./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.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_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/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_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/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_714df1ce-0114-47bd-8edf-bbeea9bebacf/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 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:29:56,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:29:56,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:29:57,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:29:57,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:29:57,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:29:57,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:29:57,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:29:57,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:29:57,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:29:57,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:29:57,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:29:57,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:29:57,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:29:57,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:29:57,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:29:57,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:29:57,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:29:57,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:29:57,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:29:57,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:29:57,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:29:57,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:29:57,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:29:57,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:29:57,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:29:57,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:29:57,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:29:57,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:29:57,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:29:57,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:29:57,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:29:57,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:29:57,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:29:57,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:29:57,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:29:57,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:29:57,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:29:57,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:29:57,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:29:57,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:29:57,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-13 01:29:57,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:29:57,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:29:57,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:29:57,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:29:57,143 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:29:57,143 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:29:57,144 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:29:57,144 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 01:29:57,150 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:29:57,151 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:29:57,152 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 01:29:57,152 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 01:29:57,152 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:29:57,153 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 01:29:57,153 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 01:29:57,153 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 01:29:57,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:29:57,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:29:57,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:29:57,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:29:57,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:29:57,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:29:57,155 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:29:57,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:29:57,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:29:57,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:29:57,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:29:57,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:29:57,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:29:57,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:29:57,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:29:57,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:29:57,160 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 01:29:57,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 01:29:57,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:29:57,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:29:57,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:29:57,169 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 [2021-11-13 01:29:57,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:29:57,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:29:57,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:29:57,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:29:57,472 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:29:57,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-11-13 01:29:57,550 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/27203dd58/515cff701da146a7977e783ab8fca69c/FLAG8d0fc238b [2021-11-13 01:29:58,853 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:29:58,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-11-13 01:29:58,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/27203dd58/515cff701da146a7977e783ab8fca69c/FLAG8d0fc238b [2021-11-13 01:29:59,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/27203dd58/515cff701da146a7977e783ab8fca69c [2021-11-13 01:29:59,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:29:59,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:29:59,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:29:59,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:29:59,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:29:59,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:29:59" (1/1) ... [2021-11-13 01:29:59,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363e9a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:29:59, skipping insertion in model container [2021-11-13 01:29:59,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:29:59" (1/1) ... [2021-11-13 01:29:59,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:29:59,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:30:00,459 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,469 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,489 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,500 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,500 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,511 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,522 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,533 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,541 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,551 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,553 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,554 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,567 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,577 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,598 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,599 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:00,599 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:01,764 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,211 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,211 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,230 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,256 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,262 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,395 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,396 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,397 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,413 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,424 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,526 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,527 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,545 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,546 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,743 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,744 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,834 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,843 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,844 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,879 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,887 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,894 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,904 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,915 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,915 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,926 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,936 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,944 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,952 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,969 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,978 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,978 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,985 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,986 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,994 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:02,994 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,002 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,003 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,019 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,019 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,034 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,034 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,044 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,045 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,695 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,708 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,719 