./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-jme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF --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 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:24:09,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:24:09,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:24:09,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:24:09,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:24:09,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:24:09,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:24:09,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:24:09,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:24:09,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:24:09,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:24:09,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:24:09,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:24:09,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:24:09,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:24:09,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:24:09,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:24:09,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:24:09,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:24:09,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:24:09,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:24:09,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:24:09,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:24:09,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:24:09,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:24:09,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:24:09,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:24:09,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:24:09,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:24:09,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:24:09,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:24:09,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:24:09,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:24:09,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:24:09,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:24:09,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:24:09,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:24:09,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:24:09,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:24:09,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:24:09,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:24:09,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:24:09,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:24:09,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:24:09,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:24:09,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:24:09,994 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:24:09,994 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:24:09,995 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:24:09,995 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:24:09,995 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:24:09,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:24:09,996 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:24:09,996 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:24:09,996 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:24:09,996 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:24:09,997 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:24:09,997 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:24:09,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:24:09,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:24:09,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:24:09,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:24:09,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:24:09,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:24:09,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:24:09,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:24:09,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:24:10,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:24:10,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:24:10,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:24:10,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:24:10,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:24:10,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:24:10,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:24:10,001 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:24:10,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:24:10,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:24:10,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:24:10,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:24:10,002 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_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2021-11-12 22:24:10,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:24:10,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:24:10,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:24:10,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:24:10,330 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:24:10,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-12 22:24:10,420 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/9eb0ed15d/ef7506d5916f4a02a54a5b57888a696a/FLAGa154984c5 [2021-11-12 22:24:11,532 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:24:11,534 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-12 22:24:11,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/9eb0ed15d/ef7506d5916f4a02a54a5b57888a696a/FLAGa154984c5 [2021-11-12 22:24:11,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/9eb0ed15d/ef7506d5916f4a02a54a5b57888a696a [2021-11-12 22:24:11,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:24:11,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:24:11,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:11,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:24:11,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:24:11,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:11" (1/1) ... [2021-11-12 22:24:11,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e6c487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:11, skipping insertion in model container [2021-11-12 22:24:11,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:11" (1/1) ... [2021-11-12 22:24:11,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:24:12,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:24:14,395 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:15,206 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:15,209 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:15,474 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:15,484 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:24:17,346 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-12 22:24:17,349 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-12 22:24:17,350 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-12 22:24:17,351 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-12 22:24:17,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:24:17,416 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) [2021-11-12 22:24:17,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@99657fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:17, skipping insertion in model container [2021-11-12 22:24:17,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:17,417 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:24:17,420 INFO L158 Benchmark]: Toolchain (without parser) took 5622.58ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 68.5MB in the beginning and 82.1MB in the end (delta: -13.6MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2021-11-12 22:24:17,420 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:17,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5617.08ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 68.5MB in the beginning and 82.1MB in the end (delta: -13.6MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2021-11-12 22:24:17,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5617.08ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 68.5MB in the beginning and 82.1MB in the end (delta: -13.6MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6878]: 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_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF --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 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:24:20,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:24:20,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:24:20,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:24:20,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:24:20,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:24:20,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:24:20,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:24:20,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:24:20,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:24:20,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:24:20,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:24:20,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:24:20,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:24:20,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:24:20,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:24:20,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:24:20,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:24:20,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:24:20,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:24:20,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:24:20,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:24:20,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:24:20,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:24:20,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:24:20,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:24:20,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:24:20,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:24:20,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:24:20,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:24:20,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:24:20,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:24:20,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:24:20,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:24:20,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:24:20,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:24:20,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:24:20,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:24:20,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:24:20,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:24:20,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:24:20,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:24:20,292 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:24:20,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:24:20,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:24:20,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:24:20,295 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:24:20,295 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:24:20,295 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:24:20,296 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:24:20,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:24:20,296 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:24:20,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:24:20,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:24:20,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:24:20,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:24:20,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:24:20,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:24:20,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:24:20,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:24:20,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:24:20,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:24:20,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:24:20,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:24:20,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:24:20,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:24:20,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:24:20,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:24:20,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:24:20,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:24:20,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:24:20,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:24:20,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:24:20,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:24:20,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:24:20,305 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_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2021-11-12 22:24:20,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:24:20,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:24:20,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:24:20,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:24:20,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:24:20,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-12 22:24:20,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/4f375e4a4/6bbf6fc255e74bc29e3732ce7814b785/FLAG9344dd5fd [2021-11-12 22:24:22,152 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:24:22,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-12 22:24:22,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/4f375e4a4/6bbf6fc255e74bc29e3732ce7814b785/FLAG9344dd5fd [2021-11-12 22:24:22,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/data/4f375e4a4/6bbf6fc255e74bc29e3732ce7814b785 [2021-11-12 22:24:22,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:24:22,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:24:22,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:22,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:24:22,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:24:22,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:22" (1/1) ... [2021-11-12 22:24:22,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:22, skipping insertion in model container [2021-11-12 22:24:22,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:24:22" (1/1) ... [2021-11-12 22:24:22,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:24:23,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:24:28,484 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-12 22:24:28,487 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-12 22:24:28,487 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-12 22:24:28,488 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-12 22:24:28,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:24:28,570 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:24:28,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:24:29,205 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-12 22:24:29,205 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-12 22:24:29,206 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-12 22:24:29,206 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-12 22:24:29,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:24:29,255 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:24:29,887 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-12 22:24:29,887 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-12 22:24:29,888 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-12 22:24:29,888 WARN L228 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_bf45712f-ad32-4194-8399-e401c01603f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-12 22:24:29,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:24:30,521 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:24:30,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30 WrapperNode [2021-11-12 22:24:30,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:24:30,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:24:30,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:24:30,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:24:30,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:30,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:30,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:24:30,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:24:30,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:24:30,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:24:30,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:30,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:30,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:30,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:31,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:31,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:31,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:31,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:24:31,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:24:31,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:24:31,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:24:31,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (1/1) ... [2021-11-12 22:24:31,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:24:31,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:24:31,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:24:31,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:24:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-12 22:24:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-12 22:24:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-12 22:24:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-12 22:24:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-12 22:24:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-12 22:24:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-12 22:24:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-12 22:24:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2021-11-12 22:24:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2021-11-12 22:24:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-12 22:24:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-12 22:24:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2021-11-12 22:24:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2021-11-12 22:24:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-12 22:24:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-12 22:24:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2021-11-12 22:24:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2021-11-12 22:24:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-12 22:24:31,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-12 22:24:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 22:24:31,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 22:24:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2021-11-12 22:24:31,389 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2021-11-12 22:24:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2021-11-12 22:24:31,390 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2021-11-12 22:24:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 22:24:31,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 22:24:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-12 22:24:31,390 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-12 22:24:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-12 22:24:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-12 22:24:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-12 22:24:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-12 22:24:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 22:24:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 22:24:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2021-11-12 22:24:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2021-11-12 22:24:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-12 22:24:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-12 22:24:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2021-11-12 22:24:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2021-11-12 22:24:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2021-11-12 22:24:31,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2021-11-12 22:24:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-12 22:24:31,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-12 22:24:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-12 22:24:31,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-12 22:24:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 22:24:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 22:24:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-12 22:24:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-12 22:24:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-12 22:24:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-12 22:24:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-12 22:24:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-12 22:24:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-12 22:24:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 22:24:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 22:24:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-12 22:24:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-12 22:24:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:24:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-12 22:24:31,396 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-12 22:24:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2021-11-12 22:24:31,396 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2021-11-12 22:24:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-11-12 22:24:31,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-11-12 22:24:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:24:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:24:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 22:24:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-11-12 22:24:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-12 22:24:31,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-12 22:24:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2021-11-12 22:24:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2021-11-12 22:24:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-12 22:24:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-12 22:24:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-12 22:24:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-12 22:24:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2021-11-12 22:24:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2021-11-12 22:24:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-12 22:24:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-12 22:24:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-12 22:24:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-12 22:24:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 22:24:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 22:24:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2021-11-12 22:24:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2021-11-12 22:24:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-12 22:24:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-12 22:24:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2021-11-12 22:24:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2021-11-12 22:24:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2021-11-12 22:24:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2021-11-12 22:24:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2021-11-12 22:24:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2021-11-12 22:24:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 22:24:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 22:24:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88 [2021-11-12 22:24:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88 [2021-11-12 22:24:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-12 22:24:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-12 22:24:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-12 22:24:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-12 22:24:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-12 22:24:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-12 22:24:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2021-11-12 22:24:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2021-11-12 22:24:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-12 22:24:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-12 22:24:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-12 22:24:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-12 22:24:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2021-11-12 22:24:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2021-11-12 22:24:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2021-11-12 22:24:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2021-11-12 22:24:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2021-11-12 22:24:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2021-11-12 22:24:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-12 22:24:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-12 22:24:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:24:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-12 22:24:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-12 22:24:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-12 22:24:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-12 22:24:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-12 22:24:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-12 22:24:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-12 22:24:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-12 22:24:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2021-11-12 22:24:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2021-11-12 22:24:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 22:24:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 22:24:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-12 22:24:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-12 22:24:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:24:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-12 22:24:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-12 22:24:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 22:24:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 22:24:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 22:24:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 22:24:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 22:24:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-12 22:24:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-12 22:24:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-12 22:24:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-12 22:24:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2021-11-12 22:24:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2021-11-12 22:24:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-12 22:24:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-12 22:24:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-12 22:24:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-12 22:24:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-12 22:24:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-12 22:24:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-12 22:24:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-12 22:24:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 22:24:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2021-11-12 22:24:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2021-11-12 22:24:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-12 22:24:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-12 22:24:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:24:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:24:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-12 22:24:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-12 22:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-12 22:24:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-12 22:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2021-11-12 22:24:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2021-11-12 22:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2021-11-12 22:24:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2021-11-12 22:24:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-12 22:24:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-12 22:24:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:24:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2021-11-12 22:24:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2021-11-12 22:24:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 22:24:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 22:24:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 22:24:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2021-11-12 22:24:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2021-11-12 22:24:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2021-11-12 22:24:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2021-11-12 22:24:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2021-11-12 22:24:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2021-11-12 22:24:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2021-11-12 22:24:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2021-11-12 22:24:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2021-11-12 22:24:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2021-11-12 22:24:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 22:24:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 22:24:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-12 22:24:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-12 22:24:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-12 22:24:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-12 22:24:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2021-11-12 22:24:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2021-11-12 22:24:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2021-11-12 22:24:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2021-11-12 22:24:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2021-11-12 22:24:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2021-11-12 22:24:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2021-11-12 22:24:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2021-11-12 22:24:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-12 22:24:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-12 22:24:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-12 22:24:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-12 22:24:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 22:24:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 22:24:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-12 22:24:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-12 22:24:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-12 22:24:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-12 22:24:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-11-12 22:24:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-11-12 22:24:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2021-11-12 22:24:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2021-11-12 22:24:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-12 22:24:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-12 22:24:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:24:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-12 22:24:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-12 22:24:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-12 22:24:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-12 22:24:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:24:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2021-11-12 22:24:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2021-11-12 22:24:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2021-11-12 22:24:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2021-11-12 22:24:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2021-11-12 22:24:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2021-11-12 22:24:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:24:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 22:24:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 22:24:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:24:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:24:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2021-11-12 22:24:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2021-11-12 22:24:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-12 22:24:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-12 22:24:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 22:24:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 22:24:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-12 22:24:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-12 22:24:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 22:24:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 22:24:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2021-11-12 22:24:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2021-11-12 22:24:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2021-11-12 22:24:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2021-11-12 22:24:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-12 22:24:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-12 22:24:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2021-11-12 22:24:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2021-11-12 22:24:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-12 22:24:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-12 22:24:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2021-11-12 22:24:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2021-11-12 22:24:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87 [2021-11-12 22:24:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87 [2021-11-12 22:24:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-12 22:24:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-12 22:24:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-12 22:24:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-12 22:24:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2021-11-12 22:24:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2021-11-12 22:24:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2021-11-12 22:24:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2021-11-12 22:24:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2021-11-12 22:24:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2021-11-12 22:24:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-11-12 22:24:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-11-12 22:24:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 22:24:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 22:24:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2021-11-12 22:24:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2021-11-12 22:24:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-12 22:24:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-12 22:24:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2021-11-12 22:24:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2021-11-12 22:24:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-12 22:24:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-12 22:24:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2021-11-12 22:24:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2021-11-12 22:24:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 22:24:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 22:24:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2021-11-12 22:24:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2021-11-12 22:24:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 22:24:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2021-11-12 22:24:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2021-11-12 22:24:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 22:24:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 22:24:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 22:24:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2021-11-12 22:24:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2021-11-12 22:24:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2021-11-12 22:24:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2021-11-12 22:24:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 22:24:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 22:24:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2021-11-12 22:24:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2021-11-12 22:24:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-12 22:24:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-12 22:24:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2021-11-12 22:24:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2021-11-12 22:24:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2021-11-12 22:24:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2021-11-12 22:24:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-12 22:24:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-12 22:24:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-12 22:24:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-12 22:24:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2021-11-12 22:24:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2021-11-12 22:24:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2021-11-12 22:24:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2021-11-12 22:24:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 22:24:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 22:24:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2021-11-12 22:24:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2021-11-12 22:24:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2021-11-12 22:24:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2021-11-12 22:24:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2021-11-12 22:24:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2021-11-12 22:24:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2021-11-12 22:24:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2021-11-12 22:24:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-12 22:24:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-12 22:24:31,436 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-12 22:24:31,436 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-12 22:24:31,436 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2021-11-12 22:24:31,436 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2021-11-12 22:24:31,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-12 22:24:31,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-12 22:24:31,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-12 22:24:31,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-12 22:24:31,437 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-11-12 22:24:31,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-11-12 22:24:39,812 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 22:25:23,850 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-12 22:25:24,366 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:25:24,366 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-12 22:25:24,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:25:24 BoogieIcfgContainer [2021-11-12 22:25:24,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:25:24,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:25:24,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:25:24,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:25:24,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:24:22" (1/3) ... [2021-11-12 22:25:24,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63007476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:25:24, skipping insertion in model container [2021-11-12 22:25:24,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:24:30" (2/3) ... [2021-11-12 22:25:24,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63007476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:25:24, skipping insertion in model container [2021-11-12 22:25:24,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:25:24" (3/3) ... [2021-11-12 22:25:24,382 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-12 22:25:24,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:25:24,389 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-12 22:25:24,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:25:24,462 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 [2021-11-12 22:25:24,463 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-12 22:25:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 2685 states, 1789 states have (on average 1.2655114589155954) internal successors, (2264), 1840 states have internal predecessors, (2264), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) [2021-11-12 22:25:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-12 22:25:24,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:25:24,567 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:25:24,567 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)] === [2021-11-12 22:25:24,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:25:24,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1489807384, now seen corresponding path program 1 times [2021-11-12 22:25:24,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:25:24,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558560661] [2021-11-12 22:25:24,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:25:24,597 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:25:24,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:25:24,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:25:24,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:25:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:25:26,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:25:26,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:25:27,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:25:27,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:25:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:25:28,561 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:25:28,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558560661] [2021-11-12 22:25:28,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558560661] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:25:28,562 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:25:28,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:25:28,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84050440] [2021-11-12 22:25:28,565 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:25:28,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:25:28,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:25:28,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:25:28,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:25:28,609 INFO L87 Difference]: Start difference. First operand has 2685 states, 1789 states have (on average 1.2655114589155954) internal successors, (2264), 1840 states have internal predecessors, (2264), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:25:30,847 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:25:46,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:25:46,033 INFO L93 Difference]: Finished difference Result 10406 states and 14792 transitions. [2021-11-12 22:25:46,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:25:46,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 226 [2021-11-12 22:25:46,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:25:46,140 INFO L225 Difference]: With dead ends: 10406 [2021-11-12 22:25:46,140 INFO L226 Difference]: Without dead ends: 7739 [2021-11-12 22:25:46,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:25:46,178 INFO L933 BasicCegarLoop]: 5089 mSDtfsCounter, 9307 mSDsluCounter, 5736 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 1378 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15153.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9307 SdHoareTripleChecker+Valid, 10825 SdHoareTripleChecker+Invalid, 2866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 101.26ms SdHoareTripleChecker+Time, 1378 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16577.02ms IncrementalHoareTripleChecker+Time [2021-11-12 22:25:46,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9307 Valid, 10825 Invalid, 2866 Unknown, 0 Unchecked, 101.26ms Time], IncrementalHoareTripleChecker [1378 Valid, 1487 Invalid, 1 Unknown, 0 Unchecked, 16577.02ms Time] [2021-11-12 22:25:46,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7739 states. [2021-11-12 22:25:46,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7739 to 7708. [2021-11-12 22:25:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7708 states, 5170 states have (on average 1.260154738878143) internal successors, (6515), 5310 states have internal predecessors, (6515), 2071 states have call successors, (2071), 465 states have call predecessors, (2071), 464 states have return successors, (2067), 2019 states have call predecessors, (2067), 2067 states have call successors, (2067) [2021-11-12 22:25:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7708 states to 7708 states and 10653 transitions. [2021-11-12 22:25:46,889 INFO L78 Accepts]: Start accepts. Automaton has 7708 states and 10653 transitions. Word has length 226 [2021-11-12 22:25:46,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:25:46,891 INFO L470 AbstractCegarLoop]: Abstraction has 7708 states and 10653 transitions. [2021-11-12 22:25:46,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:25:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 7708 states and 10653 transitions. [2021-11-12 22:25:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-12 22:25:46,904 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:25:46,905 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:25:46,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:25:47,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:25:47,118 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)] === [2021-11-12 22:25:47,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:25:47,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1238043182, now seen corresponding path program 1 times [2021-11-12 22:25:47,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:25:47,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2141751154] [2021-11-12 22:25:47,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:25:47,124 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:25:47,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:25:47,128 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:25:47,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:25:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:25:49,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 1472 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:25:49,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:25:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:25:49,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:25:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:25:50,531 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:25:50,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2141751154] [2021-11-12 22:25:50,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2141751154] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:25:50,531 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:25:50,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-12 22:25:50,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091257359] [2021-11-12 22:25:50,532 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:25:50,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:25:50,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:25:50,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:25:50,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:25:50,538 INFO L87 Difference]: Start difference. First operand 7708 states and 10653 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-12 22:25:52,749 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:25:54,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:25:54,177 INFO L93 Difference]: Finished difference Result 20933 states and 28883 transitions. [2021-11-12 22:25:54,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:25:54,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 235 [2021-11-12 22:25:54,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:25:54,300 INFO L225 Difference]: With dead ends: 20933 [2021-11-12 22:25:54,301 INFO L226 Difference]: Without dead ends: 13266 [2021-11-12 22:25:54,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:25:54,343 INFO L933 BasicCegarLoop]: 4225 mSDtfsCounter, 2625 mSDsluCounter, 3552 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2836.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2625 SdHoareTripleChecker+Valid, 7777 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.03ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2911.06ms IncrementalHoareTripleChecker+Time [2021-11-12 22:25:54,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2625 Valid, 7777 Invalid, 107 Unknown, 0 Unchecked, 26.03ms Time], IncrementalHoareTripleChecker [7 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 2911.06ms Time] [2021-11-12 22:25:54,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13266 states. [2021-11-12 22:25:54,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13266 to 13230. [2021-11-12 22:25:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13230 states, 8760 states have (on average 1.2559360730593607) internal successors, (11002), 9023 states have internal predecessors, (11002), 3612 states have call successors, (3612), 859 states have call predecessors, (3612), 855 states have return successors, (3611), 3503 states have call predecessors, (3611), 3608 states have call successors, (3611) [2021-11-12 22:25:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13230 states to 13230 states and 18225 transitions. [2021-11-12 22:25:55,090 INFO L78 Accepts]: Start accepts. Automaton has 13230 states and 18225 transitions. Word has length 235 [2021-11-12 22:25:55,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:25:55,092 INFO L470 AbstractCegarLoop]: Abstraction has 13230 states and 18225 transitions. [2021-11-12 22:25:55,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-12 22:25:55,095 INFO L276 IsEmpty]: Start isEmpty. Operand 13230 states and 18225 transitions. [2021-11-12 22:25:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-12 22:25:55,102 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:25:55,102 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:25:55,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:25:55,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:25:55,317 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)] === [2021-11-12 22:25:55,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:25:55,318 INFO L85 PathProgramCache]: Analyzing trace with hash 868734910, now seen corresponding path program 1 times [2021-11-12 22:25:55,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:25:55,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291812247] [2021-11-12 22:25:55,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:25:55,320 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:25:55,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:25:55,324 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:25:55,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:25:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:25:57,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:25:57,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:25:58,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:25:58,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:25:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:25:58,870 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:25:58,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291812247] [2021-11-12 22:25:58,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [291812247] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:25:58,871 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:25:58,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:25:58,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225822609] [2021-11-12 22:25:58,871 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:25:58,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:25:58,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:25:58,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:25:58,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:25:58,873 INFO L87 Difference]: Start difference. First operand 13230 states and 18225 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:26:01,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:26:13,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:13,158 INFO L93 Difference]: Finished difference Result 49599 states and 68217 transitions. [2021-11-12 22:26:13,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:26:13,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 238 [2021-11-12 22:26:13,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:13,434 INFO L225 Difference]: With dead ends: 49599 [2021-11-12 22:26:13,434 INFO L226 Difference]: Without dead ends: 36410 [2021-11-12 22:26:13,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:26:13,532 INFO L933 BasicCegarLoop]: 5181 mSDtfsCounter, 6921 mSDsluCounter, 6587 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12259.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6921 SdHoareTripleChecker+Valid, 11768 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 45.00ms SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13083.46ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:13,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6921 Valid, 11768 Invalid, 1657 Unknown, 0 Unchecked, 45.00ms Time], IncrementalHoareTripleChecker [62 Valid, 1594 Invalid, 1 Unknown, 0 Unchecked, 13083.46ms Time] [2021-11-12 22:26:13,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36410 states. [2021-11-12 22:26:15,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36410 to 36326. [2021-11-12 22:26:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36326 states, 23828 states have (on average 1.247691791170052) internal successors, (29730), 24541 states have internal predecessors, (29730), 10016 states have call successors, (10016), 2489 states have call predecessors, (10016), 2479 states have return successors, (10015), 9733 states have call predecessors, (10015), 10012 states have call successors, (10015) [2021-11-12 22:26:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36326 states to 36326 states and 49761 transitions. [2021-11-12 22:26:15,925 INFO L78 Accepts]: Start accepts. Automaton has 36326 states and 49761 transitions. Word has length 238 [2021-11-12 22:26:15,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:15,926 INFO L470 AbstractCegarLoop]: Abstraction has 36326 states and 49761 transitions. [2021-11-12 22:26:15,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:26:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 36326 states and 49761 transitions. [2021-11-12 22:26:15,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-12 22:26:15,933 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:15,933 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:26:15,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:16,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:26:16,155 INFO L402 AbstractCegarLoop]: === Iteration 4 === 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)] === [2021-11-12 22:26:16,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:16,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1256873516, now seen corresponding path program 1 times [2021-11-12 22:26:16,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:26:16,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1245552208] [2021-11-12 22:26:16,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:16,158 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:26:16,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:26:16,162 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:26:16,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 22:26:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:18,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 1507 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:26:18,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:26:18,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:26:19,781 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:26:19,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1245552208] [2021-11-12 22:26:19,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1245552208] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:26:19,782 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:26:19,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:26:19,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017277750] [2021-11-12 22:26:19,782 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:26:19,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:26:19,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:26:19,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:26:19,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:26:19,786 INFO L87 Difference]: Start difference. First operand 36326 states and 49761 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:26:22,002 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:26:36,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:26:36,343 INFO L93 Difference]: Finished difference Result 103855 states and 141838 transitions. [2021-11-12 22:26:36,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:26:36,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 242 [2021-11-12 22:26:36,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:26:36,871 INFO L225 Difference]: With dead ends: 103855 [2021-11-12 22:26:36,872 INFO L226 Difference]: Without dead ends: 67570 [2021-11-12 22:26:37,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:26:37,008 INFO L933 BasicCegarLoop]: 5747 mSDtfsCounter, 7897 mSDsluCounter, 5249 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 1079 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13157.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7897 SdHoareTripleChecker+Valid, 10996 SdHoareTripleChecker+Invalid, 2609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.75ms SdHoareTripleChecker+Time, 1079 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14265.48ms IncrementalHoareTripleChecker+Time [2021-11-12 22:26:37,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7897 Valid, 10996 Invalid, 2609 Unknown, 0 Unchecked, 43.75ms Time], IncrementalHoareTripleChecker [1079 Valid, 1529 Invalid, 1 Unknown, 0 Unchecked, 14265.48ms Time] [2021-11-12 22:26:37,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67570 states. [2021-11-12 22:26:40,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67570 to 67490. [2021-11-12 22:26:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67490 states, 44174 states have (on average 1.2425861366414632) internal successors, (54890), 45524 states have internal predecessors, (54890), 18443 states have call successors, (18443), 4893 states have call predecessors, (18443), 4870 states have return successors, (18445), 17887 states have call predecessors, (18445), 18439 states have call successors, (18445) [2021-11-12 22:26:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67490 states to 67490 states and 91778 transitions. [2021-11-12 22:26:41,160 INFO L78 Accepts]: Start accepts. Automaton has 67490 states and 91778 transitions. Word has length 242 [2021-11-12 22:26:41,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:26:41,161 INFO L470 AbstractCegarLoop]: Abstraction has 67490 states and 91778 transitions. [2021-11-12 22:26:41,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:26:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 67490 states and 91778 transitions. [2021-11-12 22:26:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-12 22:26:41,169 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:26:41,169 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 18, 18, 18, 18, 18, 18, 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] [2021-11-12 