./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.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 ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:47:42,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:47:42,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:47:42,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:47:42,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:47:42,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:47:42,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:47:42,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:47:42,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:47:42,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:47:42,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:47:42,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:47:42,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:47:42,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:47:42,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:47:42,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:47:42,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:47:42,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:47:42,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:47:42,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:47:42,506 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:47:42,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:47:42,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:47:42,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:47:42,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:47:42,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:47:42,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:47:42,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:47:42,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:47:42,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:47:42,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:47:42,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:47:42,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:47:42,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:47:42,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:47:42,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:47:42,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:47:42,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:47:42,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:47:42,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:47:42,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:47:42,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:47:42,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:47:42,565 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:47:42,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:47:42,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:47:42,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:47:42,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:47:42,567 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:47:42,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:47:42,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:47:42,568 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:47:42,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:47:42,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:47:42,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:47:42,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:47:42,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:47:42,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:47:42,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:47:42,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:47:42,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:47:42,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:47:42,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:47:42,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:47:42,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:47:42,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:47:42,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:47:42,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:47:42,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:47:42,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:47:42,573 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:47:42,573 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:47:42,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:47:42,574 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 [2022-07-14 03:47:42,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:47:42,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:47:42,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:47:42,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:47:42,839 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:47:42,841 INFO L432 ainManager$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-3com-3c59x.cil.i [2022-07-14 03:47:42,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e4fa5e1/6c9ba2d1a3ec423095cddd32b7af3fb7/FLAG1f8b81d2d [2022-07-14 03:47:43,781 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:47:43,782 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-3com-3c59x.cil.i [2022-07-14 03:47:43,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e4fa5e1/6c9ba2d1a3ec423095cddd32b7af3fb7/FLAG1f8b81d2d [2022-07-14 03:47:43,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e4fa5e1/6c9ba2d1a3ec423095cddd32b7af3fb7 [2022-07-14 03:47:43,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:47:43,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:47:43,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:47:43,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:47:43,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:47:43,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:47:43" (1/1) ... [2022-07-14 03:47:43,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47262728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:43, skipping insertion in model container [2022-07-14 03:47:43,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:47:43" (1/1) ... [2022-07-14 03:47:43,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:47:44,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:47:48,496 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-3com-3c59x.cil.i[464872,464885] [2022-07-14 03:47:48,502 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-3com-3c59x.cil.i[465017,465030] [2022-07-14 03:47:48,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:47:48,646 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:47:49,103 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-3com-3c59x.cil.i[464872,464885] [2022-07-14 03:47:49,104 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-3com-3c59x.cil.i[465017,465030] [2022-07-14 03:47:49,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:47:49,420 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:47:49,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49 WrapperNode [2022-07-14 03:47:49,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:47:49,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:47:49,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:47:49,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:47:49,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:49,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:49,901 INFO L137 Inliner]: procedures = 567, calls = 4464, calls flagged for inlining = 273, calls inlined = 252, statements flattened = 9379 [2022-07-14 03:47:49,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:47:49,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:47:49,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:47:49,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:47:49,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:49,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:49,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:49,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:50,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:50,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:50,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:50,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:47:50,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:47:50,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:47:50,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:47:50,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (1/1) ... [2022-07-14 03:47:50,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:47:50,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:47:50,460 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) [2022-07-14 03:47:50,477 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 [2022-07-14 03:47:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 03:47:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 03:47:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 03:47:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 03:47:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-14 03:47:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-14 03:47:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2022-07-14 03:47:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2022-07-14 03:47:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2022-07-14 03:47:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2022-07-14 03:47:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 03:47:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 03:47:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2022-07-14 03:47:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2022-07-14 