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,720 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,756 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,757 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,777 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,785 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,822 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:03,830 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 01:30:04,826 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-11-13 01:30:04,829 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-11-13 01:30:04,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:05,012 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) [2021-11-13 01:30:05,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7943da1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:05, skipping insertion in model container [2021-11-13 01:30:05,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:30:05,013 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 01:30:05,016 INFO L158 Benchmark]: Toolchain (without parser) took 5999.19ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 44.0MB in the beginning and 72.1MB in the end (delta: -28.1MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2021-11-13 01:30:05,017 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:30:05,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5993.19ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 43.8MB in the beginning and 72.1MB in the end (delta: -28.3MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-11-13 01:30:05,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5993.19ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 43.8MB in the beginning and 72.1MB in the end (delta: -28.3MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6350]: 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/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_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/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_714df1ce-0114-47bd-8edf-bbeea9bebacf/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 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:30:07,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:30:07,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:30:07,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:30:07,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:30:07,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:30:07,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:30:07,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:30:07,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:30:07,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:30:07,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:30:07,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:30:07,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:30:07,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:30:07,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:30:07,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:30:07,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:30:07,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:30:07,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:30:07,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:30:07,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:30:07,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:30:07,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:30:07,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:30:07,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:30:07,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:30:07,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:30:07,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:30:07,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:30:07,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:30:07,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:30:07,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:30:07,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:30:07,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:30:07,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:30:07,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:30:07,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:30:07,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:30:07,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:30:07,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:30:07,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:30:07,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-13 01:30:07,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:30:07,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:30:07,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:30:07,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:30:07,578 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:30:07,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:30:07,578 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:30:07,579 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:30:07,579 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:30:07,579 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:30:07,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:30:07,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:30:07,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:30:07,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:30:07,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:30:07,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:30:07,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 01:30:07,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 01:30:07,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:30:07,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:30:07,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:30:07,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:30:07,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 01:30:07,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:30:07,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:30:07,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:30:07,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:30:07,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:30:07,587 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 01:30:07,588 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 01:30:07,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:30:07,588 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:30:07,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:30:07,589 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 [2021-11-13 01:30:07,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:30:08,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:30:08,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:30:08,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:30:08,016 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:30:08,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-11-13 01:30:08,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/14535fc52/3e54a46e3caf4f2b9d3451946f0c9489/FLAGf73602a29 [2021-11-13 01:30:09,338 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:30:09,339 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-11-13 01:30:09,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/14535fc52/3e54a46e3caf4f2b9d3451946f0c9489/FLAGf73602a29 [2021-11-13 01:30:09,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/data/14535fc52/3e54a46e3caf4f2b9d3451946f0c9489 [2021-11-13 01:30:09,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:30:09,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:30:09,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:30:09,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:30:09,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:30:09,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:30:09" (1/1) ... [2021-11-13 01:30:09,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a01b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:09, skipping insertion in model container [2021-11-13 01:30:09,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:30:09" (1/1) ... [2021-11-13 01:30:09,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:30:09,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:30:15,898 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-11-13 01:30:15,902 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-11-13 01:30:15,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:16,051 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-13 01:30:16,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:30:16,792 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-11-13 01:30:16,793 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-11-13 01:30:16,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:16,837 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 01:30:17,578 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-11-13 01:30:17,579 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_714df1ce-0114-47bd-8edf-bbeea9bebacf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-11-13 01:30:17,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:18,256 INFO L208 MainTranslator]: Completed translation [2021-11-13 01:30:18,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18 WrapperNode [2021-11-13 01:30:18,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:30:18,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 01:30:18,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 01:30:18,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 01:30:18,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:18,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:18,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 01:30:18,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 01:30:18,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 01:30:18,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 01:30:18,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:18,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:18,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:18,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:19,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:19,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:19,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:19,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 01:30:19,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 01:30:19,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 