./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs --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 fb66474e5e41b459479f6d5b414154fee660232663143da1bc936d3f2a0049ad --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 15:45:26,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 15:45:26,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 15:45:26,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 15:45:26,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 15:45:26,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 15:45:26,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 15:45:26,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 15:45:26,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 15:45:26,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 15:45:26,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 15:45:26,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 15:45:26,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 15:45:26,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 15:45:26,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 15:45:26,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 15:45:26,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 15:45:26,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 15:45:26,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 15:45:26,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 15:45:26,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 15:45:26,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 15:45:26,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 15:45:26,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 15:45:26,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 15:45:26,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 15:45:26,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 15:45:26,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 15:45:26,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 15:45:26,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 15:45:26,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 15:45:26,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 15:45:26,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 15:45:26,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 15:45:26,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 15:45:26,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 15:45:26,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 15:45:26,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 15:45:26,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 15:45:26,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 15:45:26,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 15:45:26,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 15:45:26,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 15:45:26,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 15:45:26,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 15:45:26,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 15:45:26,266 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 15:45:26,266 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 15:45:26,267 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 15:45:26,267 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 15:45:26,273 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 15:45:26,273 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 15:45:26,274 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 15:45:26,275 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 15:45:26,275 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 15:45:26,275 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 15:45:26,275 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 15:45:26,276 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 15:45:26,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 15:45:26,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 15:45:26,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 15:45:26,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 15:45:26,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 15:45:26,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 15:45:26,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 15:45:26,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 15:45:26,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 15:45:26,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 15:45:26,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 15:45:26,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 15:45:26,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:45:26,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 15:45:26,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 15:45:26,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 15:45:26,282 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 15:45:26,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 15:45:26,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 15:45:26,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 15:45:26,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 15:45:26,283 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb66474e5e41b459479f6d5b414154fee660232663143da1bc936d3f2a0049ad [2021-11-19 15:45:26,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 15:45:26,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 15:45:26,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 15:45:26,608 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 15:45:26,609 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 15:45:26,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-11-19 15:45:26,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/af4416244/7d66d804d3d74665bb6fa2b909885285/FLAGb862cc74c [2021-11-19 15:45:27,942 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 15:45:27,942 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-11-19 15:45:28,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/af4416244/7d66d804d3d74665bb6fa2b909885285/FLAGb862cc74c [2021-11-19 15:45:28,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/af4416244/7d66d804d3d74665bb6fa2b909885285 [2021-11-19 15:45:28,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 15:45:28,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 15:45:28,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 15:45:28,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 15:45:28,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 15:45:28,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:28" (1/1) ... [2021-11-19 15:45:28,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81b2432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:28, skipping insertion in model container [2021-11-19 15:45:28,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:28" (1/1) ... [2021-11-19 15:45:28,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 15:45:28,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:45:34,710 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,712 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,713 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,716 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,720 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,721 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,733 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:34,976 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:35,043 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 15:45:40,371 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[947955,947968] [2021-11-19 15:45:40,374 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948124,948137] [2021-11-19 15:45:40,375 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948291,948304] [2021-11-19 15:45:40,375 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948459,948472] [2021-11-19 15:45:40,416 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:45:40,493 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 15:45:40,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bed9fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:40, skipping insertion in model container [2021-11-19 15:45:40,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 15:45:40,494 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 15:45:40,496 INFO L158 Benchmark]: Toolchain (without parser) took 11899.79ms. Allocated memory was 100.7MB in the beginning and 207.6MB in the end (delta: 107.0MB). Free memory was 64.5MB in the beginning and 65.4MB in the end (delta: -877.6kB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. [2021-11-19 15:45:40,497 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 15:45:40,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 11895.15ms. Allocated memory was 100.7MB in the beginning and 207.6MB in the end (delta: 107.0MB). Free memory was 64.3MB in the beginning and 65.4MB in the end (delta: -1.1MB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. [2021-11-19 15:45:40,500 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 11895.15ms. Allocated memory was 100.7MB in the beginning and 207.6MB in the end (delta: 107.0MB). Free memory was 64.3MB in the beginning and 65.4MB in the end (delta: -1.1MB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7644]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs --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 fb66474e5e41b459479f6d5b414154fee660232663143da1bc936d3f2a0049ad --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 15:45:42,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 15:45:42,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 15:45:42,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 15:45:42,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 15:45:42,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 15:45:42,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 15:45:42,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 15:45:42,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 15:45:42,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 15:45:42,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 15:45:42,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 15:45:42,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 15:45:42,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 15:45:42,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 15:45:42,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 15:45:42,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 15:45:42,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 15:45:42,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 15:45:42,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 15:45:42,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 15:45:42,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 15:45:42,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 15:45:42,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 15:45:42,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 15:45:42,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 15:45:42,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 