03:47:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:47:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:47:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 03:47:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 03:47:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2022-07-14 03:47:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2022-07-14 03:47:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2022-07-14 03:47:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2022-07-14 03:47:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-14 03:47:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-14 03:47:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2022-07-14 03:47:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2022-07-14 03:47:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 03:47:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 03:47:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-07-14 03:47:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-07-14 03:47:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2022-07-14 03:47:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2022-07-14 03:47:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2022-07-14 03:47:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2022-07-14 03:47:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-14 03:47:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-14 03:47:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-14 03:47:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-14 03:47:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 03:47:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 03:47:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2022-07-14 03:47:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2022-07-14 03:47:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2022-07-14 03:47:50,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2022-07-14 03:47:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2022-07-14 03:47:50,512 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2022-07-14 03:47:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 03:47:50,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 03:47:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:47:50,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:47:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 03:47:50,513 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 03:47:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-14 03:47:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-14 03:47:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 03:47:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 03:47:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-07-14 03:47:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-07-14 03:47:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 03:47:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 03:47:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:47:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:47:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-14 03:47:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-14 03:47:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 03:47:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 03:47:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 03:47:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 03:47:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:47:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2022-07-14 03:47:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2022-07-14 03:47:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-14 03:47:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-14 03:47:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 03:47:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 03:47:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2022-07-14 03:47:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2022-07-14 03:47:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 03:47:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 03:47:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2022-07-14 03:47:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2022-07-14 03:47:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:47:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2022-07-14 03:47:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2022-07-14 03:47:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-14 03:47:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-14 03:47:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2022-07-14 03:47:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2022-07-14 03:47:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 03:47:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 03:47:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-14 03:47:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-14 03:47:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 03:47:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 03:47:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:47:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2022-07-14 03:47:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2022-07-14 03:47:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:47:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:47:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:47:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2022-07-14 03:47:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2022-07-14 03:47:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-07-14 03:47:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-07-14 03:47:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 03:47:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 03:47:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:47:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:47:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 03:47:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 03:47:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 03:47:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 03:47:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 03:47:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 03:47:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 03:47:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 03:47:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2022-07-14 03:47:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2022-07-14 03:47:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2022-07-14 03:47:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2022-07-14 03:47:50,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-07-14 03:47:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-07-14 03:47:50,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-14 03:47:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-14 03:47:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2022-07-14 03:47:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2022-07-14 03:47:50,536 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 03:47:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 03:47:50,537 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2022-07-14 03:47:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2022-07-14 03:47:50,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:47:50,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 03:47:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 03:47:50,537 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-07-14 03:47:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-07-14 03:47:50,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 03:47:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 03:47:50,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 03:47:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 03:47:50,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-14 03:47:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-14 03:47:50,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-14 03:47:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-14 03:47:50,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:47:50,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:47:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:47:50,539 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 03:47:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 03:47:50,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:47:50,539 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-07-14 03:47:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-07-14 03:47:50,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:47:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:47:50,540 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 03:47:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 03:47:50,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 03:47:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 03:47:50,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 03:47:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 03:47:50,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 03:47:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 03:47:50,541 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2022-07-14 03:47:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2022-07-14 03:47:50,541 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 03:47:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 03:47:50,541 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2022-07-14 03:47:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2022-07-14 03:47:50,541 