:37:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11398 states, 6348 states have (on average 1.3026149968494014) internal successors, (8269), 6738 states have internal predecessors, (8269), 4571 states have call successors, (4571), 479 states have call predecessors, (4571), 478 states have return successors, (4570), 4443 states have call predecessors, (4570), 4568 states have call successors, (4570) [2022-11-19 08:37:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11398 states to 11398 states and 17410 transitions. [2022-11-19 08:37:45,132 INFO L78 Accepts]: Start accepts. Automaton has 11398 states and 17410 transitions. Word has length 161 [2022-11-19 08:37:45,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:37:45,133 INFO L495 AbstractCegarLoop]: Abstraction has 11398 states and 17410 transitions. [2022-11-19 08:37:45,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:37:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11398 states and 17410 transitions. [2022-11-19 08:37:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-19 08:37:45,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:37:45,141 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:37:45,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 08:37:45,141 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:37:45,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:37:45,142 INFO L85 PathProgramCache]: Analyzing trace with hash 923878694, now seen corresponding path program 1 times [2022-11-19 08:37:45,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:37:45,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742251864] [2022-11-19 08:37:45,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:37:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:37:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:37:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-19 08:37:48,520 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:37:48,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742251864] [2022-11-19 08:37:48,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742251864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:37:48,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:37:48,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:37:48,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997820352] [2022-11-19 08:37:48,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:37:48,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:37:48,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:37:48,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:37:48,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:37:48,525 INFO L87 Difference]: Start difference. First operand 11398 states and 17410 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:37:51,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:52,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:54,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:56,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:00,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:05,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:07,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:11,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:13,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:17,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:21,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:23,792 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 [] [2022-11-19 08:38:28,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:38:28,950 INFO L93 Difference]: Finished difference Result 22698 states and 34692 transitions. [2022-11-19 08:38:28,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:38:28,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 169 [2022-11-19 08:38:28,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:38:29,129 INFO L225 Difference]: With dead ends: 22698 [2022-11-19 08:38:29,129 INFO L226 Difference]: Without dead ends: 22695 [2022-11-19 08:38:29,143 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 [2022-11-19 08:38:29,144 INFO L413 NwaCegarLoop]: 10496 mSDtfsCounter, 8755 mSDsluCounter, 8140 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8770 SdHoareTripleChecker+Valid, 18636 SdHoareTripleChecker+Invalid, 1387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2022-11-19 08:38:29,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8770 Valid, 18636 Invalid, 1387 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1376 Invalid, 10 Unknown, 0 Unchecked, 39.7s Time] [2022-11-19 08:38:29,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22695 states. [2022-11-19 08:38:31,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22695 to 22674. [2022-11-19 08:38:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22674 states, 12634 states have (on average 1.3036251385151179) internal successors, (16470), 13416 states have internal predecessors, (16470), 9086 states have call successors, (9086), 954 states have call predecessors, (9086), 953 states have return successors, (9111), 8829 states have call predecessors, (9111), 9083 states have call successors, (9111) [2022-11-19 08:38:31,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22674 states to 22674 states and 34667 transitions. [2022-11-19 08:38:31,262 INFO L78 Accepts]: Start accepts. Automaton has 22674 states and 34667 transitions. Word has length 169 [2022-11-19 08:38:31,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:38:31,263 INFO L495 AbstractCegarLoop]: Abstraction has 22674 states and 34667 transitions. [2022-11-19 08:38:31,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:38:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand 22674 states and 34667 transitions. [2022-11-19 08:38:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-19 08:38:31,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:38:31,268 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:38:31,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 08:38:31,269 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:38:31,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:38:31,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1428400883, now seen corresponding path program 1 times [2022-11-19 08:38:31,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:38:31,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253685979] [2022-11-19 08:38:31,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:38:31,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:38:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:38:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-19 08:38:34,177 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:38:34,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253685979] [2022-11-19 08:38:34,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253685979] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:38:34,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:38:34,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:38:34,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171578131] [2022-11-19 