./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b3ea3bfb5fa1a0ecb86372fd7d66f0cc10d9707b974c24e5c8a286e565a46ff --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:19:14,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:19:14,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:19:14,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:19:14,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:19:14,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:19:14,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:19:14,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:19:14,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:19:14,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:19:14,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:19:14,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:19:14,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:19:14,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:19:14,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:19:14,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:19:14,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:19:14,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:19:14,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:19:14,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:19:14,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:19:14,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:19:14,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:19:14,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:19:14,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:19:14,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:19:14,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:19:14,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:19:14,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:19:14,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:19:14,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:19:14,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:19:14,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:19:14,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:19:14,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:19:14,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:19:14,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:19:14,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:19:14,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:19:14,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:19:14,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:19:14,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:19:14,968 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:19:14,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:19:14,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:19:14,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:19:14,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:19:14,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:19:14,970 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:19:14,970 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:19:14,971 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:19:14,971 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:19:14,972 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:19:14,972 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:19:14,972 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:19:14,972 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:19:14,973 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:19:14,973 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:19:14,973 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:19:14,973 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:19:14,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:19:14,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:19:14,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:19:14,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:19:14,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:19:14,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:19:14,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:19:14,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:19:14,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:19:14,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:19:14,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:19:14,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:19:14,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:19:14,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:19:14,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:19:14,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:19:14,978 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:19:14,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:19:14,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:19:14,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:19:14,979 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_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b3ea3bfb5fa1a0ecb86372fd7d66f0cc10d9707b974c24e5c8a286e565a46ff [2022-11-23 15:19:15,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:19:15,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:19:15,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:19:15,346 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:19:15,346 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:19:15,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-11-23 15:19:18,581 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:19:19,276 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:19:19,277 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-11-23 15:19:19,321 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/data/0c0deaecf/19d2e403db6246c8944024ed692e2341/FLAGffffddc2a [2022-11-23 15:19:19,336 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/data/0c0deaecf/19d2e403db6246c8944024ed692e2341 [2022-11-23 15:19:19,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:19:19,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:19:19,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:19:19,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:19:19,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:19:19,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:19:19" (1/1) ... [2022-11-23 15:19:19,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1f56c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:19, skipping insertion in model container [2022-11-23 15:19:19,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:19:19" (1/1) ... [2022-11-23 15:19:19,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:19:19,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:19:22,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2022-11-23 15:19:22,552 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2022-11-23 15:19:22,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:19:22,640 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:19:23,070 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2022-11-23 15:19:23,071 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2022-11-23 15:19:23,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:19:23,303 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:19:23,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23 WrapperNode [2022-11-23 15:19:23,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:19:23,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:19:23,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:19:23,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:19:23,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,586 INFO L138 Inliner]: procedures = 454, calls = 1898, calls flagged for inlining = 226, calls inlined = 205, statements flattened = 4711 [2022-11-23 15:19:23,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:19:23,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:19:23,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:19:23,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:19:23,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,912 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:19:23,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:19:23,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:19:23,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:19:23,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (1/1) ... [2022-11-23 15:19:23,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:19:24,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:19:24,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:19:24,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:19:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 