01:30:19,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 01:30:19,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (1/1) ... [2021-11-13 01:30:19,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:30:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 01:30:19,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 01:30:19,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 01:30:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-13 01:30:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-13 01:30:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2021-11-13 01:30:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2021-11-13 01:30:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 01:30:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 01:30:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-13 01:30:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-13 01:30:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2021-11-13 01:30:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2021-11-13 01:30:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-13 01:30:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-13 01:30:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 01:30:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 01:30:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2021-11-13 01:30:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2021-11-13 01:30:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2021-11-13 01:30:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2021-11-13 01:30:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-11-13 01:30:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-11-13 01:30:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2021-11-13 01:30:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2021-11-13 01:30:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2021-11-13 01:30:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2021-11-13 01:30:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2021-11-13 01:30:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2021-11-13 01:30:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-13 01:30:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-13 01:30:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 01:30:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 01:30:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 01:30:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 01:30:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2021-11-13 01:30:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2021-11-13 01:30:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2021-11-13 01:30:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2021-11-13 01:30:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2021-11-13 01:30:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2021-11-13 01:30:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2021-11-13 01:30:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2021-11-13 01:30:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-13 01:30:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-13 01:30:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-11-13 01:30:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-11-13 01:30:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-13 01:30:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-13 01:30:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 01:30:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 01:30:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-13 01:30:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-13 01:30:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-11-13 01:30:19,630 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-11-13 01:30:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2021-11-13 01:30:19,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2021-11-13 01:30:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-13 01:30:19,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-13 01:30:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 01:30:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 01:30:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2021-11-13 01:30:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2021-11-13 01:30:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-13 01:30:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-13 01:30:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-13 01:30:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-13 01:30:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-13 01:30:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-13 01:30:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 01:30:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 01:30:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 01:30:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 01:30:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-13 01:30:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-13 01:30:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 01:30:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2021-11-13 01:30:19,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2021-11-13 01:30:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-13 01:30:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 01:30:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 01:30:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-13 01:30:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-13 01:30:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-13 01:30:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2021-11-13 01:30:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2021-11-13 01:30:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-13 01:30:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-13 01:30:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2021-11-13 01:30:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2021-11-13 01:30:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-13 01:30:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-13 01:30:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 01:30:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 01:30:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 01:30:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 01:30:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-13 01:30:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-13 01:30:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-13 01:30:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-13 01:30:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2021-11-13 01:30:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2021-11-13 01:30:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2021-11-13 01:30:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2021-11-13 01:30:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2021-11-13 01:30:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2021-11-13 01:30:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 01:30:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 01:30:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-13 01:30:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-13 01:30:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-13 01:30:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-13 01:30:19,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 01:30:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 01:30:19,640 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2021-11-13 01:30:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2021-11-13 01:30:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-13 01:30:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-13 01:30:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-13 01:30:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-13 01:30:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-13 01:30:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-13 01:30:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-13 01:30:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-13 01:30:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-13 01:30:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-13 01:30:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-13 01:30:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-13 01:30:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2021-11-13 01:30:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2021-11-13 01:30:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2021-11-13 01:30:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2021-11-13 01:30:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-13 01:30:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-13 01:30:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-13 01:30:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-13 01:30:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-13 01:30:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-13 01:30:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2021-11-13 01:30:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2021-11-13 01:30:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 01:30:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-13 01:30:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-13 01:30:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-13 01:30:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-13 01:30:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-13 01:30:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-13 01:30:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-11-13 01:30:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-11-13 01:30:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-13 01:30:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-13 01:30:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-13 01:30:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-13 01:30:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-13 01:30:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-13 01:30:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-13 01:30:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-13 01:30:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 01:30:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 01:30:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 01:30:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 01:30:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 01:30:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 