08:38:34,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:38:34,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:38:34,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:38:34,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:38:34,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:38:34,180 INFO L87 Difference]: Start difference. First operand 22674 states and 34667 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:38:36,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:39,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:41,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:43,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:48,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:53,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:55,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:00,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:04,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:07,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:08,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:13,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:39:13,163 INFO L93 Difference]: Finished difference Result 22848 states and 34850 transitions. [2022-11-19 08:39:13,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:39:13,164 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 170 [2022-11-19 08:39:13,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:39:13,327 INFO L225 Difference]: With dead ends: 22848 [2022-11-19 08:39:13,327 INFO L226 Difference]: Without dead ends: 22845 [2022-11-19 08:39:13,347 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 [2022-11-19 08:39:13,348 INFO L413 NwaCegarLoop]: 10485 mSDtfsCounter, 8779 mSDsluCounter, 8143 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8784 SdHoareTripleChecker+Valid, 18628 SdHoareTripleChecker+Invalid, 1379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.2s IncrementalHoareTripleChecker+Time [2022-11-19 08:39:13,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8784 Valid, 18628 Invalid, 1379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1371 Invalid, 7 Unknown, 0 Unchecked, 38.2s Time] [2022-11-19 08:39:13,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22845 states. [2022-11-19 08:39:15,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22845 to 22829. [2022-11-19 08:39:15,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22829 states, 12716 states have (on average 1.302374960679459) internal successors, (16561), 13498 states have internal predecessors, (16561), 9125 states have call successors, (9125), 989 states have call predecessors, (9125), 987 states have return successors, (9128), 8867 states have call predecessors, (9128), 9122 states have call successors, (9128) [2022-11-19 08:39:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22829 states to 22829 states and 34814 transitions. [2022-11-19 08:39:15,548 INFO L78 Accepts]: Start accepts. Automaton has 22829 states and 34814 transitions. Word has length 170 [2022-11-19 08:39:15,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:39:15,549 INFO L495 AbstractCegarLoop]: Abstraction has 22829 states and 34814 transitions. [2022-11-19 08:39:15,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:39:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 22829 states and 34814 transitions. [2022-11-19 08:39:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-19 08:39:15,554 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:39:15,554 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:39:15,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 08:39:15,555 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:39:15,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:39:15,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1334618871, now seen corresponding path program 1 times [2022-11-19 08:39:15,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:39:15,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968404637] [2022-11-19 08:39:15,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:39:15,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:39:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:39:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-19 08:39:18,522 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:39:18,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968404637] [2022-11-19 08:39:18,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968404637] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:39:18,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:39:18,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:39:18,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873479090] [2022-11-19 08:39:18,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:39:18,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:39:18,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:39:18,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:39:18,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:39:18,524 INFO L87 Difference]: Start difference. First operand 22829 states and 34814 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:39:21,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:23,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:25,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:26,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:28,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:33,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:37,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:39,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:44,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:48,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:49,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:52,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:54,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:58,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:00,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:40:00,185 INFO L93 Difference]: Finished difference Result 45345 states and 69159 transitions. [2022-11-19 08:40:00,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:40:00,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 171 [2022-11-19 08:40:00,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:40:00,487 INFO L225 Difference]: With dead ends: 45345 [2022-11-19 08:40:00,487 INFO L226 Difference]: Without dead ends: 45334 [2022-11-19 08:40:00,513 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 [2022-11-19 08:40:00,518 INFO L413 NwaCegarLoop]: 10458 mSDtfsCounter, 8631 mSDsluCounter, 8146 mSDsCounter, 0 mSdLazyCounter, 1370 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8636 SdHoareTripleChecker+Valid, 18604 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1370 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.2s IncrementalHoareTripleChecker+Time [2022-11-19 08:40:00,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8636 Valid, 