15:19:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 15:19:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-11-23 15:19:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-11-23 15:19:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 15:19:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 15:19:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-23 15:19:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-23 15:19:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2022-11-23 15:19:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2022-11-23 15:19:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-23 15:19:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-23 15:19:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:19:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:19:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2022-11-23 15:19:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2022-11-23 15:19:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 15:19:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 15:19:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-23 15:19:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-23 15:19:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 15:19:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 15:19:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 15:19:24,071 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 15:19:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 15:19:24,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 15:19:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 15:19:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 15:19:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 15:19:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 15:19:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 15:19:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 15:19:24,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 15:19:24,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 15:19:24,074 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-23 15:19:24,074 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-23 15:19:24,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-23 15:19:24,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-23 15:19:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:19:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 15:19:24,075 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 15:19:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-23 15:19:24,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-23 15:19:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-11-23 15:19:24,076 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-11-23 15:19:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 15:19:24,076 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 15:19:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-11-23 15:19:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-11-23 15:19:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 15:19:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-11-23 15:19:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-11-23 15:19:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 15:19:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 15:19:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-11-23 15:19:24,079 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-11-23 15:19:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 15:19:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-11-23 15:19:24,079 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-11-23 15:19:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 15:19:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 15:19:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:19:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 15:19:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 15:19:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-23 15:19:24,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-23 15:19:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-23 15:19:24,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-23 15:19:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 15:19:24,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 15:19:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 15:19:24,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 15:19:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-23 15:19:24,083 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-23 15:19:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 15:19:24,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 15:19:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-11-23 15:19:24,084 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-11-23 15:19:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:19:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 15:19:24,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 15:19:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 15:19:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 15:19:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-11-23 15:19:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-11-23 15:19:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-23 15:19:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-23 15:19:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:19:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 15:19:24,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 15:19:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 15:19:24,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 15:19:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:19:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:19:24,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:19:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-23 15:19:24,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-23 15:19:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-23 15:19:24,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-23 15:19:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 15:19:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 15:19:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-11-23 15:19:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-11-23 15:19:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-23 15:19:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-23 15:19:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-23 15:19:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-23 15:19:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 15:19:24,092 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 15:19:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-11-23 15:19:24,095 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-11-23 15:19:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-23 15:19:24,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-23 15:19:24,098 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 15:19:24,098 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 15:19:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 15:19:24,099 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 15:19:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-23 15:19:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-23 15:19:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-23 15:19:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-23 15:19:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-23 15:19:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-23 15:19:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:19:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:19:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-11-23 15:19:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-11-23 15:19:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 15:19:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 15:19:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:19:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:19:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 15:19:24,108 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 15:19:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-11-23 15:19:24,108 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-11-23 15:19:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-11-23 15:19:24,108 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-11-23 15:19:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-23 15:19:24,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-23 15:19:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-11-23 15:19:24,109 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-11-23 