01:30:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-13 01:30:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-13 01:30:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-13 01:30:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-13 01:30:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-13 01:30:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-13 01:30:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-13 01:30:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-13 01:30:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-13 01:30:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-13 01:30:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-13 01:30:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2021-11-13 01:30:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2021-11-13 01:30:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 01:30:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 01:30:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2021-11-13 01:30:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2021-11-13 01:30:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-13 01:30:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-13 01:30:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2021-11-13 01:30:19,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2021-11-13 01:30:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-13 01:30:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-13 01:30:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-13 01:30:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 01:30:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 01:30:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2021-11-13 01:30:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2021-11-13 01:30:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2021-11-13 01:30:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2021-11-13 01:30:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-13 01:30:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-13 01:30:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-13 01:30:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2021-11-13 01:30:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2021-11-13 01:30:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-13 01:30:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-13 01:30:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-13 01:30:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2021-11-13 01:30:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2021-11-13 01:30:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 01:30:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 01:30:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-13 01:30:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 01:30:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 01:30:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 01:30:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-11-13 01:30:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-11-13 01:30:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2021-11-13 01:30:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2021-11-13 01:30:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-13 01:30:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-13 01:30:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-13 01:30:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-13 01:30:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2021-11-13 01:30:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2021-11-13 01:30:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2021-11-13 01:30:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2021-11-13 01:30:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2021-11-13 01:30:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2021-11-13 01:30:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-13 01:30:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-13 01:30:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-11-13 01:30:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-11-13 01:30:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2021-11-13 01:30:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2021-11-13 01:30:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 01:30:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 01:30:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_120 [2021-11-13 01:30:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_120 [2021-11-13 01:30:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-13 01:30:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-13 01:30:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-13 01:30:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-13 01:30:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2021-11-13 01:30:19,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2021-11-13 01:30:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2021-11-13 01:30:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2021-11-13 01:30:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2021-11-13 01:30:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2021-11-13 01:30:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-13 01:30:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-13 01:30:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-11-13 01:30:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-11-13 01:30:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2021-11-13 01:30:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2021-11-13 01:30:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2021-11-13 01:30:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2021-11-13 01:30:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 01:30:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-11-13 01:30:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-11-13 01:30:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-13 01:30:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-13 01:30:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-13 01:30:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-13 01:30:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 01:30:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2021-11-13 01:30:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2021-11-13 01:30:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2021-11-13 01:30:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2021-11-13 01:30:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_105 [2021-11-13 01:30:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_105 [2021-11-13 01:30:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-13 01:30:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-13 01:30:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-13 01:30:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 01:30:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2021-11-13 01:30:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2021-11-13 01:30:19,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 01:30:19,678 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 01:30:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 01:30:19,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-13 01:30:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-13 01:30:19,678 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2021-11-13 01:30:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2021-11-13 01:30:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 01:30:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 01:30:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-13 01:30:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-13 01:30:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2021-11-13 01:30:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2021-11-13 01:30:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-13 01:30:19,680 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-13 01:30:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2021-11-13 01:30:19,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2021-11-13 01:30:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2021-11-13 01:30:19,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2021-11-13 01:30:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2021-11-13 01:30:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2021-11-13 01:30:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 01:30:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 01:30:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 01:30:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 01:30:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2021-11-13 01:30:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2021-11-13 01:30:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2021-11-13 01:30:19,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2021-11-13 01:30:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-13 01:30:19,682 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-13 01:30:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2021-11-13 01:30:19,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2021-11-13 01:30:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-13 01:30:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-13 01:30:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-13 01:30:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-13 01:30:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-13 01:30:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-13 01:30:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2021-11-13 01:30:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2021-11-13 01:30:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 01:30:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 01:30:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 01:30:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 01:30:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 01:30:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 01:30:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2021-11-13 01:30:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2021-11-13 01:30:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2021-11-13 01:30:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2021-11-13 01:30:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2021-11-13 01:30:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2021-11-13 01:30:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2021-11-13 01:30:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2021-11-13 