15:45:42,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 15:45:42,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 15:45:42,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 15:45:42,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 15:45:42,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 15:45:42,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 15:45:42,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 15:45:42,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 15:45:42,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 15:45:42,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 15:45:42,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 15:45:42,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 15:45:42,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 15:45:42,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 15:45:42,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 15:45:42,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 15:45:42,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 15:45:42,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 15:45:42,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 15:45:42,858 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 15:45:42,858 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 15:45:42,858 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 15:45:42,859 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 15:45:42,859 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 15:45:42,859 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 15:45:42,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 15:45:42,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 15:45:42,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 15:45:42,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 15:45:42,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 15:45:42,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 15:45:42,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 15:45:42,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 15:45:42,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 15:45:42,864 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 15:45:42,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 15:45:42,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 15:45:42,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 15:45:42,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 15:45:42,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:45:42,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 15:45:42,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 15:45:42,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 15:45:42,867 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 15:45:42,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 15:45:42,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 15:45:42,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 15:45:42,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 15:45:42,869 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb66474e5e41b459479f6d5b414154fee660232663143da1bc936d3f2a0049ad [2021-11-19 15:45:43,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 15:45:43,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 15:45:43,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 15:45:43,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 15:45:43,285 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 15:45:43,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-11-19 15:45:43,354 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/90e6b34b2/60542927c5794498a2b7529c907781a5/FLAG9a385f38e [2021-11-19 15:45:44,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 15:45:44,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-11-19 15:45:44,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/90e6b34b2/60542927c5794498a2b7529c907781a5/FLAG9a385f38e [2021-11-19 15:45:45,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/data/90e6b34b2/60542927c5794498a2b7529c907781a5 [2021-11-19 15:45:45,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 15:45:45,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 15:45:45,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 15:45:45,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 15:45:45,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 15:45:45,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:45" (1/1) ... [2021-11-19 15:45:45,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548ac4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:45, skipping insertion in model container [2021-11-19 15:45:45,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:45" (1/1) ... [2021-11-19 15:45:45,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 15:45:45,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:45:57,313 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[947955,947968] [2021-11-19 15:45:57,316 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948124,948137] [2021-11-19 15:45:57,316 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948291,948304] [2021-11-19 15:45:57,317 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948459,948472] [2021-11-19 15:45:57,352 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:45:57,439 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 15:45:57,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:45:58,800 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[947955,947968] [2021-11-19 15:45:58,801 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948124,948137] [2021-11-19 15:45:58,802 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948291,948304] [2021-11-19 15:45:58,802 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948459,948472] [2021-11-19 15:45:58,814 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:45:58,863 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 15:46:00,378 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[947955,947968] [2021-11-19 15:46:00,379 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948124,948137] [2021-11-19 15:46:00,379 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948291,948304] [2021-11-19 15:46:00,380 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_53cdcd93-5e0d-4f1d-a510-5c88823703c3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948459,948472] [2021-11-19 15:46:00,396 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:46:01,154 INFO L208 MainTranslator]: Completed translation [2021-11-19 15:46:01,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01 WrapperNode [2021-11-19 15:46:01,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 15:46:01,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 15:46:01,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 15:46:01,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 15:46:01,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:01,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:02,538 INFO L137 Inliner]: procedures = 885, calls = 16491, calls flagged for inlining = 430, calls inlined = 363, statements flattened = 28242 [2021-11-19 15:46:02,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 15:46:02,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 15:46:02,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 15:46:02,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 15:46:02,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:02,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:02,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:02,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:03,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:03,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:04,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:04,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 15:46:04,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 15:46:04,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 15:46:04,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 15:46:04,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (1/1) ... [2021-11-19 15:46:04,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:46:04,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:46:04,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 15:46:04,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 15:46:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2021-11-19 15:46:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2021-11-19 15:46:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-19 15:46:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-19 15:46:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2021-11-19 15:46:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2021-11-19 15:46:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2021-11-19 15:46:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2021-11-19 15:46:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-19 15:46:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-19 15:46:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-19 15:46:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-19 15:46:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2021-11-19 15:46:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2021-11-19 15:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-19 15:46:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-19 15:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-19 15:46:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-19 15:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 15:46:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 15:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2021-11-19 15:46:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2021-11-19 15:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 15:46:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 15:46:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 15:46:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 15:46:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2021-11-19 15:46:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2021-11-19 15:46:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-19 15:46:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-19 15:46:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2021-11-19 15:46:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2021-11-19 15:46:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2021-11-19 15:46:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2021-11-19 15:46:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-11-19 15:46:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-11-19 15:46:04,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 15:46:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 15:46:04,373 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-19 15:46:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-19 15:46:04,374 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-19 15:46:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-19 15:46:04,374 