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-07-14 03:47:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-07-14 03:47:50,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 03:47:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 03:47:50,542 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2022-07-14 03:47:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2022-07-14 03:47:50,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2022-07-14 03:47:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2022-07-14 03:47:50,542 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-14 03:47:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-14 03:47:50,543 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2022-07-14 03:47:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2022-07-14 03:47:50,543 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:47:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:47:50,543 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 03:47:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 03:47:50,543 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2022-07-14 03:47:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2022-07-14 03:47:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 03:47:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 03:47:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2022-07-14 03:47:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2022-07-14 03:47:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2022-07-14 03:47:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2022-07-14 03:47:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-14 03:47:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-14 03:47:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2022-07-14 03:47:50,545 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2022-07-14 03:47:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-14 03:47:50,545 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-14 03:47:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2022-07-14 03:47:50,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2022-07-14 03:47:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2022-07-14 03:47:50,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2022-07-14 03:47:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-07-14 03:47:50,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-07-14 03:47:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:47:50,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:47:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2022-07-14 03:47:50,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2022-07-14 03:47:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:47:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:47:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:47:50,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:47:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 03:47:50,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 03:47:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-07-14 03:47:50,547 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-07-14 03:47:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 03:47:50,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 03:47:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 03:47:50,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 03:47:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-14 03:47:50,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-14 03:47:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 03:47:50,548 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 03:47:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-07-14 03:47:50,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-07-14 03:47:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:47:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2022-07-14 03:47:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2022-07-14 03:47:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-14 03:47:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-14 03:47:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 03:47:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 03:47:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:47:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2022-07-14 03:47:50,550 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2022-07-14 03:47:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2022-07-14 03:47:50,550 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2022-07-14 03:47:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:47:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-14 03:47:50,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-14 03:47:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-14 03:47:50,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-14 03:47:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 03:47:50,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 03:47:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:47:50,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:47:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-14 03:47:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-14 03:47:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-07-14 03:47:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-07-14 03:47:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2022-07-14 03:47:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2022-07-14 03:47:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2022-07-14 03:47:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2022-07-14 03:47:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-14 03:47:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-14 03:47:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-14 03:47:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-14 03:47:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2022-07-14 03:47:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2022-07-14 03:47:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2022-07-14 03:47:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2022-07-14 03:47:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 03:47:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 03:47:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 03:47:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 03:47:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-14 03:47:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-14 03:47:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2022-07-14 03:47:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2022-07-14 03:47:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:47:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:47:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2022-07-14 03:47:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2022-07-14 03:47:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:47:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2022-07-14 03:47:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2022-07-14 03:47:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-14 03:47:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-14 03:47:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 03:47:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 03:47:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:47:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:47:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2022-07-14 03:47:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2022-07-14 03:47:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2022-07-14 03:47:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2022-07-14 03:47:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-14 03:47:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-14 03:47:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2022-07-14 03:47:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2022-07-14 03:47:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-14 03:47:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-14 03:47:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2022-07-14 03:47:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2022-07-14 03:47:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2022-07-14 03:47:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2022-07-14 03:47:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:47:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:47:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 03:47:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 03:47:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-07-14 03:47:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-07-14 03:47:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 03:47:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 03:47:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2022-07-14 03:47:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2022-07-14 03:47:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 03:47:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 03:47:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2022-07-14 03:47:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2022-07-14 03:47:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2022-07-14 03:47:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2022-07-14 03:47:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:47:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:47:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:47:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-14 