01:30:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-13 01:30:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2021-11-13 01:30:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2021-11-13 01:30:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-13 01:30:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-13 01:30:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-13 01:30:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 01:30:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 01:30:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2021-11-13 01:30:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2021-11-13 01:30:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2021-11-13 01:30:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2021-11-13 01:30:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-13 01:30:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-13 01:30:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-13 01:30:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-13 01:30:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2021-11-13 01:30:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2021-11-13 01:30:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2021-11-13 01:30:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2021-11-13 01:30:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2021-11-13 01:30:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2021-11-13 01:30:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-13 01:30:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-13 01:30:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-13 01:30:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-13 01:30:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2021-11-13 01:30:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2021-11-13 01:30:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 01:30:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 01:30:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2021-11-13 01:30:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2021-11-13 01:30:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2021-11-13 01:30:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2021-11-13 01:30:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-11-13 01:30:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-11-13 01:30:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2021-11-13 01:30:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2021-11-13 01:30:19,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_122 [2021-11-13 01:30:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_122 [2021-11-13 01:30:19,695 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2021-11-13 01:30:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2021-11-13 01:30:19,696 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2021-11-13 01:30:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2021-11-13 01:30:19,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 01:30:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 01:30:22,327 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 01:35:45,613 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-13 01:35:48,542 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 01:35:48,542 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 01:35:48,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:35:48 BoogieIcfgContainer [2021-11-13 01:35:48,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 01:35:48,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 01:35:48,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 01:35:48,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 01:35:48,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:30:09" (1/3) ... [2021-11-13 01:35:48,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c7c320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:35:48, skipping insertion in model container [2021-11-13 01:35:48,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:18" (2/3) ... [2021-11-13 01:35:48,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c7c320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:35:48, skipping insertion in model container [2021-11-13 01:35:48,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:35:48" (3/3) ... [2021-11-13 01:35:48,567 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-11-13 01:35:48,575 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 01:35:48,579 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 01:35:48,655 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 01:35:48,667 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 [2021-11-13 01:35:48,667 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-13 01:35:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) [2021-11-13 01:35:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-13 01:35:49,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:35:49,102 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 01:35:49,102 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 01:35:49,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:35:49,113 INFO L85 PathProgramCache]: Analyzing trace with hash 716492135, now seen corresponding path program 1 times [2021-11-13 01:35:49,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 01:35:49,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1938925931] [2021-11-13 01:35:49,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:35:49,180 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 01:35:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 01:35:49,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 01:35:49,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 01:37:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:37:25,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 5906 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 01:37:25,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 01:37:26,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2021-11-13 01:37:26,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 01:37:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-11-13 01:37:28,020 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 01:37:28,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1938925931] [2021-11-13 01:37:28,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1938925931] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 01:37:28,021 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 01:37:28,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 01:37:28,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296443349] [2021-11-13 01:37:28,025 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 01:37:28,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 01:37:28,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 01:37:28,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 01:37:28,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 01:37:28,081 INFO L87 Difference]: Start difference. First operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-13 01:37:31,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 01:37:52,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:37:52,696 INFO L93 Difference]: Finished difference Result 12271 states and 17410 transitions. [2021-11-13 01:37:52,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 01:37:52,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 278 [2021-11-13 01:37:52,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:37:52,916 INFO L225 Difference]: With dead ends: 12271 [2021-11-13 01:37:52,916 INFO L226 Difference]: Without dead ends: 8805 [2021-11-13 01:37:52,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 552 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 01:37:52,957 INFO L933 BasicCegarLoop]: 6110 mSDtfsCounter, 8402 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 1797 mSolverCounterSat, 46 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22222.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8402 SdHoareTripleChecker+Valid, 13704 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 95.39ms SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 1797 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23741.51ms IncrementalHoareTripleChecker+Time [2021-11-13 01:37:52,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8402 Valid, 13704 Invalid, 1844 Unknown, 0 Unchecked, 95.39ms Time], IncrementalHoareTripleChecker [46 Valid, 1797 Invalid, 1 Unknown, 0 Unchecked, 23741.51ms Time] [2021-11-13 01:37:52,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8805 states. [2021-11-13 01:37:53,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8805 to 8795. [2021-11-13 01:37:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8795 states, 6111 states have (on average 1.2624774995909016) internal successors, (7715), 6221 states have internal predecessors, (7715), 2195 states have call successors, (2195), 487 states have call predecessors, (2195), 487 states have return successors, (2195), 2149 states have call predecessors, (2195), 2195 states have call successors, (2195) [2021-11-13 01:37:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8795 states to 8795 states and 12105 transitions. [2021-11-13 01:37:53,661 INFO L78 Accepts]: Start accepts. Automaton has 8795 states and 12105 transitions. Word has length 278 [2021-11-13 01:37:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:37:53,664 INFO L470 AbstractCegarLoop]: Abstraction has 8795 states and 12105 transitions. [2021-11-13 01:37:53,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-13 01:37:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8795 states and 12105 transitions. [2021-11-13 01:37:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-13 01:37:53,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:37:53,677 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 01:37:53,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-13 01:37:53,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 01:37:53,897 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 01:37:53,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:37:53,897 INFO L85 PathProgramCache]: Analyzing trace with hash -108087190, now seen corresponding path program 1 times [2021-11-13 01:37:53,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 01:37:53,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761074051] [2021-11-13 01:37:53,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:37:53,950 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 01:37:53,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 01:37:53,951 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 01:37:53,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 01:39:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:39:33,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 5907 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 01:39:33,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 01:39:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2021-11-13 01:39:34,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 01:39:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-11-13 01:39:35,415 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 01:39:35,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761074051] [2021-11-13 01:39:35,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761074051] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 01:39:35,416 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 01:39:35,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 01:39:35,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823661471] [2021-11-13 01:39:35,416 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 01:39:35,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 01:39:35,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 01:39:35,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 01:39:35,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 01:39:35,428 INFO L87 Difference]: Start difference. First operand 8795 states and 12105 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-13 01:39:36,988 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 01:39:39,057 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 01:40:02,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:40:02,272 INFO L93 Difference]: Finished difference Result 33923 states and 46656 transitions. [2021-11-13 01:40:02,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 01:40:02,273 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 279 [2021-11-13 01:40:02,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:40:02,489 INFO L225 Difference]: With dead ends: 33923 [2021-11-13 01:40:02,490 INFO L226 Difference]: Without dead ends: 25175 [2021-11-13 01:40:02,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 556 GetRequests, 554 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 01:40:02,544 INFO L933 BasicCegarLoop]: 7163 mSDtfsCounter, 10857 mSDsluCounter, 7098 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 1381 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23672.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10857 SdHoareTripleChecker+Valid, 14261 SdHoareTripleChecker+Invalid, 3211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 71.69ms SdHoareTripleChecker+Time, 1381 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25554.98ms IncrementalHoareTripleChecker+Time [2021-11-13 01:40:02,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10857 Valid, 14261 Invalid, 3211 Unknown, 0 Unchecked, 71.69ms Time], IncrementalHoareTripleChecker [1381 Valid, 1829 Invalid, 1 Unknown, 0 Unchecked, 25554.98ms Time] [2021-11-13 01:40:02,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25175 states. [2021-11-13 01:40:03,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25175 to 25155. [2021-11-13 01:40:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25155 states, 17383 states have (on average 1.2588736121498014) internal successors, (21883), 17723 states have internal predecessors, (21883), 6315 states have call successors, (6315), 1455 states have call predecessors, (6315), 1455 states have return successors, (6315), 6165 states have call predecessors, (6315), 6315 states have call successors, (6315) [2021-11-13 01:40:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25155 states to 25155 states and 34513 transitions. [2021-11-13 01:40:04,200 INFO L78 Accepts]: Start accepts. Automaton has 25155 states and 34513 transitions. Word has length 279 [2021-11-13 01:40:04,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:40:04,202 INFO L470 AbstractCegarLoop]: Abstraction has 25155 states and 34513 transitions. [2021-11-13 01:40:04,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2021-11-13 01:40:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 25155 states and 34513 transitions. [2021-11-13 01:40:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-13 01:40:04,220 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:40:04,220 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 01:40:04,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 01:40:04,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 01:40:04,436 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 01:40:04,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:40:04,437 INFO L85 PathProgramCache]: Analyzing trace with hash -2108233310, now seen corresponding path program 1 times [2021-11-13 01:40:04,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 01:40:04,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496197076] [2021-11-13 01:40:04,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:40:04,495 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 01:40:04,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 01:40:04,496 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 01:40:04,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 01:41:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:41:42,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 5961 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 01:41:42,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 01:41:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1894 trivial. 0 not checked. [2021-11-13 01:41:43,889 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 01:41:44,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1957 trivial. 0 not checked. [2021-11-13 01:41:44,911 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 01:41:44,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496197076] [2021-11-13 01:41:44,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496197076] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 01:41:44,911 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 01:41:44,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-13 01:41:44,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317388359] [2021-11-13 01:41:44,912 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 01:41:44,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 01:41:44,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 01:41:44,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 01:41:44,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:41:44,914 INFO L87 Difference]: Start difference. First operand 25155 states and 34513 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (40), 3 states have call predecessors, (40), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-13 01:41:48,329 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 01:41:50,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:41:50,415 INFO L93 Difference]: Finished difference Result 74484 states and 102162 transitions. [2021-11-13 01:41:50,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 01:41:50,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (40), 3 states have call predecessors, (40), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 306 [2021-11-13 01:41:50,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:41:50,736 INFO L225 Difference]: With dead ends: 74484 [2021-11-13 01:41:50,737 INFO L226 Difference]: Without dead ends: 49376 [2021-11-13 01:41:50,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:41:50,874 INFO L933 BasicCegarLoop]: 6503 mSDtfsCounter, 4427 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3742.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4427 SdHoareTripleChecker+Valid, 11076 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 23.79ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3986.33ms IncrementalHoareTripleChecker+Time [2021-11-13 01:41:50,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4427 Valid, 11076 Invalid, 62 Unknown, 0 Unchecked, 23.79ms Time], IncrementalHoareTripleChecker [13 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 3986.33ms Time] [2021-11-13 01:41:50,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49376 states. [2021-11-13 01:41:53,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49376 to 49354. [2021-11-13 01:41:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49354 states, 34156 states have (on average 1.2570851387750321) internal successors, (42937), 34826 states have internal predecessors, (42937), 12335 states have call successors, (12335), 2861 states have call predecessors, (12335), 2861 states have return successors, (12335), 12040 states have call predecessors, (12335), 12335 states have call successors, (12335) [2021-11-13 01:41:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49354 states to 49354 states and 67607 transitions. [2021-11-13 01:41:53,894 INFO L78 Accepts]: Start accepts. Automaton has 49354 states and 67607 transitions. Word has length 306 [2021-11-13 01:41:53,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:41:53,896 INFO L470 AbstractCegarLoop]: Abstraction has 49354 states and 67607 transitions. [2021-11-13 01:41:53,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (40), 3 states have call predecessors, (40), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-13 01:41:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 49354 states and 67607 transitions. [2021-11-13 01:41:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-13 01:41:53,912 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:41:53,912 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 01:41:54,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 01:41:54,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 01:41:54,113 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 01:41:54,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:41:54,114 INFO L85 PathProgramCache]: Analyzing trace with hash 943090623, now seen corresponding path program 1 times [2021-11-13 01:41:54,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 01:41:54,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1758803185] [2021-11-13 01:41:54,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:41:54,167 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 01:41:54,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 01:41:54,168 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 01:41:54,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714df1ce-0114-47bd-8edf-bbeea9bebacf/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process