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-19 15:46:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-19 15:46:04,374 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2021-11-19 15:46:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2021-11-19 15:46:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2021-11-19 15:46:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2021-11-19 15:46:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2021-11-19 15:46:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2021-11-19 15:46:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-19 15:46:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-19 15:46:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 15:46:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 15:46:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-19 15:46:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-19 15:46:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2021-11-19 15:46:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2021-11-19 15:46:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2021-11-19 15:46:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2021-11-19 15:46:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-19 15:46:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-19 15:46:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2021-11-19 15:46:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2021-11-19 15:46:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 15:46:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 15:46:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2021-11-19 15:46:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2021-11-19 15:46:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 15:46:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 15:46:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2021-11-19 15:46:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2021-11-19 15:46:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 15:46:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 15:46:04,380 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-19 15:46:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-19 15:46:04,380 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2021-11-19 15:46:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2021-11-19 15:46:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2021-11-19 15:46:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2021-11-19 15:46:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-19 15:46:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-19 15:46:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 15:46:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 15:46:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2021-11-19 15:46:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2021-11-19 15:46:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 15:46:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 15:46:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2021-11-19 15:46:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2021-11-19 15:46:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-19 15:46:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-19 15:46:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2021-11-19 15:46:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2021-11-19 15:46:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-19 15:46:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-19 15:46:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 15:46:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-19 15:46:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-19 15:46:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-19 15:46:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-19 15:46:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2021-11-19 15:46:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2021-11-19 15:46:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 15:46:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 15:46:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 15:46:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 15:46:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 15:46:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 15:46:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2021-11-19 15:46:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2021-11-19 15:46:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 15:46:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-19 15:46:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-19 15:46:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2021-11-19 15:46:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2021-11-19 15:46:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 15:46:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 15:46:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2021-11-19 15:46:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2021-11-19 15:46:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 15:46:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 15:46:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2021-11-19 15:46:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2021-11-19 15:46:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 15:46:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 15:46:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-19 15:46:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-19 15:46:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-11-19 15:46:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-11-19 15:46:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 15:46:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 15:46:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2021-11-19 15:46:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2021-11-19 15:46:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2021-11-19 15:46:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2021-11-19 15:46:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-19 15:46:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-19 15:46:04,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 15:46:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 15:46:04,391 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2021-11-19 15:46:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2021-11-19 15:46:04,391 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-11-19 15:46:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-11-19 15:46:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2021-11-19 15:46:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2021-11-19 15:46:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2021-11-19 15:46:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2021-11-19 15:46:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 15:46:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 15:46:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2021-11-19 15:46:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2021-11-19 15:46:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 15:46:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2021-11-19 15:46:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2021-11-19 15:46:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-19 15:46:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-19 15:46:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-19 15:46:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-19 15:46:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-19 15:46:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_resume [2021-11-19 15:46:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_resume [2021-11-19 15:46:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-19 15:46:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-19 15:46:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-19 15:46:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-19 15:46:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-11-19 15:46:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2021-11-19 15:46:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 15:46:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 15:46:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2021-11-19 15:46:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2021-11-19 15:46:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2021-11-19 15:46:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2021-11-19 15:46:04,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-11-19 15:46:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-11-19 15:46:04,397 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-19 15:46:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-19 15:46:04,397 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2021-11-19 15:46:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2021-11-19 15:46:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-19 15:46:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-19 15:46:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-19 15:46:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-19 15:46:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 15:46:04,399 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-19 15:46:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-19 15:46:04,399 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2021-11-19 15:46:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2021-11-19 15:46:04,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 15:46:04,399 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-19 15:46:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-19 15:46:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2021-11-19 15:46:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2021-11-19 15:46:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2021-11-19 15:46:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2021-11-19 15:46:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2021-11-19 15:46:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2021-11-19 15:46:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2021-11-19 15:46:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2021-11-19 15:46:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-19 15:46:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-19 15:46:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2021-11-19 15:46:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2021-11-19 15:46:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 15:46:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 15:46:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-19 15:46:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-19 15:46:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2021-11-19 15:46:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2021-11-19 15:46:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2021-11-19 15:46:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2021-11-19 15:46:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-11-19 15:46:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-11-19 15:46:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2021-11-19 15:46:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2021-11-19 15:46:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2021-11-19 15:46:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2021-11-19 15:46:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-19 15:46:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-19 15:46:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2021-11-19 15:46:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2021-11-19 15:46:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2021-11-19 15:46:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2021-11-19 15:46:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-19 15:46:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-19 15:46:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 15:46:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 15:46:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 15:46:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 15:46:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 15:46:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 15:46:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 15:46:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 15:46:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2021-11-19 15:46:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2021-11-19 15:46:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 15:46:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 15:46:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_88 [2021-11-19 15:46:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_88 [2021-11-19 15:46:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2021-11-19 15:46:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2021-11-19 15:46:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-19 15:46:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-19 15:46:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2021-11-19 15:46:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2021-11-19 15:46:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2021-11-19 15:46:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2021-11-19 15:46:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2021-11-19 15:46:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2021-11-19 15:46:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-11-19 15:46:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-11-19 15:46:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2021-11-19 15:46:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2021-11-19 15:46:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2021-11-19 15:46:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2021-11-19 15:46:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-19 15:46:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-19 15:46:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-19 15:46:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-19 15:46:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-19 15:46:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-19 15:46:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-19 15:46:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2021-11-19 15:46:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2021-11-19 15:46:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-19 15:46:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-19 15:46:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_91 [2021-11-19 15:46:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_91 [2021-11-19 15:46:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 15:46:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 15:46:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2021-11-19 15:46:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2021-11-19 15:46:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-19 15:46:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-19 15:46:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2021-11-19 15:46:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2021-11-19 15:46:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 15:46:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 15:46:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2021-11-19 15:46:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2021-11-19 15:46:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2021-11-19 15:46:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2021-11-19 15:46:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2021-11-19 15:46:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2021-11-19 15:46:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-19 15:46:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-19 15:46:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-11-19 15:46:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-11-19 15:46:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-19 15:46:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-19 15:46:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-19 15:46:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-19 15:46:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2021-11-19 15:46:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2021-11-19 15:46:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2021-11-19 15:46:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2021-11-19 15:46:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2021-11-19 15:46:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2021-11-19 15:46:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_83 [2021-11-19 15:46:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_83 [2021-11-19 15:46:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2021-11-19 15:46:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2021-11-19 15:46:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-11-19 15:46:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-11-19 15:46:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 15:46:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 15:46:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-19 15:46:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-19 15:46:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 15:46:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 15:46:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 15:46:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 15:46:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-19 15:46:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-19 15:46:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 15:46:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 15:46:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 15:46:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 15:46:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2021-11-19 15:46:04,420 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2021-11-19 15:46:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 15:46:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2021-11-19 15:46:04,421 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2021-11-19 15:46:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2021-11-19 15:46:04,421 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2021-11-19 15:46:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2021-11-19 15:46:04,421 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2021-11-19 15:46:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2021-11-19 15:46:04,422 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2021-11-19 15:46:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 15:46:04,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 15:46:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2021-11-19 15:46:04,422 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2021-11-19 15:46:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2021-11-19 15:46:04,423 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2021-11-19 15:46:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 15:46:04,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 15:46:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2021-11-19 15:46:04,423 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2021-11-19 15:46:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 15:46:04,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 15:46:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2021-11-19 15:46:04,424 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2021-11-19 15:46:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2021-11-19 15:46:04,424 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2021-11-19 15:46:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-19 15:46:04,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-19 15:46:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 15:46:04,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 15:46:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-19 15:46:04,425 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-19 15:46:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2021-11-19 15:46:04,426 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2021-11-19 15:46:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-19 15:46:04,426 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-19 15:46:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-11-19 15:46:04,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-11-19 15:46:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2021-11-19 15:46:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2021-11-19 15:46:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-19 15:46:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-19 15:46:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-19 15:46:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-19 15:46:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 15:46:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 15:46:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 15:46:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2021-11-19 15:46:04,428 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2021-11-19 15:46:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-19 15:46:04,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-19 15:46:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2021-11-19 15:46:04,429 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2021-11-19 15:46:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2021-11-19 15:46:04,429 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2021-11-19 15:46:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2021-11-19 15:46:04,429 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2021-11-19 15:46:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-19 15:46:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-19 15:46:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-19 15:46:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-19 15:46:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-19 15:46:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-19 15:46:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2021-11-19 15:46:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2021-11-19 15:46:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-19 15:46:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-19 15:46:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2021-11-19 15:46:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2021-11-19 15:46:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2021-11-19 15:46:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2021-11-19 15:46:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-19 15:46:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-19 15:46:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2021-11-19 15:46:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2021-11-19 15:46:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-19 15:46:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-19 15:46:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2021-11-19 15:46:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2021-11-19 15:46:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-19 15:46:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-19 15:46:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 15:46:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2021-11-19 15:46:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2021-11-19 15:46:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-19 15:46:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-19 15:46:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 15:46:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 15:46:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 15:46:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 15:46:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 15:46:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 15:46:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 15:46:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-19 15:46:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-19 15:46:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 15:46:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 15:46:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-19 15:46:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-19 15:46:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-19 15:46:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-19 15:46:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2021-11-19 15:46:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2021-11-19 15:46:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-19 15:46:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-19 15:46:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-19 15:46:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-19 15:46:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2021-11-19 15:46:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2021-11-19 15:46:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-19 15:46:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-19 15:46:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2021-11-19 15:46:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2021-11-19 15:46:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-19 15:46:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-19 15:46:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2021-11-19 15:46:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2021-11-19 15:46:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 15:46:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 15:46:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-19 15:46:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-19 15:46:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-19 15:46:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-19 15:46:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-19 15:46:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-19 15:46:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-19 15:46:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-19 15:46:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-19 15:46:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-19 15:46:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 15:46:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 15:46:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 15:46:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 15:46:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 15:46:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2021-11-19 15:46:04,441 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2021-11-19 15:46:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2021-11-19 15:46:04,441 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2021-11-19 15:46:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 15:46:04,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 15:46:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2021-11-19 15:46:04,442 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2021-11-19 15:46:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-19 15:46:04,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-19 15:46:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 15:46:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 15:46:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-19 15:46:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-19 15:46:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2021-11-19 15:46:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2021-11-19 15:46:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2021-11-19 15:46:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2021-11-19 15:46:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2021-11-19 15:46:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2021-11-19 15:46:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_87 [2021-11-19 15:46:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_87 [2021-11-19 15:46:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2021-11-19 15:46:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2021-11-19 15:46:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 15:46:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 15:46:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 15:46:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 15:46:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-19 15:46:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-19 15:46:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2021-11-19 15:46:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2021-11-19 15:46:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2021-11-19 15:46:04,446 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2021-11-19 15:46:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-11-19 15:46:04,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-11-19 15:46:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2021-11-19 15:46:04,446 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2021-11-19 15:46:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-19 15:46:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-19 15:46:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 15:46:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 15:46:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2021-11-19 15:46:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2021-11-19 15:46:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2021-11-19 15:46:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2021-11-19 15:46:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2021-11-19 15:46:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2021-11-19 15:46:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-11-19 15:46:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-11-19 15:46:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2021-11-19 15:46:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2021-11-19 15:46:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 15:46:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 15:46:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2021-11-19 15:46:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2021-11-19 15:46:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-19 15:46:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-19 15:46:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-11-19 15:46:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-11-19 15:46:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-19 15:46:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-19 15:46:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2021-11-19 15:46:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2021-11-19 15:46:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2021-11-19 15:46:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2021-11-19 15:46:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 15:46:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 15:46:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-19 15:46:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-19 15:46:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-19 15:46:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-19 15:46:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-19 15:46:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-19 15:46:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2021-11-19 15:46:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2021-11-19 15:46:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-19 15:46:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-19 15:46:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2021-11-19 15:46:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2021-11-19 15:46:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-19 15:46:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-19 15:46:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_e1000_phy_lock [2021-11-19 15:46:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_e1000_phy_lock [2021-11-19 15:46:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 15:46:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 15:46:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-19 15:46:07,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 15:46:07,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 15:46:30,714 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 15:53:28,870 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-19 15:53:29,338 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 15:53:29,409 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 15:53:29,409 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-19 15:53:29,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:53:29 BoogieIcfgContainer [2021-11-19 15:53:29,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 