03:47:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-14 03:47:51,674 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:47:51,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:47:52,931 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:47:58,587 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:47:58,702 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:47:58,735 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:47:58,735 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 03:47:58,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:47:58 BoogieIcfgContainer [2022-07-14 03:47:58,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:47:58,744 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:47:58,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:47:58,748 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:47:58,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:47:43" (1/3) ... [2022-07-14 03:47:58,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d78fe11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:47:58, skipping insertion in model container [2022-07-14 03:47:58,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:49" (2/3) ... [2022-07-14 03:47:58,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d78fe11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:47:58, skipping insertion in model container [2022-07-14 03:47:58,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:47:58" (3/3) ... [2022-07-14 03:47:58,751 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2022-07-14 03:47:58,766 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:47:58,766 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 03:47:58,904 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:47:58,910 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=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6c072b2b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@34dc9442 [2022-07-14 03:47:58,911 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 03:47:58,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 3242 states, 2288 states have (on average 1.375) internal successors, (3146), 2357 states have internal predecessors, (3146), 803 states have call successors, (803), 151 states have call predecessors, (803), 150 states have return successors, (794), 779 states have call predecessors, (794), 794 states have call successors, (794) [2022-07-14 03:47:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-14 03:47:58,992 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:47:58,994 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:47:58,994 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:47:59,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:47:59,001 INFO L85 PathProgramCache]: Analyzing trace with hash 193301742, now seen corresponding path program 1 times [2022-07-14 03:47:59,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:47:59,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406510070] [2022-07-14 03:47:59,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:47:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:47:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 03:48:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 03:48:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-07-14 03:48:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 03:48:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1329 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2022-07-14 03:48:00,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:00,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406510070] [2022-07-14 03:48:00,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406510070] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:00,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:00,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:48:00,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283305042] [2022-07-14 03:48:00,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:00,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:48:00,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:00,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:48:00,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:48:00,683 INFO L87 Difference]: Start difference. First operand has 3242 states, 2288 states have (on average 1.375) internal successors, (3146), 2357 states have internal predecessors, (3146), 803 states have call successors, (803), 151 states have call predecessors, (803), 150 states have return successors, (794), 779 states have call predecessors, (794), 794 states have call successors, (794) Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:48:07,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:07,192 INFO L93 Difference]: Finished difference Result 9558 states and 14241 transitions. [2022-07-14 03:48:07,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:48:07,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 256 [2022-07-14 03:48:07,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:07,272 INFO L225 Difference]: With dead ends: 9558 [2022-07-14 03:48:07,272 INFO L226 Difference]: Without dead ends: 6232 [2022-07-14 03:48:07,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:07,310 INFO L413 NwaCegarLoop]: 4957 mSDtfsCounter, 5178 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 3322 mSolverCounterSat, 2262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5874 SdHoareTripleChecker+Valid, 10140 SdHoareTripleChecker+Invalid, 5584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2262 IncrementalHoareTripleChecker+Valid, 3322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:07,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5874 Valid, 10140 Invalid, 5584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2262 Valid, 3322 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-14 03:48:07,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6232 states. [2022-07-14 03:48:07,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6232 to 6189. [2022-07-14 03:48:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6189 states, 4416 states have (on average 1.3435235507246377) internal successors, (5933), 4550 states have internal predecessors, (5933), 1479 states have call successors, (1479), 293 states have call predecessors, (1479), 293 states have return successors, (1479), 1448 states have call predecessors, (1479), 1479 states have call successors, (1479) [2022-07-14 03:48:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6189 states to 6189 states and 8891 transitions. [2022-07-14 03:48:07,733 INFO L78 Accepts]: Start accepts. Automaton has 6189 states and 8891 transitions. Word has length 256 [2022-07-14 03:48:07,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:07,738 INFO L495 AbstractCegarLoop]: Abstraction has 6189 states and 8891 transitions. [2022-07-14 03:48:07,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:48:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 6189 states and 8891 transitions. [2022-07-14 03:48:07,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-07-14 03:48:07,749 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:07,753 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:48:07,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:48:07,753 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:07,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:07,754 INFO L85 PathProgramCache]: Analyzing trace with hash 592188440, now seen corresponding path program 1 times [2022-07-14 03:48:07,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:07,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231525316] [2022-07-14 03:48:07,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:07,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 03:48:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 03:48:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-14 03:48:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-14 03:48:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1329 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2022-07-14 03:48:08,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:08,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231525316] [2022-07-14 03:48:08,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231525316] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:08,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:08,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:48:08,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817059421] [2022-07-14 03:48:08,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:08,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:48:08,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:08,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:48:08,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:48:08,514 INFO L87 Difference]: Start difference. First operand 6189 states and 8891 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:48:15,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:15,004 INFO L93 Difference]: Finished difference Result 18157 states and 26183 transitions. [2022-07-14 03:48:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:48:15,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 257 [2022-07-14 03:48:15,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:15,095 INFO L225 Difference]: With dead ends: 18157 [2022-07-14 03:48:15,096 INFO L226 Difference]: Without dead ends: 12007 [2022-07-14 03:48:15,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:15,136 INFO L413 NwaCegarLoop]: 5790 mSDtfsCounter, 4730 mSDsluCounter, 5533 mSDsCounter, 0 mSdLazyCounter, 3275 mSolverCounterSat, 1910 