15:19:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 15:19:24,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 15:19:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-11-23 15:19:24,109 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-11-23 15:19:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-23 15:19:24,110 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-23 15:19:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-23 15:19:24,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-23 15:19:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 15:19:24,110 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 15:19:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-23 15:19:24,110 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-23 15:19:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:19:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-23 15:19:24,111 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-23 15:19:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 15:19:24,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 15:19:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:19:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_89 [2022-11-23 15:19:24,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_89 [2022-11-23 15:19:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-11-23 15:19:24,112 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-11-23 15:19:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-23 15:19:24,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-23 15:19:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-11-23 15:19:24,112 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-11-23 15:19:24,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:19:24,113 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-11-23 15:19:24,113 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-11-23 15:19:24,113 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 15:19:24,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 15:19:24,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 15:19:24,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 15:19:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 15:19:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 15:19:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-11-23 15:19:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-11-23 15:19:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-23 15:19:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-23 15:19:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-23 15:19:24,115 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-23 15:19:24,116 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 15:19:24,116 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 15:19:24,117 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 15:19:24,117 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 15:19:24,117 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 15:19:24,117 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 15:19:24,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:19:24,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:19:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:19:24,118 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-11-23 15:19:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-11-23 15:19:24,118 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-23 15:19:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-23 15:19:24,118 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-11-23 15:19:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-11-23 15:19:24,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2022-11-23 15:19:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2022-11-23 15:19:24,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 15:19:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 15:19:24,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-23 15:19:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-23 15:19:24,119 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-11-23 15:19:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-11-23 15:19:24,120 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 15:19:24,120 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 15:19:24,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:19:24,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_amd8111e_priv [2022-11-23 15:19:24,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_amd8111e_priv [2022-11-23 15:19:24,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 15:19:24,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 15:19:25,075 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:19:25,078 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:19:25,716 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 15:19:28,681 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 15:19:28,849 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:19:30,162 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:19:30,163 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 15:19:30,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:19:30 BoogieIcfgContainer [2022-11-23 15:19:30,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:19:30,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:19:30,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:19:30,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:19:30,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:19:19" (1/3) ... [2022-11-23 15:19:30,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4484b620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:19:30, skipping insertion in model container [2022-11-23 15:19:30,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:19:23" (2/3) ... [2022-11-23 15:19:30,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4484b620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:19:30, skipping insertion in model container [2022-11-23 15:19:30,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:19:30" (3/3) ... [2022-11-23 15:19:30,181 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-11-23 15:19:30,201 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:19:30,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:19:30,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:19:30,315 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;@83d5beb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:19:30,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:19:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand has 1388 states, 770 states have (on average 1.2818181818181817) internal successors, (987), 801 states have internal predecessors, (987), 520 states have call successors, (520), 98 states have call predecessors, (520), 97 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) [2022-11-23 15:19:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-23 15:19:30,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:19:30,385 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 5, 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] [2022-11-23 15:19:30,385 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:19:30,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:19:30,389 INFO L85 PathProgramCache]: Analyzing trace with hash -598531606, now seen corresponding path program 1 times [2022-11-23 15:19:30,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:19:30,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661350789] [2022-11-23 15:19:30,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:30,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:19:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-11-23 15:19:31,564 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:19:31,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661350789] [2022-11-23 15:19:31,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661350789] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:19:31,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:19:31,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:19:31,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208901859] [2022-11-23 15:19:31,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:19:31,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:19:31,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:19:31,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:19:31,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:31,608 INFO L87 Difference]: Start difference. First operand has 1388 states, 770 states have (on average 1.2818181818181817) internal successors, (987), 801 states have internal predecessors, (987), 520 states have call successors, (520), 