15:53:29,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 15:53:29,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 15:53:29,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 15:53:29,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:45:45" (1/3) ... [2021-11-19 15:53:29,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aaf8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:53:29, skipping insertion in model container [2021-11-19 15:53:29,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:01" (2/3) ... [2021-11-19 15:53:29,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aaf8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:53:29, skipping insertion in model container [2021-11-19 15:53:29,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:53:29" (3/3) ... [2021-11-19 15:53:29,431 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-11-19 15:53:29,438 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 15:53:29,438 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-19 15:53:29,533 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 15:53:29,540 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 [2021-11-19 15:53:29,541 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-19 15:53:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 8298 states, 5838 states have (on average 1.3523466940733129) internal successors, (7895), 5932 states have internal predecessors, (7895), 2207 states have call successors, (2207), 253 states have call predecessors, (2207), 252 states have return successors, (2201), 2193 states have call predecessors, (2201), 2201 states have call successors, (2201) [2021-11-19 15:53:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-19 15:53:29,766 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:53:29,768 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:53:29,768 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:53:29,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:53:29,778 INFO L85 PathProgramCache]: Analyzing trace with hash 225345536, now seen corresponding path program 1 times [2021-11-19 15:53:29,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:53:29,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770542163] [2021-11-19 15:53:29,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:53:29,821 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:53:29,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:53:29,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:53:29,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 15:53:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:53:50,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 10495 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 15:53:50,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:53:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2277 trivial. 0 not checked. [2021-11-19 15:53:51,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:53:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2021-11-19 15:53:52,011 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:53:52,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770542163] [2021-11-19 15:53:52,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770542163] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:53:52,012 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:53:52,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 15:53:52,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187233007] [2021-11-19 15:53:52,015 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:53:52,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 15:53:52,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:53:52,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 15:53:52,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 15:53:52,078 INFO L87 Difference]: Start difference. First operand has 8298 states, 5838 states have (on average 1.3523466940733129) internal successors, (7895), 5932 states have internal predecessors, (7895), 2207 states have call successors, (2207), 253 states have call predecessors, (2207), 252 states have return successors, (2201), 2193 states have call predecessors, (2201), 2201 states have call successors, (2201) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 4 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-19 15:53:55,611 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:54:28,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:54:28,895 INFO L93 Difference]: Finished difference Result 32779 states and 49927 transitions. [2021-11-19 15:54:28,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 15:54:28,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 4 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 281 [2021-11-19 15:54:28,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:54:29,210 INFO L225 Difference]: With dead ends: 32779 [2021-11-19 15:54:29,210 INFO L226 Difference]: Without dead ends: 24506 [2021-11-19 15:54:29,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 558 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 15:54:29,809 INFO L933 BasicCegarLoop]: 16522 mSDtfsCounter, 24127 mSDsluCounter, 22574 mSDsCounter, 0 mSdLazyCounter, 4378 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24127 SdHoareTripleChecker+Valid, 39096 SdHoareTripleChecker+Invalid, 4398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 4378 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.8s IncrementalHoareTripleChecker+Time [2021-11-19 15:54:29,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24127 Valid, 39096 Invalid, 4398 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [19 Valid, 4378 Invalid, 1 Unknown, 0 Unchecked, 34.8s Time] [2021-11-19 15:54:30,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24506 states. [2021-11-19 15:54:32,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24506 to 24474. [2021-11-19 15:54:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24474 states, 17247 states have (on average 1.348408418855453) internal successors, (23256), 17519 states have internal predecessors, (23256), 6475 states have call successors, (6475), 750 states have call predecessors, (6475), 749 states have return successors, (6471), 6447 states have call predecessors, (6471), 6471 states have call successors, (6471) [2021-11-19 15:54:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24474 states to 24474 states and 36202 transitions. [2021-11-19 15:54:32,919 INFO L78 Accepts]: Start accepts. Automaton has 24474 states and 36202 transitions. Word has length 281 [2021-11-19 15:54:32,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:54:32,923 INFO L470 AbstractCegarLoop]: Abstraction has 24474 states and 36202 transitions. [2021-11-19 15:54:32,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 4 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-19 15:54:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 24474 states and 36202 transitions. [2021-11-19 15:54:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-19 15:54:32,944 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:54:32,945 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 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] [2021-11-19 15:54:33,161 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2021-11-19 15:54:33,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 15:54:33,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:54:33,222 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:54:33,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:54:33,223 INFO L85 PathProgramCache]: Analyzing trace with hash 808694800, now seen corresponding path program 1 times [2021-11-19 15:54:33,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:54:33,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063276690] [2021-11-19 15:54:33,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:54:33,244 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:54:33,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:54:33,245 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:54:33,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 15:54:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:54:55,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 10628 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 15:54:55,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:54:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2281 trivial. 0 not checked. [2021-11-19 15:54:56,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:54:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2350 trivial. 0 not checked. [2021-11-19 15:54:57,130 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:54:57,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063276690] [2021-11-19 15:54:57,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1063276690] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:54:57,130 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:54:57,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 15:54:57,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292271734] [2021-11-19 15:54:57,131 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:54:57,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 15:54:57,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:54:57,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 15:54:57,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:54:57,135 INFO L87 Difference]: Start difference. First operand 24474 states and 36202 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-19 15:55:00,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:55:03,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:55:03,358 INFO L93 Difference]: Finished difference Result 66390 states and 98078 transitions. [2021-11-19 15:55:03,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 15:55:03,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 312 [2021-11-19 15:55:03,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:55:03,698 INFO L225 Difference]: With dead ends: 66390 [2021-11-19 15:55:03,698 INFO L226 Difference]: Without dead ends: 41967 [2021-11-19 15:55:03,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:55:03,887 INFO L933 BasicCegarLoop]: 13789 mSDtfsCounter, 8688 mSDsluCounter, 12029 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8688 SdHoareTripleChecker+Valid, 25818 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-19 15:55:03,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8688 Valid, 25818 Invalid, 140 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2021-11-19 15:55:03,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41967 states. [2021-11-19 15:55:08,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41967 to 41930. [2021-11-19 15:55:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41930 states, 29453 states have (on average 1.3464842291107866) internal successors, (39658), 29902 states have internal predecessors, (39658), 11115 states have call successors, (11115), 1363 states have call predecessors, (11115), 1359 states have return successors, (11111), 11066 states have call predecessors, (11111), 11111 states have call successors, (11111) [2021-11-19 15:55:08,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41930 states to 41930 states and 61884 transitions. [2021-11-19 15:55:08,752 INFO L78 Accepts]: Start accepts. Automaton has 41930 states and 61884 transitions. Word has length 312 [2021-11-19 15:55:08,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:55:08,754 INFO L470 AbstractCegarLoop]: Abstraction has 41930 states and 61884 transitions. [2021-11-19 15:55:08,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-19 15:55:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 41930 states and 61884 transitions. [2021-11-19 15:55:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-11-19 15:55:08,771 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:55:08,772 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:55:08,999 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2021-11-19 15:55:09,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 137 [2021-11-19 15:55:09,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:55:09,074 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:55:09,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:55:09,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1910741449, now seen corresponding path program 1 times [2021-11-19 15:55:09,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:55:09,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [814010581] [2021-11-19 15:55:09,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:55:09,092 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:55:09,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:55:09,093 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:55:09,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 15:55:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:55:29,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 10749 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 15:55:29,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:55:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2277 trivial. 0 not checked. [2021-11-19 15:55:30,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:55:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2021-11-19 15:55:30,931 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:55:30,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [814010581] [2021-11-19 15:55:30,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [814010581] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:55:30,931 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:55:30,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 15:55:30,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920840312] [2021-11-19 15:55:30,932 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:55:30,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 15:55:30,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:55:30,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 15:55:30,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 15:55:30,934 INFO L87 Difference]: Start difference. First operand 41930 states and 61884 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 4 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2021-11-19 15:55:32,205 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:55:34,225 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:56:11,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:56:11,102 INFO L93 Difference]: Finished difference Result 107867 states and 159196 transitions. [2021-11-19 15:56:11,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 15:56:11,104 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 4 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 336 [2021-11-19 15:56:11,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:56:11,732 INFO L225 Difference]: With dead ends: 107867 [2021-11-19 15:56:11,732 INFO L226 Difference]: Without dead ends: 65988 [2021-11-19 15:56:11,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 670 GetRequests, 668 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 15:56:11,957 INFO L933 BasicCegarLoop]: 27976 mSDtfsCounter, 23352 mSDsluCounter, 18378 mSDsCounter, 0 mSdLazyCounter, 4484 mSolverCounterSat, 2185 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23352 SdHoareTripleChecker+Valid, 46354 SdHoareTripleChecker+Invalid, 6670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2185 IncrementalHoareTripleChecker+Valid, 4484 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2021-11-19 15:56:11,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23352 Valid, 46354 Invalid, 6670 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2185 Valid, 4484 Invalid, 1 Unknown, 0 Unchecked, 37.0s Time] [2021-11-19 15:56:12,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65988 states. [2021-11-19 15:56:16,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65988 to 65922. [2021-11-19 15:56:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65922 states, 46118 states have (on average 1.3426427858970467) internal successors, (61920), 46834 states have internal predecessors, (61920), 17646 states have call successors, (17646), 2162 states have call predecessors, (17646), 2155 states have return successors, (17642), 17559 states have call predecessors, (17642), 17642 states have call successors, (17642) [2021-11-19 15:56:17,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65922 states to 65922 states and 97208 transitions. [2021-11-19 15:56:17,639 INFO L78 Accepts]: Start accepts. Automaton has 65922 states and 97208 transitions. Word has length 336 [2021-11-19 15:56:17,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:56:17,640 INFO L470 AbstractCegarLoop]: Abstraction has 65922 states and 97208 transitions. [2021-11-19 15:56:17,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 4 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2021-11-19 15:56:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 65922 states and 97208 transitions. [2021-11-19 15:56:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2021-11-19 15:56:17,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:56:17,889 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 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] [2021-11-19 15:56:18,089 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2021-11-19 15:56:18,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 15:56:18,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:56:18,102 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:56:18,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:56:18,103 INFO L85 PathProgramCache]: Analyzing trace with hash -873994712, now seen corresponding path program 1 times [2021-11-19 15:56:18,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:56:18,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207731425] [2021-11-19 15:56:18,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:56:18,114 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:56:18,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:56:18,115 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:56:18,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 15:56:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:56:38,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 10621 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 15:56:38,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:56:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2605 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2605 trivial. 0 not checked. [2021-11-19 15:56:41,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:56:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2605 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2605 trivial. 0 not checked. [2021-11-19 15:56:43,416 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:56:43,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207731425] [2021-11-19 15:56:43,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207731425] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:56:43,417 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:56:43,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-19 15:56:43,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902424950] [2021-11-19 15:56:43,418 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:56:43,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:56:43,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:56:43,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:56:43,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:56:43,421 INFO L87 Difference]: Start difference. First operand 65922 states and 97208 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (67), 4 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-11-19 15:56:46,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:56:46,249 INFO L93 Difference]: Finished difference Result 65928 states and 97213 transitions. [2021-11-19 15:56:46,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 15:56:46,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (67), 4 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 339 [2021-11-19 15:56:46,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:56:46,639 INFO L225 Difference]: With dead ends: 65928 [2021-11-19 15:56:46,640 INFO L226 Difference]: Without dead ends: 65926 [2021-11-19 15:56:46,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 679 GetRequests, 671 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:56:46,670 INFO L933 BasicCegarLoop]: 12198 mSDtfsCounter, 12063 mSDsluCounter, 36559 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12080 SdHoareTripleChecker+Valid, 48757 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:56:46,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12080 Valid, 48757 Invalid, 46 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 15:56:46,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65926 states. [2021-11-19 15:56:51,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65926 to 65926. [2021-11-19 15:56:51,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65926 states, 46121 states have (on average 1.3426204982545913) internal successors, (61923), 46837 states have internal predecessors, (61923), 17646 states have call successors, (17646), 2163 states have call predecessors, (17646), 2156 states have return successors, (17642), 17559 states have call predecessors, (17642), 17642 states have call successors, (17642) [2021-11-19 15:56:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65926 states to 65926 states and 97211 transitions. [2021-11-19 15:56:52,412 INFO L78 Accepts]: Start accepts. Automaton has 65926 states and 97211 transitions. Word has length 339 [2021-11-19 15:56:52,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:56:52,415 INFO L470 AbstractCegarLoop]: Abstraction has 65926 states and 97211 transitions. [2021-11-19 15:56:52,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (67), 4 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-11-19 15:56:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 65926 states and 97211 transitions. [2021-11-19 15:56:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-19 15:56:52,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:56:52,435 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 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] [2021-11-19 15:56:52,650 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2021-11-19 15:56:52,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 15:56:52,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:56:52,702 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:56:52,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:56:52,703 INFO L85 PathProgramCache]: Analyzing trace with hash -596300214, now seen corresponding path program 1 times [2021-11-19 15:56:52,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:56:52,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496994677] [2021-11-19 15:56:52,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:56:52,720 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:56:52,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:56:52,721 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:56:52,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 15:57:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:57:12,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 10628 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 15:57:12,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:57:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2607 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2605 trivial. 