22:26:41,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:26:41,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:26:41,381 INFO L402 AbstractCegarLoop]: === Iteration 5 === 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)] === [2021-11-12 22:26:41,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:26:41,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1796923779, now seen corresponding path program 1 times [2021-11-12 22:26:41,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:26:41,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [213812435] [2021-11-12 22:26:41,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:26:41,384 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:26:41,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:26:41,385 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:26:41,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 22:26:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:26:43,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 1541 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:26:43,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:26:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:26:44,281 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:26:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2021-11-12 22:26:45,118 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:26:45,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [213812435] [2021-11-12 22:26:45,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [213812435] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:26:45,118 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:26:45,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:26:45,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347427496] [2021-11-12 22:26:45,119 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:26:45,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:26:45,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:26:45,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:26:45,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:26:45,120 INFO L87 Difference]: Start difference. First operand 67490 states and 91778 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2021-11-12 22:26:47,355 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:27:03,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:27:03,035 INFO L93 Difference]: Finished difference Result 245264 states and 333344 transitions. [2021-11-12 22:27:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:27:03,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) Word has length 268 [2021-11-12 22:27:03,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:27:04,480 INFO L225 Difference]: With dead ends: 245264 [2021-11-12 22:27:04,480 INFO L226 Difference]: Without dead ends: 177815 [2021-11-12 22:27:04,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:27:04,802 INFO L933 BasicCegarLoop]: 5436 mSDtfsCounter, 7125 mSDsluCounter, 6417 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 35 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11581.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7125 SdHoareTripleChecker+Valid, 11853 SdHoareTripleChecker+Invalid, 1551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.53ms SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12582.25ms IncrementalHoareTripleChecker+Time [2021-11-12 22:27:04,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7125 Valid, 11853 Invalid, 1551 Unknown, 0 Unchecked, 36.53ms Time], IncrementalHoareTripleChecker [35 Valid, 1515 Invalid, 1 Unknown, 0 Unchecked, 12582.25ms Time] [2021-11-12 22:27:05,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177815 states. [2021-11-12 22:27:12,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177815 to 177683. [2021-11-12 22:27:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177683 states, 117014 states have (on average 1.2411420855624113) internal successors, (145231), 120632 states have internal predecessors, (145231), 47908 states have call successors, (47908), 12825 states have call predecessors, (47908), 12758 states have return successors, (47922), 46389 states have call predecessors, (47922), 47904 states have call successors, (47922) [2021-11-12 22:27:14,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177683 states to 177683 states and 241061 transitions. [2021-11-12 22:27:14,498 INFO L78 Accepts]: Start accepts. Automaton has 177683 states and 241061 transitions. Word has length 268 [2021-11-12 22:27:14,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:27:14,499 INFO L470 AbstractCegarLoop]: Abstraction has 177683 states and 241061 transitions. [2021-11-12 22:27:14,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2021-11-12 22:27:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 177683 states and 241061 transitions. [2021-11-12 22:27:14,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-12 22:27:14,507 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:27:14,507 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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] [2021-11-12 22:27:14,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:27:14,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:27:14,729 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)] === [2021-11-12 22:27:14,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:27:14,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1385653537, now seen corresponding path program 1 times [2021-11-12 22:27:14,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:27:14,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [162286956] [2021-11-12 22:27:14,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:27:14,731 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:27:14,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:27:14,732 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:27:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf45712f-ad32-4194-8399-e401c01603f5/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 22:27:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:27:16,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:27:16,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:27:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 22:27:19,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:27:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 22:27:21,672 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:27:21,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [162286956] [2021-11-12 22:27:21,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [162286956] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:27:21,672 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:27:21,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-12 22:27:21,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068231583] [2021-11-12 22:27:21,673 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:27:21,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:27:21,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:27:21,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:27:21,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:27:21,674 INFO L87 Difference]: Start difference. First operand 177683 states and 241061 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (57), 4 states have call predecessors, (57), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-11-12 22:27:27,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:27:27,624 INFO L93 Difference]: Finished difference Result 177689 states and 241066 transitions. [2021-11-12 22:27:27,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:27:27,625 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (57), 4 states have call predecessors, (57), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 282 [2021-11-12 22:27:27,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:27:28,781 INFO L225 Difference]: With dead ends: 177689 [2021-11-12 22:27:28,782 INFO L226 Difference]: Without dead ends: 177687 [2021-11-12 22:27:28,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-12 22:27:28,849 INFO L933 BasicCegarLoop]: 3667 mSDtfsCounter, 3548 mSDsluCounter, 14633 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 254.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3564 SdHoareTripleChecker+Valid, 18300 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 46.52ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 284.93ms IncrementalHoareTripleChecker+Time [2021-11-12 22:27:28,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3564 Valid, 18300 Invalid, 47 Unknown, 0 Unchecked, 46.52ms Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 284.93ms Time] [2021-11-12 22:27:29,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177687 states.