/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 20:53:02,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 20:53:02,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 20:53:03,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 20:53:03,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 20:53:03,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 20:53:03,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 20:53:03,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 20:53:03,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 20:53:03,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 20:53:03,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 20:53:03,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 20:53:03,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 20:53:03,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 20:53:03,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 20:53:03,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 20:53:03,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 20:53:03,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 20:53:03,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 20:53:03,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 20:53:03,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 20:53:03,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 20:53:03,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 20:53:03,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 20:53:03,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 20:53:03,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 20:53:03,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 20:53:03,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 20:53:03,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 20:53:03,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 20:53:03,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 20:53:03,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 20:53:03,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 20:53:03,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 20:53:03,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 20:53:03,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 20:53:03,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 20:53:03,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 20:53:03,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 20:53:03,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 20:53:03,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 20:53:03,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 20:53:03,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 20:53:03,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 20:53:03,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 20:53:03,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 20:53:03,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 20:53:03,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 20:53:03,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 20:53:03,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 20:53:03,176 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 20:53:03,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 20:53:03,177 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 20:53:03,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 20:53:03,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 20:53:03,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 20:53:03,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 20:53:03,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 20:53:03,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 20:53:03,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 20:53:03,179 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 20:53:03,179 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 20:53:03,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 20:53:03,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 20:53:03,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 20:53:03,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 20:53:03,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 20:53:03,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 20:53:03,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:53:03,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 20:53:03,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 20:53:03,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 20:53:03,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 20:53:03,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 20:53:03,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 20:53:03,183 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 20:53:03,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 20:53:03,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 20:53:03,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 20:53:03,643 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 20:53:03,644 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 20:53:03,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-15 20:53:03,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ba8895c/8500c7c99b4b472f8feca2e94aad29aa/FLAGe604bc413 [2022-10-15 20:53:04,972 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 20:53:04,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-15 20:53:05,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ba8895c/8500c7c99b4b472f8feca2e94aad29aa/FLAGe604bc413 [2022-10-15 20:53:05,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ba8895c/8500c7c99b4b472f8feca2e94aad29aa [2022-10-15 20:53:05,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 20:53:05,327 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 20:53:05,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 20:53:05,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 20:53:05,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 20:53:05,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:53:05" (1/1) ... [2022-10-15 20:53:05,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180d35bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:05, skipping insertion in model container [2022-10-15 20:53:05,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:53:05" (1/1) ... [2022-10-15 20:53:05,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 20:53:05,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 20:53:10,125 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348277,348290] [2022-10-15 20:53:10,127 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348422,348435] [2022-10-15 20:53:10,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:53:10,200 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 20:53:10,789 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348277,348290] [2022-10-15 20:53:10,790 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348422,348435] [2022-10-15 20:53:10,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:53:11,170 INFO L208 MainTranslator]: Completed translation [2022-10-15 20:53:11,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11 WrapperNode [2022-10-15 20:53:11,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 20:53:11,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 20:53:11,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 20:53:11,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 20:53:11,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,619 INFO L138 Inliner]: procedures = 444, calls = 2166, calls flagged for inlining = 215, calls inlined = 200, statements flattened = 5368 [2022-10-15 20:53:11,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 20:53:11,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 20:53:11,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 20:53:11,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 20:53:11,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:11,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:12,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:12,069 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:12,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:12,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 20:53:12,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 20:53:12,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 20:53:12,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 20:53:12,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (1/1) ... [2022-10-15 20:53:12,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:53:12,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 20:53:12,227 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) [2022-10-15 20:53:12,249 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 [2022-10-15 20:53:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-15 20:53:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2022-10-15 20:53:12,389 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2022-10-15 20:53:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-15 20:53:12,389 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-15 20:53:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-15 20:53:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-15 20:53:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 20:53:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 20:53:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2022-10-15 20:53:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2022-10-15 20:53:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2022-10-15 20:53:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2022-10-15 20:53:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2022-10-15 20:53:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2022-10-15 20:53:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-15 20:53:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-15 20:53:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2022-10-15 20:53:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2022-10-15 20:53:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 20:53:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 20:53:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-15 20:53:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-15 20:53:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-10-15 20:53:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-10-15 20:53:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2022-10-15 20:53:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2022-10-15 20:53:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-15 20:53:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-15 20:53:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2022-10-15 20:53:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2022-10-15 20:53:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-15 20:53:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-15 20:53:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2022-10-15 20:53:12,395 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2022-10-15 20:53:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2022-10-15 20:53:12,395 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2022-10-15 20:53:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-10-15 20:53:12,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-10-15 20:53:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 20:53:12,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-15 20:53:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-15 20:53:12,396 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-15 20:53:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-15 20:53:12,397 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-15 20:53:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-10-15 20:53:12,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-10-15 20:53:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-15 20:53:12,397 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-15 20:53:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 20:53:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 20:53:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 20:53:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-15 20:53:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-15 20:53:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-10-15 20:53:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-10-15 20:53:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 20:53:12,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 20:53:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 20:53:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-15 20:53:12,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-15 20:53:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 20:53:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-15 20:53:12,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-15 20:53:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 20:53:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-15 20:53:12,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-15 20:53:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-15 20:53:12,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-15 20:53:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-15 20:53:12,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-15 20:53:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-15 20:53:12,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-15 20:53:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-15 20:53:12,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-15 20:53:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 20:53:12,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 20:53:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2022-10-15 20:53:12,402 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2022-10-15 20:53:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2022-10-15 20:53:12,402 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2022-10-15 20:53:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 20:53:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-15 20:53:12,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-15 20:53:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-15 20:53:12,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-15 20:53:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2022-10-15 20:53:12,404 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2022-10-15 20:53:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-15 20:53:12,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-15 20:53:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 20:53:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2022-10-15 20:53:12,404 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2022-10-15 20:53:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 20:53:12,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 20:53:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-15 20:53:12,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-15 20:53:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 20:53:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 20:53:12,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 20:53:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 20:53:12,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 20:53:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-15 20:53:12,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-15 20:53:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-15 20:53:12,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-15 20:53:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-15 20:53:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-15 20:53:12,407 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-15 20:53:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-15 20:53:12,407 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 20:53:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 20:53:12,407 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-15 20:53:12,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-15 20:53:12,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-15 20:53:12,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-15 20:53:12,408 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-15 20:53:12,408 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-15 20:53:12,408 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2022-10-15 20:53:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2022-10-15 20:53:12,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 20:53:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 20:53:12,409 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2022-10-15 20:53:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2022-10-15 20:53:12,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-15 20:53:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-15 20:53:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 20:53:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2022-10-15 20:53:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2022-10-15 20:53:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 20:53:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 20:53:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 20:53:12,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 20:53:12,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 20:53:12,411 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-15 20:53:12,411 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-15 20:53:12,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-15 20:53:12,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-15 20:53:12,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-15 20:53:12,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-15 20:53:12,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 20:53:12,412 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 20:53:12,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-15 20:53:12,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-15 20:53:12,413 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-15 20:53:12,413 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-15 20:53:12,413 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-15 20:53:12,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-15 20:53:12,413 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-15 20:53:12,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-15 20:53:12,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 20:53:12,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 20:53:12,414 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-15 20:53:12,414 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-15 20:53:12,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-10-15 20:53:12,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-10-15 20:53:12,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 20:53:12,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-15 20:53:12,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-15 20:53:12,415 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2022-10-15 20:53:12,415 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2022-10-15 20:53:12,415 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 20:53:12,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 20:53:12,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-15 20:53:12,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-15 20:53:12,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-15 20:53:12,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-15 20:53:12,416 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2022-10-15 20:53:12,416 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2022-10-15 20:53:12,416 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2022-10-15 20:53:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2022-10-15 20:53:12,417 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-15 20:53:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-15 20:53:12,417 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-15 20:53:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-15 20:53:12,417 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2022-10-15 20:53:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2022-10-15 20:53:12,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 20:53:12,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 20:53:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 20:53:12,418 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-15 20:53:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-15 20:53:12,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-15 20:53:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-15 20:53:12,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 20:53:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 20:53:12,419 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-10-15 20:53:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-10-15 20:53:12,419 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-15 20:53:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-15 20:53:12,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 20:53:12,420 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-10-15 20:53:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-10-15 20:53:12,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-15 20:53:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-15 20:53:12,420 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-15 20:53:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-15 20:53:12,421 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2022-10-15 20:53:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2022-10-15 20:53:13,406 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 20:53:13,415 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 20:53:14,120 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 20:53:21,875 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-15 20:53:22,242 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 20:53:22,284 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 20:53:22,285 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-15 20:53:22,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:53:22 BoogieIcfgContainer [2022-10-15 20:53:22,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 20:53:22,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 20:53:22,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 20:53:22,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 20:53:22,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:53:05" (1/3) ... [2022-10-15 20:53:22,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e6077b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:53:22, skipping insertion in model container [2022-10-15 20:53:22,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:53:11" (2/3) ... [2022-10-15 20:53:22,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e6077b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:53:22, skipping insertion in model container [2022-10-15 20:53:22,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:53:22" (3/3) ... [2022-10-15 20:53:22,308 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-15 20:53:22,342 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 20:53:22,343 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 142 error locations. [2022-10-15 20:53:22,519 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 20:53:22,531 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6230c9fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 20:53:22,531 INFO L358 AbstractCegarLoop]: Starting to check reachability of 142 error locations. [2022-10-15 20:53:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand has 2387 states, 1590 states have (on average 1.4150943396226414) internal successors, (2250), 1769 states have internal predecessors, (2250), 565 states have call successors, (565), 91 states have call predecessors, (565), 90 states have return successors, (559), 545 states have call predecessors, (559), 559 states have call successors, (559) [2022-10-15 20:53:22,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-15 20:53:22,605 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:53:22,606 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 20:53:22,607 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ethtool_cmd_speedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [happy_meal_initErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-15 20:53:22,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:53:22,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1244543313, now seen corresponding path program 1 times [2022-10-15 20:53:22,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:53:22,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149836126] [2022-10-15 20:53:22,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:53:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:53:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-15 20:53:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 20:53:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-15 20:53:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 20:53:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-15 20:53:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-15 20:53:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:23,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-15 20:53:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 20:53:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-15 20:53:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-15 20:53:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-15 20:53:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-10-15 20:53:24,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:53:24,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149836126] [2022-10-15 20:53:24,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149836126] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:53:24,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:53:24,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 20:53:24,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100502603] [2022-10-15 20:53:24,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:53:24,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 20:53:24,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:53:24,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 20:53:24,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 20:53:24,212 INFO L87 Difference]: Start difference. First operand has 2387 states, 1590 states have (on average 1.4150943396226414) internal successors, (2250), 1769 states have internal predecessors, (2250), 565 states have call successors, (565), 91 states have call predecessors, (565), 90 states have return successors, (559), 545 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-15 20:53:31,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:53:31,739 INFO L93 Difference]: Finished difference Result 6763 states and 9841 transitions. [2022-10-15 20:53:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 20:53:31,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 133 [2022-10-15 20:53:31,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:53:31,809 INFO L225 Difference]: With dead ends: 6763 [2022-10-15 20:53:31,809 INFO L226 Difference]: Without dead ends: 4299 [2022-10-15 20:53:31,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:53:31,861 INFO L413 NwaCegarLoop]: 3424 mSDtfsCounter, 3621 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 1690 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4090 SdHoareTripleChecker+Valid, 6498 SdHoareTripleChecker+Invalid, 4278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1690 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-10-15 20:53:31,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4090 Valid, 6498 Invalid, 4278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1690 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-10-15 20:53:31,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4299 states. [2022-10-15 20:53:32,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4299 to 4176. [2022-10-15 20:53:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 2877 states have (on average 1.3607924921793535) internal successors, (3915), 3075 states have internal predecessors, (3915), 1000 states have call successors, (1000), 173 states have call predecessors, (1000), 172 states have return successors, (1001), 969 states have call predecessors, (1001), 1000 states have call successors, (1001) [2022-10-15 20:53:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 5916 transitions. [2022-10-15 20:53:32,340 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 5916 transitions. Word has length 133 [2022-10-15 20:53:32,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:53:32,342 INFO L495 AbstractCegarLoop]: Abstraction has 4176 states and 5916 transitions. [2022-10-15 20:53:32,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-15 20:53:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 5916 transitions. [2022-10-15 20:53:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-15 20:53:32,348 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:53:32,349 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 20:53:32,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 20:53:32,350 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting is_quattro_pErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [happy_meal_initErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-15 20:53:32,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:53:32,351 INFO L85 PathProgramCache]: Analyzing trace with hash -662096670, now seen corresponding path program 1 times [2022-10-15 20:53:32,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:53:32,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971799236] [2022-10-15 20:53:32,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:53:32,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:53:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-15 20:53:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 20:53:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-15 20:53:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 20:53:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-15 20:53:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-15 20:53:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-15 20:53:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:32,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 20:53:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:33,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:33,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-15 20:53:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:33,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-15 20:53:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-10-15 20:53:33,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:53:33,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971799236] [2022-10-15 20:53:33,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971799236] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:53:33,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:53:33,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 20:53:33,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935543848] [2022-10-15 20:53:33,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:53:33,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 20:53:33,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:53:33,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 20:53:33,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 20:53:33,057 INFO L87 Difference]: Start difference. First operand 4176 states and 5916 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-10-15 20:53:39,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:53:39,331 INFO L93 Difference]: Finished difference Result 11374 states and 16148 transitions. [2022-10-15 20:53:39,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 20:53:39,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 133 [2022-10-15 20:53:39,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:53:39,412 INFO L225 Difference]: With dead ends: 11374 [2022-10-15 20:53:39,412 INFO L226 Difference]: Without dead ends: 7219 [2022-10-15 20:53:39,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:53:39,480 INFO L413 NwaCegarLoop]: 3651 mSDtfsCounter, 3156 mSDsluCounter, 3301 mSDsCounter, 0 mSdLazyCounter, 2494 mSolverCounterSat, 1392 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3584 SdHoareTripleChecker+Valid, 6952 SdHoareTripleChecker+Invalid, 3886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1392 IncrementalHoareTripleChecker+Valid, 2494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-10-15 20:53:39,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3584 Valid, 6952 Invalid, 3886 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1392 Valid, 2494 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-10-15 20:53:39,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7219 states. [2022-10-15 20:53:39,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7219 to 7082. [2022-10-15 20:53:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7082 states, 4928 states have (on average 1.3607954545454546) internal successors, (6706), 5180 states have internal predecessors, (6706), 1730 states have call successors, (1730), 298 states have call predecessors, (1730), 297 states have return successors, (1731), 1680 states have call predecessors, (1731), 1730 states have call successors, (1731) [2022-10-15 20:53:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7082 states to 7082 states and 10167 transitions. [2022-10-15 20:53:40,045 INFO L78 Accepts]: Start accepts. Automaton has 7082 states and 10167 transitions. Word has length 133 [2022-10-15 20:53:40,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:53:40,046 INFO L495 AbstractCegarLoop]: Abstraction has 7082 states and 10167 transitions. [2022-10-15 20:53:40,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-10-15 20:53:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 7082 states and 10167 transitions. [2022-10-15 20:53:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-15 20:53:40,049 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:53:40,050 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 20:53:40,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 20:53:40,050 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting happy_meal_tcvr_readErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [happy_meal_initErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, happy_meal_initErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 139 more)] === [2022-10-15 20:53:40,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:53:40,051 INFO L85 PathProgramCache]: Analyzing trace with hash -237482931, now seen corresponding path program 1 times [2022-10-15 20:53:40,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:53:40,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289670699] [2022-10-15 20:53:40,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:53:40,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:53:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-15 20:53:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 20:53:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-15 20:53:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 20:53:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-15 20:53:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-15 20:53:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-15 20:53:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 20:53:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-15 20:53:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-10-15 20:53:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 20:53:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 20:53:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-15 20:53:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-15 20:53:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:53:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-10-15 20:53:40,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:53:40,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289670699] [2022-10-15 20:53:40,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289670699] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:53:40,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:53:40,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 20:53:40,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049703282] [2022-10-15 20:53:40,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:53:40,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 20:53:40,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:53:40,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 20:53:40,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:53:40,821 INFO L87 Difference]: Start difference. First operand 7082 states and 10167 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 4 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) [2022-10-15 20:53:48,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:53:48,840 INFO L93 Difference]: Finished difference Result 19241 states and 27459 transitions. [2022-10-15 20:53:48,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-15 20:53:48,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 4 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) Word has length 138 [2022-10-15 20:53:48,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:53:48,962 INFO L225 Difference]: With dead ends: 19241 [2022-10-15 20:53:48,963 INFO L226 Difference]: Without dead ends: 12180 [2022-10-15 20:53:49,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-15 20:53:49,046 INFO L413 NwaCegarLoop]: 3299 mSDtfsCounter, 5055 mSDsluCounter, 3864 mSDsCounter, 0 mSdLazyCounter, 3041 mSolverCounterSat, 3144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5275 SdHoareTripleChecker+Valid, 7163 SdHoareTripleChecker+Invalid, 6185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3144 IncrementalHoareTripleChecker+Valid, 3041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-10-15 20:53:49,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5275 Valid, 7163 Invalid, 6185 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3144 Valid, 3041 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2022-10-15 20:53:49,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12180 states.