0 not checked. [2021-11-19 15:57:16,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:57:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2607 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2605 trivial. 0 not checked. [2021-11-19 15:57:18,537 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:57:18,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496994677] [2021-11-19 15:57:18,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496994677] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 15:57:18,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 15:57:18,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2021-11-19 15:57:18,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843481280] [2021-11-19 15:57:18,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:57:18,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 15:57:18,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:57:18,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 15:57:18,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:57:18,542 INFO L87 Difference]: Start difference. First operand 65926 states and 97211 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-11-19 15:57:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:57:21,237 INFO L93 Difference]: Finished difference Result 66210 states and 97473 transitions. [2021-11-19 15:57:21,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 15:57:21,238 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 344 [2021-11-19 15:57:21,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:57:21,653 INFO L225 Difference]: With dead ends: 66210 [2021-11-19 15:57:21,653 INFO L226 Difference]: Without dead ends: 66208 [2021-11-19 15:57:21,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 689 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:57:21,691 INFO L933 BasicCegarLoop]: 12229 mSDtfsCounter, 12088 mSDsluCounter, 24478 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12104 SdHoareTripleChecker+Valid, 36707 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:57:21,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12104 Valid, 36707 Invalid, 28 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 15:57:21,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66208 states. [2021-11-19 15:57:27,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66208 to 66206. [2021-11-19 15:57:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66206 states, 46310 states have (on average 1.341697257611747) internal successors, (62134), 47038 states have internal predecessors, (62134), 17670 states have call successors, (17670), 2230 states have call predecessors, (17670), 2223 states have return successors, (17666), 17583 states have call predecessors, (17666), 17666 states have call successors, (17666) [2021-11-19 15:57:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66206 states to 66206 states and 97470 transitions. [2021-11-19 15:57:27,817 INFO L78 Accepts]: Start accepts. Automaton has 66206 states and 97470 transitions. Word has length 344 [2021-11-19 15:57:27,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:57:27,820 INFO L470 AbstractCegarLoop]: Abstraction has 66206 states and 97470 transitions. [2021-11-19 15:57:27,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-11-19 15:57:27,821 INFO L276 IsEmpty]: Start isEmpty. Operand 66206 states and 97470 transitions. [2021-11-19 15:57:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2021-11-19 15:57:27,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:57:27,828 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:57:28,042 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forcibly destroying the process [2021-11-19 15:57:28,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 137 [2021-11-19 15:57:28,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:57:28,130 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:57:28,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:57:28,131 INFO L85 PathProgramCache]: Analyzing trace with hash 857129768, now seen corresponding path program 1 times [2021-11-19 15:57:28,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:57:28,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837962917] [2021-11-19 15:57:28,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:57:28,157 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:57:28,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:57:28,158 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:57:28,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 15:57:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:57:49,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 10635 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 15:57:49,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:57:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2613 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2609 trivial. 0 not checked. [2021-11-19 15:57:53,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:57:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2613 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2609 trivial. 0 not checked. [2021-11-19 15:57:55,324 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:57:55,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837962917] [2021-11-19 15:57:55,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [837962917] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 15:57:55,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 15:57:55,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2021-11-19 15:57:55,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582703024] [2021-11-19 15:57:55,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:57:55,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 15:57:55,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:57:55,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 15:57:55,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:57:55,328 INFO L87 Difference]: Start difference. First operand 66206 states and 97470 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-19 15:57:58,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:57:58,251 INFO L93 Difference]: Finished difference Result 66212 states and 97475 transitions. [2021-11-19 15:57:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 15:57:58,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 349 [2021-11-19 15:57:58,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:57:58,551 INFO L225 Difference]: With dead ends: 66212 [2021-11-19 15:57:58,551 INFO L226 Difference]: Without dead ends: 66210 [2021-11-19 15:57:58,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 691 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:57:58,586 INFO L933 BasicCegarLoop]: 12201 mSDtfsCounter, 12102 mSDsluCounter, 24377 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12117 SdHoareTripleChecker+Valid, 36578 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:57:58,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12117 Valid, 36578 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 15:57:58,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66210 states. [2021-11-19 15:58:03,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66210 to 66210. [2021-11-19 15:58:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66210 states, 46313 states have (on average 1.3416751236153996) internal successors, (62137), 47041 states have internal predecessors, (62137), 17670 states have call successors, (17670), 2231 states have call predecessors, (17670), 2224 states have return successors, (17666), 17583 states have call predecessors, (17666), 17666 states have call successors, (17666) [2021-11-19 15:58:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66210 states to 66210 states and 97473 transitions. [2021-11-19 15:58:04,501 INFO L78 Accepts]: Start accepts. Automaton has 66210 states and 97473 transitions. Word has length 349 [2021-11-19 15:58:04,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:58:04,503 INFO L470 AbstractCegarLoop]: Abstraction has 66210 states and 97473 transitions. [2021-11-19 15:58:04,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-19 15:58:04,503 INFO L276 IsEmpty]: Start isEmpty. Operand 66210 states and 97473 transitions. [2021-11-19 15:58:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-11-19 15:58:04,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:58:04,513 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 4, 3, 3, 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] [2021-11-19 15:58:04,739 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Forcibly destroying the process [2021-11-19 15:58:04,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 137 [2021-11-19 15:58:04,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:58:04,795 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 15:58:04,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:58:04,796 INFO L85 PathProgramCache]: Analyzing trace with hash -515727158, now seen corresponding path program 1 times [2021-11-19 15:58:04,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 15:58:04,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709522647] [2021-11-19 15:58:04,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:58:04,810 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 15:58:04,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 15:58:04,811 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 15:58:04,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53cdcd93-5e0d-4f1d-a510-5c88823703c3/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process