./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-dec-tulip-tulip.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 992a1e8d90338cdabe7a076eea5104d9629c0e7f956adc14aa39d01d99d3f218 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:21:06,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:21:06,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:21:06,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:21:06,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:21:06,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:21:06,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:21:06,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:21:06,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:21:06,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:21:06,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:21:06,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:21:06,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:21:06,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:21:06,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:21:06,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:21:06,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:21:06,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:21:06,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:21:06,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:21:06,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:21:06,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:21:06,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:21:06,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:21:06,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:21:06,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:21:06,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:21:06,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:21:06,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:21:06,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:21:06,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:21:06,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:21:06,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:21:06,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:21:06,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:21:06,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:21:06,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:21:06,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:21:06,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:21:06,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:21:06,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:21:06,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:21:06,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:21:06,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:21:06,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:21:06,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:21:06,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:21:06,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:21:06,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:21:06,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:21:06,557 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:21:06,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:21:06,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:21:06,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:21:06,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:21:06,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:21:06,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:21:06,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:21:06,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:21:06,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:21:06,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:21:06,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:21:06,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:21:06,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:21:06,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:21:06,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:21:06,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:21:06,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:21:06,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:21:06,561 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:21:06,561 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:21:06,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:21:06,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:21:06,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992a1e8d90338cdabe7a076eea5104d9629c0e7f956adc14aa39d01d99d3f218 [2021-12-22 15:21:06,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:21:06,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:21:06,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:21:06,801 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:21:06,801 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:21:06,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2021-12-22 15:21:06,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af79fd9a/62a69b8064654216b438acee8b014c44/FLAG65873f556 [2021-12-22 15:21:07,722 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:21:07,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2021-12-22 15:21:07,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af79fd9a/62a69b8064654216b438acee8b014c44/FLAG65873f556 [2021-12-22 15:21:08,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af79fd9a/62a69b8064654216b438acee8b014c44 [2021-12-22 15:21:08,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:21:08,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:21:08,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:21:08,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:21:08,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:21:08,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:21:08" (1/1) ... [2021-12-22 15:21:08,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7330c5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:08, skipping insertion in model container [2021-12-22 15:21:08,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:21:08" (1/1) ... [2021-12-22 15:21:08,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:21:08,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:21:12,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[492962,492975] [2021-12-22 15:21:12,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[493107,493120] [2021-12-22 15:21:12,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:21:12,548 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:21:12,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[492962,492975] [2021-12-22 15:21:12,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[493107,493120] [2021-12-22 15:21:12,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:21:13,192 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:21:13,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13 WrapperNode [2021-12-22 15:21:13,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:21:13,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:21:13,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:21:13,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:21:13,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:13,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:13,830 INFO L137 Inliner]: procedures = 567, calls = 5407, calls flagged for inlining = 289, calls inlined = 263, statements flattened = 11461 [2021-12-22 15:21:13,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:21:13,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:21:13,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:21:13,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:21:13,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:13,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:13,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:13,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:14,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:14,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:14,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:14,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:21:14,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:21:14,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:21:14,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:21:14,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (1/1) ... [2021-12-22 15:21:14,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:21:14,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:21:14,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:21:14,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:21:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_up [2021-12-22 15:21:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_up [2021-12-22 15:21:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_media_task [2021-12-22 15:21:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_media_task [2021-12-22 15:21:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:21:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:21:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:21:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:21:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-22 15:21:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-22 15:21:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2021-12-22 15:21:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2021-12-22 15:21:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:21:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:21:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_select_media [2021-12-22 15:21:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_select_media [2021-12-22 15:21:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit_le [2021-12-22 15:21:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit_le [2021-12-22 15:21:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:21:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:21:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:21:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:21:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:21:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:21:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-22 15:21:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-22 15:21:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:21:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:21:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-22 15:21:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-22 15:21:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-22 15:21:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-22 15:21:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:21:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:21:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-22 15:21:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-22 15:21:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:21:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:21:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:21:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:21:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:21:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:21:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_do_nway [2021-12-22 15:21:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_do_nway [2021-12-22 15:21:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:21:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:21:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-22 15:21:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-22 15:21:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:21:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:21:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:21:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:21:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:21:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:21:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 15:21:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 15:21:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:21:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_wolopts [2021-12-22 15:21:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_wolopts [2021-12-22 15:21:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_resume [2021-12-22 15:21:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_resume [2021-12-22 15:21:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-22 15:21:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-22 15:21:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_interrupt [2021-12-22 15:21:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_interrupt [2021-12-22 15:21:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:21:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:21:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___3 [2021-12-22 15:21:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___3 [2021-12-22 15:21:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___1 [2021-12-22 15:21:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___1 [2021-12-22 15:21:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_media_task [2021-12-22 15:21:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_media_task [2021-12-22 15:21:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:21:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___5 [2021-12-22 15:21:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___5 [2021-12-22 15:21:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___4 [2021-12-22 15:21:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___4 [2021-12-22 15:21:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:21:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:21:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:21:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:21:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:21:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:21:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:21:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:21:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2021-12-22 15:21:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2021-12-22 15:21:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:21:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:21:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-22 15:21:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-22 15:21:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:21:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:21:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 15:21:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 15:21:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-22 15:21:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-22 15:21:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:21:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:21:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:21:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:21:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_timer [2021-12-22 15:21:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_timer [2021-12-22 15:21:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 15:21:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 15:21:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:21:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:21:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tulip [2021-12-22 15:21:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tulip [2021-12-22 15:21:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_write [2021-12-22 15:21:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_write [2021-12-22 15:21:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:21:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:21:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:21:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:21:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:21:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:21:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:21:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:21:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:21:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:21:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:21:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:21:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:21:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:21:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:21:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_start_nway [2021-12-22 15:21:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_start_nway [2021-12-22 15:21:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-22 15:21:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-22 15:21:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-12-22 15:21:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-12-22 15:21:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:21:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:21:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-22 15:21:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-22 15:21:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-22 15:21:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-22 15:21:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tulip_private [2021-12-22 15:21:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tulip_private [2021-12-22 15:21:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:21:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:21:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-22 15:21:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-22 15:21:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:21:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:21:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-22 15:21:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-22 15:21:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mii_lock_of_tulip_private [2021-12-22 15:21:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mii_lock_of_tulip_private [2021-12-22 15:21:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:21:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:21:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tulip_private [2021-12-22 15:21:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tulip_private [2021-12-22 15:21:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:21:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:21:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_close [2021-12-22 15:21:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_close [2021-12-22 15:21:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:21:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:21:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:21:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:21:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:21:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:21:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:21:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:21:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_power_state [2021-12-22 15:21:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_power_state [2021-12-22 15:21:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:21:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:21:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2021-12-22 15:21:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2021-12-22 15:21:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-22 15:21:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-22 15:21:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 15:21:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 15:21:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_tx_timeout [2021-12-22 15:21:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_tx_timeout [2021-12-22 15:21:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_check_duplex [2021-12-22 15:21:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_check_duplex [2021-12-22 15:21:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 15:21:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 15:21:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2021-12-22 15:21:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2021-12-22 15:21:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2021-12-22 15:21:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2021-12-22 15:21:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:21:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:21:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 15:21:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 15:21:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure comet_timer [2021-12-22 15:21:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure comet_timer [2021-12-22 15:21:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-12-22 15:21:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-12-22 15:21:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:21:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:21:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:21:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_read [2021-12-22 15:21:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_read [2021-12-22 15:21:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:21:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:21:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:21:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-22 15:21:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-22 15:21:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-22 15:21:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-22 15:21:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2021-12-22 15:21:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2021-12-22 15:21:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:21:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_down [2021-12-22 15:21:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_down [2021-12-22 15:21:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_stop_rxtx___2 [2021-12-22 15:21:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_stop_rxtx___2 [2021-12-22 15:21:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_remove_one [2021-12-22 15:21:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_remove_one [2021-12-22 15:21:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:21:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:21:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-22 15:21:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-22 15:21:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure mxic_timer [2021-12-22 15:21:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mxic_timer [2021-12-22 15:21:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:21:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:21:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 15:21:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 15:21:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_free_ring [2021-12-22 15:21:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_free_ring [2021-12-22 15:21:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-22 15:21:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-22 15:21:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_refill_rx [2021-12-22 15:21:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_refill_rx [2021-12-22 15:21:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84___0 [2021-12-22 15:21:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84___0 [2021-12-22 15:21:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_timer [2021-12-22 15:21:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_timer [2021-12-22 15:21:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_84 [2021-12-22 15:21:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_84 [2021-12-22 15:21:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-22 15:21:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-22 15:21:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:21:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:21:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-22 15:21:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-22 15:21:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:21:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:21:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:21:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:21:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:21:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx [2021-12-22 15:21:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx [2021-12-22 15:21:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:21:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:21:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_85 [2021-12-22 15:21:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_85 [2021-12-22 15:21:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-22 15:21:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-22 15:21:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_start_rxtx [2021-12-22 15:21:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_start_rxtx [2021-12-22 15:21:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 15:21:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 15:21:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_open [2021-12-22 15:21:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_open [2021-12-22 15:21:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-22 15:21:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-22 15:21:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:21:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:21:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-22 15:21:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-22 15:21:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:21:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:21:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-22 15:21:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-22 15:21:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_start_nway [2021-12-22 15:21:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_start_nway [2021-12-22 15:21:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-22 15:21:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-22 15:21:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_read_eeprom [2021-12-22 15:21:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_read_eeprom [2021-12-22 15:21:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:21:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_timer [2021-12-22 15:21:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_timer [2021-12-22 15:21:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:21:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:21:15,567 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:21:15,570 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:21:16,446 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:21:22,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:21:22,830 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:21:22,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:21:22,857 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-22 15:21:22,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:21:22 BoogieIcfgContainer [2021-12-22 15:21:22,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:21:22,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:21:22,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:21:22,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:21:22,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:21:08" (1/3) ... [2021-12-22 15:21:22,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7026ae88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:21:22, skipping insertion in model container [2021-12-22 15:21:22,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:21:13" (2/3) ... [2021-12-22 15:21:22,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7026ae88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:21:22, skipping insertion in model container [2021-12-22 15:21:22,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:21:22" (3/3) ... [2021-12-22 15:21:22,872 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2021-12-22 15:21:22,877 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:21:22,877 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:21:22,946 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:21:22,954 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=PETRI_NET, 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 [2021-12-22 15:21:22,955 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:21:23,047 INFO L276 IsEmpty]: Start isEmpty. Operand has 3501 states, 2413 states have (on average 1.3671777869871529) internal successors, (3299), 2512 states have internal predecessors, (3299), 955 states have call successors, (955), 134 states have call predecessors, (955), 133 states have return successors, (948), 903 states have call predecessors, (948), 948 states have call successors, (948) [2021-12-22 15:21:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-12-22 15:21:23,081 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:21:23,083 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 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] [2021-12-22 15:21:23,083 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:21:23,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:21:23,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1149132296, now seen corresponding path program 1 times [2021-12-22 15:21:23,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:21:23,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663034173] [2021-12-22 15:21:23,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:21:23,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:21:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:21:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:21:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:21:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:21:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:21:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:21:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:21:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:21:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:21:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:21:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:21:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:21:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:21:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-22 15:21:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-22 15:21:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-22 15:21:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-22 15:21:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2021-12-22 15:21:24,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:21:24,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663034173] [2021-12-22 15:21:24,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663034173] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:21:24,338 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:21:24,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:21:24,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180072172] [2021-12-22 15:21:24,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:21:24,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:21:24,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:21:24,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:21:24,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:21:24,383 INFO L87 Difference]: Start difference. First operand has 3501 states, 2413 states have (on average 1.3671777869871529) internal successors, (3299), 2512 states have internal predecessors, (3299), 955 states have call successors, (955), 134 states have call predecessors, (955), 133 states have return successors, (948), 903 states have call predecessors, (948), 948 states have call successors, (948) Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-22 15:21:30,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:21:30,568 INFO L93 Difference]: Finished difference Result 9363 states and 14036 transitions. [2021-12-22 15:21:30,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:21:30,570 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 194 [2021-12-22 15:21:30,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:21:30,637 INFO L225 Difference]: With dead ends: 9363 [2021-12-22 15:21:30,637 INFO L226 Difference]: Without dead ends: 5825 [2021-12-22 15:21:30,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:21:30,684 INFO L933 BasicCegarLoop]: 5421 mSDtfsCounter, 4048 mSDsluCounter, 6832 mSDsCounter, 0 mSdLazyCounter, 2544 mSolverCounterSat, 2120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4700 SdHoareTripleChecker+Valid, 12253 SdHoareTripleChecker+Invalid, 4664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2120 IncrementalHoareTripleChecker+Valid, 2544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-22 15:21:30,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4700 Valid, 12253 Invalid, 4664 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2120 Valid, 2544 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-22 15:21:30,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5825 states. [2021-12-22 15:21:31,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5825 to 5676. [2021-12-22 15:21:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5676 states, 3934 states have (on average 1.3662938485002543) internal successors, (5375), 4088 states have internal predecessors, (5375), 1520 states have call successors, (1520), 221 states have call predecessors, (1520), 221 states have return successors, (1520), 1449 states have call predecessors, (1520), 1520 states have call successors, (1520) [2021-12-22 15:21:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5676 states to 5676 states and 8415 transitions. [2021-12-22 15:21:31,187 INFO L78 Accepts]: Start accepts. Automaton has 5676 states and 8415 transitions. Word has length 194 [2021-12-22 15:21:31,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:21:31,188 INFO L470 AbstractCegarLoop]: Abstraction has 5676 states and 8415 transitions. [2021-12-22 15:21:31,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-22 15:21:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 5676 states and 8415 transitions. [2021-12-22 15:21:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-12-22 15:21:31,206 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:21:31,207 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:21:31,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:21:31,208 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:21:31,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:21:31,208 INFO L85 PathProgramCache]: Analyzing trace with hash -2047130823, now seen corresponding path program 1 times [2021-12-22 15:21:31,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:21:31,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778847751] [2021-12-22 15:21:31,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:21:31,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:21:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:21:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:21:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:21:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:21:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:21:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:21:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:21:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:21:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:21:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:21:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:21:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:21:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:21:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-22 15:21:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-22 15:21:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-22 15:21:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-22 15:21:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-22 15:21:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:21:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 15:21:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:21:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-22 15:21:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-22 15:21:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-22 15:21:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2021-12-22 15:21:31,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:21:31,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778847751] [2021-12-22 15:21:31,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778847751] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:21:31,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:21:31,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:21:31,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923679221] [2021-12-22 15:21:31,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:21:31,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:21:31,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:21:31,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:21:31,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:21:31,880 INFO L87 Difference]: Start difference. First operand 5676 states and 8415 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-22 15:21:45,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:21:45,115 INFO L93 Difference]: Finished difference Result 18792 states and 28166 transitions. [2021-12-22 15:21:45,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 15:21:45,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 248 [2021-12-22 15:21:45,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:21:45,203 INFO L225 Difference]: With dead ends: 18792 [2021-12-22 15:21:45,204 INFO L226 Difference]: Without dead ends: 13147 [2021-12-22 15:21:45,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-22 15:21:45,235 INFO L933 BasicCegarLoop]: 4945 mSDtfsCounter, 9985 mSDsluCounter, 6467 mSDsCounter, 0 mSdLazyCounter, 6710 mSolverCounterSat, 6891 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10799 SdHoareTripleChecker+Valid, 11412 SdHoareTripleChecker+Invalid, 13601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6891 IncrementalHoareTripleChecker+Valid, 6710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2021-12-22 15:21:45,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10799 Valid, 11412 Invalid, 13601 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6891 Valid, 6710 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2021-12-22 15:21:45,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13147 states. [2021-12-22 15:21:45,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13147 to 11265. [2021-12-22 15:21:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11265 states, 7807 states have (on average 1.367618803637761) internal successors, (10677), 8119 states have internal predecessors, (10677), 3015 states have call successors, (3015), 442 states have call predecessors, (3015), 442 states have return successors, (3015), 2869 states have call predecessors, (3015), 3015 states have call successors, (3015) [2021-12-22 15:21:45,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11265 states to 11265 states and 16707 transitions. [2021-12-22 15:21:45,973 INFO L78 Accepts]: Start accepts. Automaton has 11265 states and 16707 transitions. Word has length 248 [2021-12-22 15:21:45,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:21:45,974 INFO L470 AbstractCegarLoop]: Abstraction has 11265 states and 16707 transitions. [2021-12-22 15:21:45,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-22 15:21:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11265 states and 16707 transitions. [2021-12-22 15:21:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-12-22 15:21:45,997 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:21:45,998 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:21:45,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:21:45,998 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:21:45,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:21:45,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1936131099, now seen corresponding path program 1 times [2021-12-22 15:21:45,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:21:45,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881324097] [2021-12-22 15:21:45,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:21:46,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:21:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:21:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:21:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:21:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:21:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:21:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:21:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:21:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:21:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:21:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:21:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:21:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:21:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:21:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-22 15:21:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-22 15:21:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-22 15:21:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-22 15:21:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-22 15:21:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 15:21:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:21:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 15:21:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:21:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-22 15:21:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-22 15:21:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-22 15:21:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:21:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2021-12-22 15:21:46,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:21:46,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881324097] [2021-12-22 15:21:46,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881324097] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:21:46,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:21:46,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:21:46,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114378154] [2021-12-22 15:21:46,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:21:46,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:21:46,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:21:46,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:21:46,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:21:46,681 INFO L87 Difference]: Start difference. First operand 11265 states and 16707 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)