18604 Invalid, 1377 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1370 Invalid, 7 Unknown, 0 Unchecked, 40.2s Time] [2022-11-19 08:40:00,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45334 states. [2022-11-19 08:40:03,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45334 to 45316. [2022-11-19 08:40:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45316 states, 25223 states have (on average 1.3023034531974784) internal successors, (32848), 26784 states have internal predecessors, (32848), 18135 states have call successors, (18135), 1963 states have call predecessors, (18135), 1957 states have return successors, (18144), 17616 states have call predecessors, (18144), 18132 states have call successors, (18144) [2022-11-19 08:40:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45316 states to 45316 states and 69127 transitions. [2022-11-19 08:40:04,501 INFO L78 Accepts]: Start accepts. Automaton has 45316 states and 69127 transitions. Word has length 171 [2022-11-19 08:40:04,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:40:04,501 INFO L495 AbstractCegarLoop]: Abstraction has 45316 states and 69127 transitions. [2022-11-19 08:40:04,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 08:40:04,502 INFO L276 IsEmpty]: Start isEmpty. Operand 45316 states and 69127 transitions. [2022-11-19 08:40:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2022-11-19 08:40:04,631 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:40:04,632 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:40:04,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 08:40:04,632 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:40:04,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:40:04,633 INFO L85 PathProgramCache]: Analyzing trace with hash -354574424, now seen corresponding path program 1 times [2022-11-19 08:40:04,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:40:04,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498101560] [2022-11-19 08:40:04,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:40:04,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:40:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:40:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-11-19 08:40:08,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:40:08,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498101560] [2022-11-19 08:40:08,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498101560] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:40:08,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:40:08,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:40:08,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67181024] [2022-11-19 08:40:08,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:40:08,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:40:08,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:40:08,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:40:08,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:40:08,903 INFO L87 Difference]: Start difference. First operand 45316 states and 69127 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) [2022-11-19 08:40:11,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:12,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:14,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:16,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:18,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:20,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:22,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:24,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:26,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:32,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:39,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:41,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:46,264 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 [] [2022-11-19 08:40:51,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:40:51,334 INFO L93 Difference]: Finished difference Result 130463 states and 198962 transitions. [2022-11-19 08:40:51,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:40:51,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) Word has length 505 [2022-11-19 08:40:51,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:40:51,912 INFO L225 Difference]: With dead ends: 130463 [2022-11-19 08:40:51,913 INFO L226 Difference]: Without dead ends: 85178 [2022-11-19 08:40:52,411 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 [2022-11-19 08:40:52,412 INFO L413 NwaCegarLoop]: 12494 mSDtfsCounter, 7641 mSDsluCounter, 8147 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7646 SdHoareTripleChecker+Valid, 20641 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.7s IncrementalHoareTripleChecker+Time [2022-11-19 08:40:52,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7646 Valid, 20641 Invalid, 1645 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1636 Invalid, 6 Unknown, 0 Unchecked, 38.7s Time] [2022-11-19 08:40:52,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85178 states. [2022-11-19 08:40:58,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85178 to 85144. [2022-11-19 08:40:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85144 states, 47047 states have (on average 1.299721555040704) internal successors, (61148), 50082 states have internal predecessors, (61148), 34333 states have call successors, (34333), 3777 states have call predecessors, (34333), 3763 states have return successors, (34354), 33308 states have call predecessors, (34354), 34330 states have call successors, (34354) [2022-11-19 08:40:59,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85144 states to 85144 states and 129835 transitions. [2022-11-19 08:41:00,006 INFO L78 Accepts]: Start accepts. Automaton has 85144 states and 129835 transitions. Word has length 505 [2022-11-19 08:41:00,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:41:00,007 INFO L495 AbstractCegarLoop]: Abstraction has 85144 states and 129835 transitions. [2022-11-19 08:41:00,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) [2022-11-19 08:41:00,007 INFO L276 IsEmpty]: Start isEmpty. Operand 85144 states and 129835 transitions. [2022-11-19 08:41:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-11-19 08:41:00,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:41:00,264 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:41:00,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 08:41:00,264 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:41:00,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:41:00,265 INFO L85 PathProgramCache]: Analyzing trace with hash -670466559, now seen corresponding path program 1 times [2022-11-19 08:41:00,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:41:00,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388111891] [2022-11-19 08:41:00,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:41:00,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:41:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat