./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/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_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7 --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 --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:04:26,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:04:26,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:04:26,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:04:26,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:04:26,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:04:26,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:04:26,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:04:26,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:04:26,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:04:26,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:04:26,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:04:26,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:04:26,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:04:26,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:04:26,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:04:26,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:04:26,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:04:26,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:04:26,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:04:26,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:04:26,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:04:27,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:04:27,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:04:27,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:04:27,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:04:27,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:04:27,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:04:27,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:04:27,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:04:27,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:04:27,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:04:27,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:04:27,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:04:27,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:04:27,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:04:27,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:04:27,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:04:27,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:04:27,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:04:27,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:04:27,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:04:27,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:04:27,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:04:27,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:04:27,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:04:27,057 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:04:27,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:04:27,058 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:04:27,058 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:04:27,058 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:04:27,058 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:04:27,059 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:04:27,059 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:04:27,059 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:04:27,059 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:04:27,059 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:04:27,060 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:04:27,062 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:04:27,063 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:04:27,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:04:27,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:04:27,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:04:27,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:04:27,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:04:27,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:04:27,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:04:27,065 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:04:27,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:04:27,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:04:27,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:04:27,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:04:27,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:04:27,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:04:27,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:04:27,069 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:04:27,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:04:27,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:04:27,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:04:27,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:04:27,070 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b3ea3bfb5fa1a0ecb86372fd7d66f0cc10d9707b974c24e5c8a286e565a46ff [2021-11-25 18:04:27,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:04:27,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:04:27,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:04:27,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:04:27,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:04:27,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2021-11-25 18:04:27,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/data/04cee6a49/0ff2d2f2f933426c94989e28a292231a/FLAG73147e3d2 [2021-11-25 18:04:28,421 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:04:28,422 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2021-11-25 18:04:28,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/data/04cee6a49/0ff2d2f2f933426c94989e28a292231a/FLAG73147e3d2 [2021-11-25 18:04:28,892 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/data/04cee6a49/0ff2d2f2f933426c94989e28a292231a [2021-11-25 18:04:28,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:04:28,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:04:28,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:04:28,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:04:28,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:04:28,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:04:28" (1/1) ... [2021-11-25 18:04:28,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac06726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:28, skipping insertion in model container [2021-11-25 18:04:28,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:04:28" (1/1) ... [2021-11-25 18:04:28,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:04:29,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:04:31,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2021-11-25 18:04:31,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2021-11-25 18:04:31,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:04:31,960 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:04:32,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2021-11-25 18:04:32,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2021-11-25 18:04:32,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:04:32,540 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:04:32,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32 WrapperNode [2021-11-25 18:04:32,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:04:32,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:04:32,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:04:32,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:04:32,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:32,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:32,898 INFO L137 Inliner]: procedures = 454, calls = 1901, calls flagged for inlining = 226, calls inlined = 205, statements flattened = 4690 [2021-11-25 18:04:32,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:04:32,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:04:32,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:04:32,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:04:32,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:32,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:32,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:32,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:33,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:33,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:33,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:33,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:04:33,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:04:33,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:04:33,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:04:33,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (1/1) ... [2021-11-25 18:04:33,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:04:33,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:04:33,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:04:33,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:04:33,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 18:04:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 18:04:33,274 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2021-11-25 18:04:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2021-11-25 18:04:33,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 18:04:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 18:04:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 18:04:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 18:04:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2021-11-25 18:04:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2021-11-25 18:04:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-25 18:04:33,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-25 18:04:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 18:04:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 18:04:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2021-11-25 18:04:33,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2021-11-25 18:04:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 18:04:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 18:04:33,277 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-25 18:04:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-25 18:04:33,277 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 18:04:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 18:04:33,277 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 18:04:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 18:04:33,278 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 18:04:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 18:04:33,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 18:04:33,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 18:04:33,278 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 18:04:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 18:04:33,279 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 18:04:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 18:04:33,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 18:04:33,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 18:04:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-25 18:04:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-25 18:04:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-25 18:04:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-25 18:04:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:04:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-25 18:04:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-25 18:04:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-25 18:04:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-25 18:04:33,281 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2021-11-25 18:04:33,281 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2021-11-25 18:04:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 18:04:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 18:04:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2021-11-25 18:04:33,282 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2021-11-25 18:04:33,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 18:04:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2021-11-25 18:04:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2021-11-25 18:04:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 18:04:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 18:04:33,283 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2021-11-25 18:04:33,283 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2021-11-25 18:04:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 18:04:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2021-11-25 18:04:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2021-11-25 18:04:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 18:04:33,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 18:04:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:04:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 18:04:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 18:04:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 18:04:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 18:04:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 18:04:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 18:04:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 18:04:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 18:04:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 18:04:33,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 18:04:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 18:04:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 18:04:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 18:04:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 18:04:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2021-11-25 18:04:33,287 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2021-11-25 18:04:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:04:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 18:04:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 18:04:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 18:04:33,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 18:04:33,288 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2021-11-25 18:04:33,289 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2021-11-25 18:04:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 18:04:33,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 18:04:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:04:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 18:04:33,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 18:04:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 18:04:33,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 18:04:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:04:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:04:33,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:04:33,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-25 18:04:33,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-25 18:04:33,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-25 18:04:33,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-25 18:04:33,291 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 18:04:33,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 18:04:33,292 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2021-11-25 18:04:33,292 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2021-11-25 18:04:33,292 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-25 18:04:33,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-25 18:04:33,292 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-25 18:04:33,292 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-25 18:04:33,293 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 18:04:33,293 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 18:04:33,293 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2021-11-25 18:04:33,293 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2021-11-25 18:04:33,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 18:04:33,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 18:04:33,294 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 18:04:33,294 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 18:04:33,294 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 18:04:33,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 18:04:33,295 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-25 18:04:33,295 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-25 18:04:33,295 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-25 18:04:33,295 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-25 18:04:33,295 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-25 18:04:33,295 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-25 18:04:33,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:04:33,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:04:33,296 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2021-11-25 18:04:33,296 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2021-11-25 18:04:33,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 18:04:33,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 18:04:33,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 18:04:33,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 18:04:33,297 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 18:04:33,297 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 18:04:33,297 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2021-11-25 18:04:33,297 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2021-11-25 18:04:33,298 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2021-11-25 18:04:33,298 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2021-11-25 18:04:33,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 18:04:33,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 18:04:33,298 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2021-11-25 18:04:33,298 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2021-11-25 18:04:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-25 18:04:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-25 18:04:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2021-11-25 18:04:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2021-11-25 18:04:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 18:04:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 18:04:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 18:04:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 18:04:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 18:04:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 18:04:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-25 18:04:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-25 18:04:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:04:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-25 18:04:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-25 18:04:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 