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5394 SdHoareTripleChecker+Valid, 11323 SdHoareTripleChecker+Invalid, 5185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1910 IncrementalHoareTripleChecker+Valid, 3275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:15,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5394 Valid, 11323 Invalid, 5185 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1910 Valid, 3275 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-14 03:48:15,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12007 states. [2022-07-14 03:48:15,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12007 to 11923. [2022-07-14 03:48:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11923 states, 8495 states have (on average 1.3437316068275456) internal successors, (11415), 8763 states have internal predecessors, (11415), 2850 states have call successors, (2850), 577 states have call predecessors, (2850), 577 states have return successors, (2850), 2787 states have call predecessors, (2850), 2850 states have call successors, (2850) [2022-07-14 03:48:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11923 states to 11923 states and 17115 transitions. [2022-07-14 03:48:15,811 INFO L78 Accepts]: Start accepts. Automaton has 11923 states and 17115 transitions. Word has length 257 [2022-07-14 03:48:15,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:15,813 INFO L495 AbstractCegarLoop]: Abstraction has 11923 states and 17115 transitions. [2022-07-14 03:48:15,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:48:15,814 INFO L276 IsEmpty]: Start isEmpty. Operand 11923 states and 17115 transitions. [2022-07-14 03:48:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-07-14 03:48:15,827 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:15,828 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 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] [2022-07-14 03:48:15,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:48:15,828 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:15,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:15,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1241969718, now seen corresponding path program 1 times [2022-07-14 03:48:15,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:15,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474946064] [2022-07-14 03:48:15,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:15,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-07-14 03:48:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:48:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 03:48:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:48:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:48:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-14 03:48:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 03:48:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2022-07-14 03:48:16,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:16,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474946064] [2022-07-14 03:48:16,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474946064] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:16,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:16,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:48:16,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743607820] [2022-07-14 03:48:16,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:16,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:48:16,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:16,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:48:16,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:16,463 INFO L87 Difference]: Start difference. First operand 11923 states and 17115 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 4 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-07-14 03:48:28,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:28,197 INFO L93 Difference]: Finished difference Result 35395 states and 51077 transitions. [2022-07-14 03:48:28,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:48:28,197 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 4 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 269 [2022-07-14 03:48:28,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:28,384 INFO L225 Difference]: With dead ends: 35395 [2022-07-14 03:48:28,384 INFO L226 Difference]: Without dead ends: 23511 [2022-07-14 03:48:28,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-14 03:48:28,475 INFO L413 NwaCegarLoop]: 4408 mSDtfsCounter, 8527 mSDsluCounter, 3775 mSDsCounter, 0 mSdLazyCounter, 6822 mSolverCounterSat, 5113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9011 SdHoareTripleChecker+Valid, 8183 SdHoareTripleChecker+Invalid, 11935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5113 IncrementalHoareTripleChecker+Valid, 6822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:28,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9011 Valid, 8183 Invalid, 11935 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5113 Valid, 6822 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2022-07-14 03:48:28,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23511 states. [2022-07-14 03:48:29,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23511 to 23345. [2022-07-14 03:48:29,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23345 states, 16621 states have (on average 1.341977017026653) internal successors, (22305), 17169 states have internal predecessors, (22305), 5571 states have call successors, (5571), 1146 states have call predecessors, (5571), 1152 states have return successors, (5754), 5419 states have call predecessors, (5754), 5571 states have call successors, (5754) [2022-07-14 03:48:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23345 states to 23345 states and 33630 transitions. [2022-07-14 03:48:29,675 INFO L78 Accepts]: Start accepts. Automaton has 23345 states and 33630 transitions. Word has length 269 [2022-07-14 03:48:29,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:29,677 INFO L495 AbstractCegarLoop]: Abstraction has 23345 states and 33630 transitions. [2022-07-14 03:48:29,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 4 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-07-14 03:48:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 23345 states and 33630 transitions. [2022-07-14 03:48:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-07-14 03:48:29,693 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:29,693 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 17, 17, 17, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:48:29,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:48:29,694 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:29,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:29,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1665766251, now seen corresponding path program 1 times [2022-07-14 03:48:29,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:29,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309790535] [2022-07-14 03:48:29,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:29,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-14 03:48:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:48:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:48:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:48:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-14 03:48:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 03:48:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-14 03:48:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:30,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1341 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1341 trivial. 0 not checked. [2022-07-14 03:48:30,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:30,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309790535] [2022-07-14 03:48:30,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309790535] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:30,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:30,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:48:30,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807399806] [2022-07-14 03:48:30,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:30,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:48:30,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:30,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:48:30,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:48:30,308 INFO L87 Difference]: Start difference. First operand 23345 states and 33630 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-14 03:48:36,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:36,346 INFO L93 Difference]: Finished difference Result 69482 states and 100346 transitions. [2022-07-14 03:48:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:48:36,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 284 [2022-07-14 03:48:36,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:36,660 INFO L225 Difference]: With dead ends: 69482 [2022-07-14 03:48:36,660 INFO L226 Difference]: Without dead ends: 46176 [2022-07-14 03:48:36,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:36,796 INFO L413 NwaCegarLoop]: 5973 mSDtfsCounter, 4812 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 3205 mSolverCounterSat, 1891 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5494 SdHoareTripleChecker+Valid, 11634 SdHoareTripleChecker+Invalid, 5096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1891 IncrementalHoareTripleChecker+Valid, 3205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:36,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5494 Valid, 11634 