98 states have call predecessors, (520), 97 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 15:19:34,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:19:34,918 INFO L93 Difference]: Finished difference Result 3640 states and 5319 transitions. [2022-11-23 15:19:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:19:34,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 209 [2022-11-23 15:19:34,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:19:34,977 INFO L225 Difference]: With dead ends: 3640 [2022-11-23 15:19:34,977 INFO L226 Difference]: Without dead ends: 2222 [2022-11-23 15:19:35,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:35,009 INFO L413 NwaCegarLoop]: 2067 mSDtfsCounter, 1271 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 3789 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:19:35,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1271 Valid, 3789 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-23 15:19:35,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2222 states. [2022-11-23 15:19:35,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2222 to 2219. [2022-11-23 15:19:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2219 states, 1266 states have (on average 1.278830963665087) internal successors, (1619), 1316 states have internal predecessors, (1619), 788 states have call successors, (788), 164 states have call predecessors, (788), 164 states have return successors, (788), 773 states have call predecessors, (788), 788 states have call successors, (788) [2022-11-23 15:19:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 2219 states and 3195 transitions. [2022-11-23 15:19:35,343 INFO L78 Accepts]: Start accepts. Automaton has 2219 states and 3195 transitions. Word has length 209 [2022-11-23 15:19:35,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:19:35,346 INFO L495 AbstractCegarLoop]: Abstraction has 2219 states and 3195 transitions. [2022-11-23 15:19:35,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 15:19:35,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 3195 transitions. [2022-11-23 15:19:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-23 15:19:35,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:19:35,361 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:19:35,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:19:35,362 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:19:35,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:19:35,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1113439704, now seen corresponding path program 1 times [2022-11-23 15:19:35,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:19:35,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732631197] [2022-11-23 15:19:35,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:35,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:19:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-23 15:19:35,746 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:19:35,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732631197] [2022-11-23 15:19:35,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732631197] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:19:35,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:19:35,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:19:35,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564511738] [2022-11-23 15:19:35,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:19:35,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:19:35,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:19:35,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:19:35,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:35,749 INFO L87 Difference]: Start difference. First operand 2219 states and 3195 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-23 15:19:38,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:19:38,107 INFO L93 Difference]: Finished difference Result 5821 states and 8354 transitions. [2022-11-23 15:19:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:19:38,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 191 [2022-11-23 15:19:38,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:19:38,141 INFO L225 Difference]: With dead ends: 5821 [2022-11-23 15:19:38,141 INFO L226 Difference]: Without dead ends: 3623 [2022-11-23 15:19:38,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:38,157 INFO L413 NwaCegarLoop]: 2142 mSDtfsCounter, 1627 mSDsluCounter, 1663 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1627 SdHoareTripleChecker+Valid, 3805 SdHoareTripleChecker+Invalid, 555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:19:38,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1627 Valid, 3805 Invalid, 555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-23 15:19:38,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2022-11-23 15:19:38,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 3619. [2022-11-23 15:19:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3619 states, 2060 states have (on average 1.2728155339805824) internal successors, (2622), 2147 states have internal predecessors, (2622), 1276 states have call successors, (1276), 282 states have call predecessors, (1276), 282 states have return successors, (1279), 1246 states have call predecessors, (1279), 1276 states have call successors, (1279) [2022-11-23 15:19:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3619 states and 5177 transitions. [2022-11-23 15:19:38,547 INFO L78 Accepts]: Start accepts. Automaton has 3619 states and 5177 transitions. Word has length 191 [2022-11-23 15:19:38,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:19:38,550 INFO L495 AbstractCegarLoop]: Abstraction has 3619 states and 5177 transitions. [2022-11-23 15:19:38,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-23 15:19:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 5177 transitions. [2022-11-23 15:19:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-23 15:19:38,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:19:38,562 INFO L195 NwaCegarLoop]: trace histogram [14, 10, 10, 10, 10, 10, 10, 5, 5, 5, 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] [2022-11-23 15:19:38,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:19:38,562 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:19:38,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:19:38,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1289648326, now seen corresponding path program 1 times [2022-11-23 15:19:38,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:19:38,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79243879] [2022-11-23 15:19:38,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:38,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:19:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2022-11-23 15:19:39,672 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:19:39,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79243879] [2022-11-23 15:19:39,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79243879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:19:39,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:19:39,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 15:19:39,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403739199] [2022-11-23 15:19:39,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:19:39,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 15:19:39,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:19:39,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 15:19:39,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-23 15:19:39,676 INFO L87 Difference]: Start difference. First operand 3619 states and 5177 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 4 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-23 15:19:47,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:19:47,917 INFO L93 Difference]: Finished difference Result 10028 states and 14293 transitions. [2022-11-23 15:19:47,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:19:47,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 4 states have call predecessors, (33), 3 states have call successors, (33) Word has length 227 [2022-11-23 15:19:47,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:19:47,970 INFO L225 Difference]: With dead ends: 10028 [2022-11-23 15:19:47,970 INFO L226 Difference]: Without dead ends: 6430 [2022-11-23 15:19:47,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-23 15:19:47,993 INFO L413 NwaCegarLoop]: 3340 mSDtfsCounter, 5158 mSDsluCounter, 2663 mSDsCounter, 0 mSdLazyCounter, 2348 mSolverCounterSat, 2916 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5238 SdHoareTripleChecker+Valid, 6003 SdHoareTripleChecker+Invalid, 