18:04:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 18:04:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:04:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_89 [2021-11-25 18:04:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_89 [2021-11-25 18:04:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2021-11-25 18:04:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2021-11-25 18:04:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-25 18:04:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-25 18:04:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2021-11-25 18:04:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2021-11-25 18:04:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 18:04:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2021-11-25 18:04:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2021-11-25 18:04:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 18:04:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 18:04:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 18:04:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 18:04:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-25 18:04:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-25 18:04:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2021-11-25 18:04:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2021-11-25 18:04:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-25 18:04:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-25 18:04:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-25 18:04:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-25 18:04:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 18:04:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 18:04:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 18:04:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 18:04:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 18:04:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 18:04:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:04:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 18:04:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 18:04:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2021-11-25 18:04:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2021-11-25 18:04:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 18:04:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 18:04:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2021-11-25 18:04:33,308 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2021-11-25 18:04:33,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2021-11-25 18:04:33,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2021-11-25 18:04:33,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 18:04:33,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 18:04:33,308 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-25 18:04:33,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-25 18:04:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2021-11-25 18:04:33,309 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2021-11-25 18:04:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 18:04:33,309 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 18:04:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:04:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_amd8111e_priv [2021-11-25 18:04:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_amd8111e_priv [2021-11-25 18:04:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 18:04:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 18:04:34,202 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:04:34,208 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:04:34,685 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 18:04:36,946 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 18:04:37,085 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:04:38,037 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:04:38,037 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 18:04:38,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:04:38 BoogieIcfgContainer [2021-11-25 18:04:38,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:04:38,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:04:38,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:04:38,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:04:38,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:04:28" (1/3) ... [2021-11-25 18:04:38,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cab5c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:04:38, skipping insertion in model container [2021-11-25 18:04:38,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:04:32" (2/3) ... [2021-11-25 18:04:38,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cab5c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:04:38, skipping insertion in model container [2021-11-25 18:04:38,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:04:38" (3/3) ... [2021-11-25 18:04:38,050 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2021-11-25 18:04:38,055 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:04:38,055 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:04:38,109 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:04:38,115 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:04:38,116 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:04:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 1387 states, 769 states have (on average 1.2808842652795838) internal successors, (985), 800 states have internal predecessors, (985), 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) [2021-11-25 18:04:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-25 18:04:38,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:04:38,221 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:04:38,222 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:04:38,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:04:38,230 INFO L85 PathProgramCache]: Analyzing trace with hash 744197101, now seen corresponding path program 1 times [2021-11-25 18:04:38,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:04:38,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653350775] [2021-11-25 18:04:38,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:38,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:04:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2021-11-25 18:04:39,080 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:04:39,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653350775] [2021-11-25 18:04:39,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653350775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:04:39,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:04:39,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:04:39,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522485649] [2021-11-25 18:04:39,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:04:39,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:04:39,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:04:39,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:04:39,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:04:39,129 INFO L87 Difference]: Start difference. First operand has 1387 states, 769 states have (on average 1.2808842652795838) internal successors, (985), 800 states have internal predecessors, (985), 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) [2021-11-25 18:04:41,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:04:41,276 INFO L93 Difference]: Finished difference Result 3637 states and 5313 transitions. [2021-11-25 18:04:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:04:41,279 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 [2021-11-25 18:04:41,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:04:41,340 INFO L225 Difference]: With dead ends: 3637 [2021-11-25 18:04:41,340 INFO L226 Difference]: Without dead ends: 2220 [2021-11-25 18:04:41,356 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:04:41,365 INFO L933 BasicCegarLoop]: 2063 mSDtfsCounter, 1269 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1269 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 18:04:41,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1269 Valid, 3781 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 18:04:41,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2021-11-25 18:04:41,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 2217. [2021-11-25 18:04:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2217 states, 1264 states have (on average 1.2776898734177216) internal successors, (1615), 1314 states have internal predecessors, (1615), 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) [2021-11-25 18:04:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 3191 transitions. [2021-11-25 18:04:41,705 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 3191 transitions. Word has length 209 [2021-11-25 18:04:41,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:04:41,707 INFO L470 AbstractCegarLoop]: Abstraction has 2217 states and 3191 transitions. [2021-11-25 18:04:41,707 INFO L471 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) [2021-11-25 18:04:41,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 3191 transitions. [2021-11-25 18:04:41,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-25 18:04:41,721 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:04:41,721 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 5, 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] [2021-11-25 18:04:41,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:04:41,722 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:04:41,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:04:41,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1375175326, now seen corresponding path program 1 times [2021-11-25 18:04:41,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:04:41,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15886215] [2021-11-25 18:04:41,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:41,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:04:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:41,936 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2021-11-25 18:04:41,937 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:04:41,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15886215] [2021-11-25 18:04:41,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15886215] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:04:41,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:04:41,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:04:41,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302459862] [2021-11-25 18:04:41,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:04:41,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:04:41,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:04:41,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:04:41,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:04:41,941 INFO L87 Difference]: Start difference. First operand 2217 states and 3191 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-11-25 18:04:43,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:04:43,615 INFO L93 Difference]: Finished difference Result 5817 states and 8346 transitions. [2021-11-25 18:04:43,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:04:43,616 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 197 [2021-11-25 18:04:43,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:04:43,653 INFO L225 Difference]: With dead ends: 5817 [2021-11-25 18:04:43,653 INFO L226 Difference]: Without dead ends: 3621 [2021-11-25 18:04:43,667 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:04:43,669 INFO L933 BasicCegarLoop]: 2138 mSDtfsCounter, 1627 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1627 SdHoareTripleChecker+Valid, 3797 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:04:43,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1627 Valid, 3797 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 18:04:43,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3621 states. [2021-11-25 18:04:43,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3621 to 3617. [2021-11-25 18:04:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3617 states, 2058 states have (on average 1.272108843537415) internal successors, (2618), 2145 states have internal predecessors, (2618), 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) [2021-11-25 18:04:44,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3617 states and 5173 transitions. [2021-11-25 18:04:44,022 INFO L78 Accepts]: Start accepts. Automaton has 3617 states and 5173 transitions. Word has length 197 [2021-11-25 18:04:44,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:04:44,023 INFO L470 AbstractCegarLoop]: Abstraction has 3617 states and 5173 transitions. [2021-11-25 18:04:44,023 INFO L471 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-11-25 18:04:44,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 5173 transitions. [2021-11-25 18:04:44,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-25 18:04:44,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:04:44,032 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:04:44,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:04:44,032 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:04:44,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:04:44,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1062667201, now seen corresponding path program 1 times [2021-11-25 18:04:44,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:04:44,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566211985] [2021-11-25 18:04:44,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:44,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:04:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:44,274 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2021-11-25 18:04:44,274 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:04:44,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566211985] [2021-11-25 18:04:44,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566211985] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:04:44,275 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:04:44,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:04:44,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628006131] [2021-11-25 18:04:44,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:04:44,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:04:44,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:04:44,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:04:44,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:04:44,278 INFO L87 Difference]: Start difference. First operand 3617 states and 5173 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) [2021-11-25 18:04:49,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:04:49,773 INFO L93 Difference]: Finished difference Result 10022 states and 14281 transitions. [2021-11-25 18:04:49,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:04:49,774 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 [2021-11-25 18:04:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:04:49,828 INFO L225 Difference]: With dead ends: 10022 [2021-11-25 18:04:49,828 INFO L226 Difference]: Without dead ends: 6426 [2021-11-25 18:04:49,847 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:04:49,853 INFO L933 BasicCegarLoop]: 3355 mSDtfsCounter, 3303 mSDsluCounter, 4481 mSDsCounter, 0 mSdLazyCounter, 2725 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 7065 SdHoareTripleChecker+Invalid, 3066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 2725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:04:49,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3383 Valid, 7065 Invalid, 3066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 2725 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2021-11-25 18:04:49,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6426 states. [2021-11-25 18:04:50,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6426 to 6414. [2021-11-25 18:04:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6414 states, 3672 states have (on average 1.2723311546840959) internal successors, (4672), 3828 states have internal predecessors, (4672), 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) [2021-11-25 18:04:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6414 states to 6414 states and 9095 transitions. [2021-11-25 18:04:50,262 INFO L78 Accepts]: Start accepts. Automaton has 6414 states and 9095 transitions. Word has length 227 [2021-11-25 18:04:50,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:04:50,263 INFO L470 AbstractCegarLoop]: Abstraction has 6414 states and 9095 transitions. [2021-11-25 18:04:50,266 INFO L471 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) [2021-11-25 18:04:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6414 states and 9095 transitions. [2021-11-25 18:04:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-25 18:04:50,280 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:04:50,281 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:04:50,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:04:50,281 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:04:50,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:04:50,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1190170734, now seen corresponding path program 1 times [2021-11-25 18:04:50,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:04:50,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163998578] [2021-11-25 18:04:50,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:50,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:04:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2021-11-25 18:04:50,667 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:04:50,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163998578] [2021-11-25 18:04:50,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163998578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:04:50,668 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:04:50,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:04:50,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195960292] [2021-11-25 18:04:50,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:04:50,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:04:50,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:04:50,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:04:50,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:04:50,680 INFO L87 Difference]: Start difference. First operand 6414 states and 9095 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2021-11-25 18:04:52,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:04:52,238 INFO L93 Difference]: Finished difference Result 12891 states and 18341 transitions. [2021-11-25 18:04:52,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:04:52,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 314 [2021-11-25 18:04:52,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:04:52,292 INFO L225 Difference]: With dead ends: 12891 [2021-11-25 18:04:52,292 INFO L226 Difference]: Without dead ends: 6498 [2021-11-25 18:04:52,326 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:04:52,327 INFO L933 BasicCegarLoop]: 1704 mSDtfsCounter, 10 mSDsluCounter, 1949 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:04:52,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 3399 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:04:52,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6498 states. [2021-11-25 18:04:52,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6498 to 6426. [2021-11-25 18:04:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 3684 states have (on average 1.271444082519001) internal successors, (4684), 3840 states have internal predecessors, (4684), 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) [2021-11-25 18:04:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 9107 transitions. [2021-11-25 18:04:52,781 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 9107 transitions. Word has length 314 [2021-11-25 18:04:52,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:04:52,783 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 9107 transitions. [2021-11-25 18:04:52,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2021-11-25 18:04:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 9107 transitions. [2021-11-25 18:04:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2021-11-25 18:04:52,800 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:04:52,801 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1] [2021-11-25 18:04:52,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 18:04:52,801 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:04:52,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:04:52,803 INFO L85 PathProgramCache]: Analyzing trace with hash -2063416666, now seen corresponding path program 1 times [2021-11-25 18:04:52,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:04:52,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780511042] [2021-11-25 18:04:52,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:52,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:04:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 668 trivial. 0 not checked. [2021-11-25 18:04:53,125 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:04:53,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780511042] [2021-11-25 18:04:53,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780511042] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:04:53,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347968122] [2021-11-25 18:04:53,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:04:53,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:04:53,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:04:53,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:04:53,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d524031a-cb68-4ab4-96b1-01f4f041be70/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:04:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:04:54,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 3060 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:04:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:04:54,736 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2021-11-25 18:04:54,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:04:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 668 trivial. 0 not checked. [2021-11-25 18:04:55,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347968122] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:04:55,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1722251669] [2021-11-25 18:04:55,517 INFO L159 IcfgInterpreter]: Started Sifa with 175 locations of interest [2021-11-25 18:04:55,517 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:04:55,523 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:04:55,528 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:04:55,528 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:12:08,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2021-11-25 18:12:08,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:29,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:29,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:30,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:31,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:31,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:12:31,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:14:12,722 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 2041 for LOIs [2021-11-25 18:14:43,567 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 324 for LOIs [2021-11-25 18:14:43,684 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_resume with input of size 218 for LOIs [2021-11-25 18:15:00,174 INFO L197 IcfgInterpreter]: Interpreting procedure netif_running with input of size 179 for LOIs [2021-11-25 18:15:00,426 INFO L197 IcfgInterpreter]: Interpreting procedure constant_test_bit with input of size 181 for LOIs [2021-11-25 18:15:00,457 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_restart with input of size 324 for LOIs [2021-11-25 18:15:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:01,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-25 18:15:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:01,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:01,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2021-11-25 18:15:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:02,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 28 [2021-11-25 18:15:02,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 76 treesize of output 72 [2021-11-25 18:15:02,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 238 [2021-11-25 18:15:02,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 177 [2021-11-25 18:15:02,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 145 [2021-11-25 18:15:02,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:15:02,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:15:02,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:15:02,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:15:02,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:15:02,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:15:02,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:15:02,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:15:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 [2021-11-25 18:15:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:15:02,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 34 treesize of output 16 [2021-11-25 18:15:02,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 28 [2021-11-25 18:15:02,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 76 treesize of output 72 [2021-11-25 18:15:03,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 28 [2021-11-25 18:15:03,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 76 treesize of output 72 [2021-11-25 18:15:03,415 INFO L354 Elim1Store]: treesize reduction 199, result has 12.3 percent of original size [2021-11-25 18:15:03,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:03,500 INFO L354 Elim1Store]: treesize reduction 199, result has 12.3 percent of original size [2021-11-25 18:15:03,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 28 [2021-11-25 18:15:03,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 54 [2021-11-25 18:15:03,622 INFO L354 Elim1Store]: treesize reduction 324, result has 10.2 percent of original size [2021-11-25 18:15:03,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 101 treesize of output 117 [2021-11-25 18:15:03,849 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_alloc_skb with input of size 195 for LOIs [2021-11-25 18:15:03,941 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_alloc_flags with input of size 182 for LOIs [2021-11-25 18:15:04,032 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_free_skbs with input of size 212 for LOIs [2021-11-25 18:15:05,988 INFO L197 IcfgInterpreter]: Interpreting procedure pci_set_power_state with input of size 312 for LOIs [2021-11-25 18:15:06,034 INFO L197 IcfgInterpreter]: Interpreting procedure pci_enable_wake with input of size 327 for LOIs [2021-11-25 18:15:06,303 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 1343 for LOIs [2021-11-25 18:15:11,069 INFO L197 IcfgInterpreter]: Interpreting procedure amd8111e_set_rx_buff_len with input of size 188 for LOIs [2021-11-25 18:15:11,685 INFO L197 IcfgInterpreter]: Interpreting procedure writel with input of size 199 for LOIs [2021-11-25 18:15:11,756 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 321 for LOIs [2021-11-25 18:15:11,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 18:15:11,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2021-11-25 18:15:19,927 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 341 for LOIs [2021-11-25 18:15:20,060 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_irq_89 with input of size 309 for LOIs [2021-11-25 18:15:20,325 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_lock_of_amd8111e_priv with input of size 181 for LOIs [2021-11-25 18:15:20,856 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 315 for LOIs [2021-11-25 18:15:21,076 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert with input of size 188 for LOIs [2021-11-25 18:15:21,099 INFO L197 IcfgInterpreter]: Interpreting procedure pci_get_drvdata with input of size 197 for LOIs [2021-11-25 18:15:21,247 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_priv with input of size 312 for LOIs [2021-11-25 18:15:21,357 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:15:44,238 WARN L227 SmtUtils]: Spent 22.76s on a formula simplification that was a NOOP. DAG size: 1871 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)