5264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2916 IncrementalHoareTripleChecker+Valid, 2348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:19:47,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5238 Valid, 6003 Invalid, 5264 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2916 Valid, 2348 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-11-23 15:19:48,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6430 states. [2022-11-23 15:19:48,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6430 to 6418. [2022-11-23 15:19:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6418 states, 3676 states have (on average 1.2731229597388465) internal successors, (4680), 3832 states have internal predecessors, (4680), 2210 states have call successors, (2210), 531 states have call predecessors, (2210), 531 states have return successors, (2213), 2158 states have call predecessors, (2213), 2210 states have call successors, (2213) [2022-11-23 15:19:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 6418 states and 9103 transitions. [2022-11-23 15:19:48,414 INFO L78 Accepts]: Start accepts. Automaton has 6418 states and 9103 transitions. Word has length 227 [2022-11-23 15:19:48,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:19:48,415 INFO L495 AbstractCegarLoop]: Abstraction has 6418 states and 9103 transitions. [2022-11-23 15:19:48,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 4 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-23 15:19:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 6418 states and 9103 transitions. [2022-11-23 15:19:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-11-23 15:19:48,430 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:19:48,430 INFO L195 NwaCegarLoop]: trace histogram [16, 10, 10, 10, 10, 10, 10, 9, 9, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:19:48,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:19:48,431 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:19:48,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:19:48,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1318142313, now seen corresponding path program 1 times [2022-11-23 15:19:48,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:19:48,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677469993] [2022-11-23 15:19:48,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:48,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:19:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2022-11-23 15:19:49,003 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:19:49,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677469993] [2022-11-23 15:19:49,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677469993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:19:49,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:19:49,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:19:49,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110990098] [2022-11-23 15:19:49,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:19:49,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:19:49,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:19:49,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:19:49,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:49,016 INFO L87 Difference]: Start difference. First operand 6418 states and 9103 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-23 15:19:51,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:19:51,179 INFO L93 Difference]: Finished difference Result 12899 states and 18357 transitions. [2022-11-23 15:19:51,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:19:51,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 312 [2022-11-23 15:19:51,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:19:51,229 INFO L225 Difference]: With dead ends: 12899 [2022-11-23 15:19:51,230 INFO L226 Difference]: Without dead ends: 6502 [2022-11-23 15:19:51,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:19:51,271 INFO L413 NwaCegarLoop]: 1705 mSDtfsCounter, 10 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:19:51,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 3403 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 15:19:51,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2022-11-23 15:19:51,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6430. [2022-11-23 15:19:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 3688 states have (on average 1.272234273318872) internal successors, (4692), 3844 states have internal predecessors, (4692), 2210 states have call successors, (2210), 531 states have call predecessors, (2210), 531 states have return successors, (2213), 2158 states have call predecessors, (2213), 2210 states have call successors, (2213) [2022-11-23 15:19:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 9115 transitions. [2022-11-23 15:19:51,786 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 9115 transitions. Word has length 312 [2022-11-23 15:19:51,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:19:51,788 INFO L495 AbstractCegarLoop]: Abstraction has 6430 states and 9115 transitions. [2022-11-23 15:19:51,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-23 15:19:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 9115 transitions. [2022-11-23 15:19:51,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-11-23 15:19:51,807 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:19:51,807 INFO L195 NwaCegarLoop]: trace histogram [16, 10, 10, 10, 10, 10, 10, 10, 10, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:19:51,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:19:51,808 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:19:51,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:19:51,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1285806292, now seen corresponding path program 1 times [2022-11-23 15:19:51,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:19:51,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792373986] [2022-11-23 15:19:51,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:51,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:19:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:52,427 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2022-11-23 15:19:52,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:19:52,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792373986] [2022-11-23 15:19:52,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792373986] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:19:52,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796965214] [2022-11-23 15:19:52,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:19:52,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:19:52,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:19:52,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:19:52,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2b5d4bb-34d5-44af-92c2-f86f3032b9aa/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:19:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:19:53,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 15:19:53,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:19:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2022-11-23 15:19:53,889 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:19:54,179 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2022-11-23 15:19:54,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796965214] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:19:54,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1711050993] [2022-11-23 15:19:54,211 INFO L159 IcfgInterpreter]: Started Sifa with 175 locations of interest [2022-11-23 15:19:54,211 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:19:54,215 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:19:54,221 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:19:54,222 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:23:18,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 15:23:18,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 15:23:19,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:23:19,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:23:19,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:23:19,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:25:38,508 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 2030 for LOIs [2022-11-23 15:26:15,676 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 311 for LOIs [2022-11-23 15:26:15,787 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 1335 for LOIs [2022-11-23 15:26:21,367 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_resume with input of size 350 for LOIs [2022-11-23 15:26:47,694 INFO L197 IcfgInterpreter]: Interpreting procedure netif_running with input of size 314 for LOIs [2022-11-23 15:26:49,379 INFO L197 IcfgInterpreter]: Interpreting procedure constant_test_bit with input of size 317 for LOIs [2022-11-23 15:26:49,696 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_restart with input of size 331 for LOIs [2022-11-23 15:26:55,382 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:26:55,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 719 treesize of output 756 [2022-11-23 15:26:55,659 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:26:55,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 657 treesize of output 694 [2022-11-23 15:26:55,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 595 treesize of output 582 [2022-11-23 15:26:56,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:26:56,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:26:56,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:56,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:26:56,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:56,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:56,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:58,244 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:26:58,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 719 treesize of output 756 [2022-11-23 15:26:58,481 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:26:58,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 657 treesize of output 694 [2022-11-23 15:26:58,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 595 treesize of output 582 [2022-11-23 15:26:59,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:26:59,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:26:59,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:59,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:59,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:26:59,602 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:27:01,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 565 treesize of output 553 [2022-11-23 15:27:01,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 553 treesize of output 541 [2022-11-23 15:27:01,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 541 treesize of output 529 [2022-11-23 15:27:01,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:01,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 267 [2022-11-23 15:27:01,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 185 [2022-11-23 15:27:01,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 153 [2022-11-23 15:27:01,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-23 15:27:01,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-23 15:27:02,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-23 15:27:02,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-23 15:27:02,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 39 [2022-11-23 15:27:02,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:02,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:27:02,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2022-11-23 15:27:02,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:27:02,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:27:02,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2022-11-23 15:27:02,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:27:02,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:27:02,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 44 [2022-11-23 15:27:03,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 565 treesize of output 553 [2022-11-23 15:27:03,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 553 treesize of output 541 [2022-11-23 15:27:03,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 541 treesize of output 529 [2022-11-23 15:27:04,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2022-11-23 15:27:04,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 565 treesize of output 553 [2022-11-23 15:27:04,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 553 treesize of output 541 [2022-11-23 15:27:04,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 541 treesize of output 529 [2022-11-23 15:27:05,591 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:27:05,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 719 treesize of output 756 [2022-11-23 15:27:05,835 INFO L321 Elim1Store]: treesize reduction 354, result has 5.1 percent of original size [2022-11-23 15:27:05,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 657 treesize of output 694 [2022-11-23 15:27:05,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 595 treesize of output 582 [2022-11-23 15:27:06,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:27:06,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:27:06,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:27:06,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:06,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2022-11-23 15:27:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:27:06,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2022-11-23 15:27:06,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-23 15:27:06,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2022-11-23 15:27:08,035 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_alloc_skb with input of size 195 for LOIs [2022-11-23 15:27:08,156 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_alloc_flags with input of size 182 for LOIs [2022-11-23 15:27:08,211 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_free_skbs with input of size 347 for LOIs [2022-11-23 15:27:11,917 INFO L197 IcfgInterpreter]: Interpreting procedure pci_set_power_state with input of size 184 for LOIs [2022-11-23 15:27:11,936 INFO L197 IcfgInterpreter]: Interpreting procedure pci_enable_wake with input of size 327 for LOIs [2022-11-23 15:27:12,246 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_set_rx_buff_len with input of size 325 for LOIs [2022-11-23 15:27:14,061 INFO L197 IcfgInterpreter]: Interpreting procedure writel with input of size 340 for LOIs [2022-11-23 15:27:14,453 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 327 for LOIs [2022-11-23 15:27:14,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 15:27:14,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 15:27:27,627 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 354 for LOIs [2022-11-23 15:27:27,789 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_irq_89 with input of size 317 for LOIs [2022-11-23 15:27:29,050 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_lock_of_amd8111e_priv with input of size 181 for LOIs [2022-11-23 15:27:29,703 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 314 for LOIs [2022-11-23 15:27:29,979 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert with input of size 188 for LOIs [2022-11-23 15:27:29,999 INFO L197 IcfgInterpreter]: Interpreting procedure pci_get_drvdata with input of size 327 for LOIs [2022-11-23 15:27:30,525 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_priv with input of size 312 for LOIs [2022-11-23 15:27:30,662 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 15:27:59,576 WARN L233 SmtUtils]: Spent 28.74s on a formula simplification that was a NOOP. DAG size: 1860 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:29:05,797 WARN L233 SmtUtils]: Spent 1.10m on a formula simplification. DAG size of input: 2030 DAG size of output: 1952 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:30:13,119 WARN L233 SmtUtils]: Spent 1.12m on a formula simplification. DAG size of input: 2032 DAG size of output: 1954 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:30:33,329 WARN L233 SmtUtils]: Spent 13.79s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:30:47,525 WARN L233 SmtUtils]: Spent 13.73s on a formula simplification that was a NOOP. DAG size: 1320 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:31:02,296 WARN L233 SmtUtils]: Spent 14.30s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:31:17,496 WARN L233 SmtUtils]: Spent 14.65s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:31:33,078 WARN L233 SmtUtils]: Spent 15.02s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:31:48,670 WARN L233 SmtUtils]: Spent 14.94s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:32:03,412 WARN L233 SmtUtils]: Spent 14.03s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:32:17,783 WARN L233 SmtUtils]: Spent 13.68s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:32:32,505 WARN L233 SmtUtils]: Spent 14.00s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:32:47,468 WARN L233 SmtUtils]: Spent 14.15s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:33:02,941 WARN L233 SmtUtils]: Spent 14.57s on a formula simplification that was a NOOP. DAG size: 1324 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)