Invalid, 5096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1891 Valid, 3205 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 03:48:36,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46176 states. [2022-07-14 03:48:38,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46176 to 45870. [2022-07-14 03:48:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45870 states, 32678 states have (on average 1.340963339249648) internal successors, (43820), 33779 states have internal predecessors, (43820), 10915 states have call successors, (10915), 2264 states have call predecessors, (10915), 2276 states have return successors, (11271), 10605 states have call predecessors, (11271), 10915 states have call successors, (11271) [2022-07-14 03:48:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45870 states to 45870 states and 66006 transitions. [2022-07-14 03:48:39,243 INFO L78 Accepts]: Start accepts. Automaton has 45870 states and 66006 transitions. Word has length 284 [2022-07-14 03:48:39,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:39,245 INFO L495 AbstractCegarLoop]: Abstraction has 45870 states and 66006 transitions. [2022-07-14 03:48:39,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-14 03:48:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 45870 states and 66006 transitions. [2022-07-14 03:48:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-07-14 03:48:39,264 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:39,264 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 17, 17, 17, 17, 17, 17, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:48:39,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 03:48:39,265 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:39,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:39,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1364802546, now seen corresponding path program 1 times [2022-07-14 03:48:39,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:39,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283269468] [2022-07-14 03:48:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-07-14 03:48:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:48:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-14 03:48:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:48:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:48:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-14 03:48:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-14 03:48:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-07-14 03:48:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-14 03:48:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2022-07-14 03:48:39,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:39,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283269468] [2022-07-14 03:48:39,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283269468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:39,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:39,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:48:39,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989975064] [2022-07-14 03:48:39,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:39,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:48:39,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:39,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:48:39,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:48:39,801 INFO L87 Difference]: Start difference. First operand 45870 states and 66006 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-14 03:48:46,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:46,390 INFO L93 Difference]: Finished difference Result 108874 states and 155966 transitions. [2022-07-14 03:48:46,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:48:46,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 304 [2022-07-14 03:48:46,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:46,768 INFO L225 Difference]: With dead ends: 108874 [2022-07-14 03:48:46,769 INFO L226 Difference]: Without dead ends: 63043 [2022-07-14 03:48:46,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:46,986 INFO L413 NwaCegarLoop]: 5266 mSDtfsCounter, 4280 mSDsluCounter, 5345 mSDsCounter, 0 mSdLazyCounter, 3032 mSolverCounterSat, 1804 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4877 SdHoareTripleChecker+Valid, 10611 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1804 IncrementalHoareTripleChecker+Valid, 3032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:46,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4877 Valid, 10611 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1804 Valid, 3032 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-14 03:48:47,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63043 states. [2022-07-14 03:48:49,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63043 to 62689. [2022-07-14 03:48:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62689 states, 44485 states have (on average 1.3360008991794987) internal successors, (59432), 45907 states have internal predecessors, (59432), 14723 states have call successors, (14723), 3468 states have call predecessors, (14723), 3480 states have return successors, (15099), 14336 states have call predecessors, (15099), 14723 states have call successors, (15099) [2022-07-14 03:48:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62689 states to 62689 states and 89254 transitions. [2022-07-14 03:48:50,130 INFO L78 Accepts]: Start accepts. Automaton has 62689 states and 89254 transitions. Word has length 304 [2022-07-14 03:48:50,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:50,131 INFO L495 AbstractCegarLoop]: Abstraction has 62689 states and 89254 transitions. [2022-07-14 03:48:50,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-14 03:48:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 62689 states and 89254 transitions. [2022-07-14 03:48:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-07-14 03:48:50,461 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:50,461 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:48:50,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 03:48:50,462 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:50,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:50,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1704077765, now seen corresponding path program 1 times [2022-07-14 03:48:50,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:50,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486168786] [2022-07-14 03:48:50,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:50,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:50,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:48:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:48:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:48:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:48:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:48:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 03:48:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 03:48:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-14 03:48:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 03:48:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-14 03:48:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:48:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:48:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-14 03:48:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-14 03:48:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 03:48:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 03:48:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:51,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2022-07-14 03:48:51,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:51,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486168786] [2022-07-14 03:48:51,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486168786] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:51,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:51,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:48:51,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887418611] [2022-07-14 03:48:51,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:51,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:48:51,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:51,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:48:51,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:48:51,215 INFO L87 Difference]: Start difference. First operand 62689 states and 89254 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2022-07-14 03:49:03,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:49:03,624 INFO L93 Difference]: Finished difference Result 173747 states and 247371 transitions. [2022-07-14 03:49:03,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:49:03,624 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) Word has length 335 [2022-07-14 03:49:03,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:49:04,284 INFO L225 Difference]: With dead ends: 173747 [2022-07-14 03:49:04,284 INFO L226 Difference]: Without dead ends: 111097 [2022-07-14 03:49:04,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-14 03:49:04,501 INFO L413 NwaCegarLoop]: 4322 mSDtfsCounter, 8178 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 6796 mSolverCounterSat, 4980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8672 SdHoareTripleChecker+Valid, 7997 SdHoareTripleChecker+Invalid, 11776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4980 IncrementalHoareTripleChecker+Valid, 6796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:49:04,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8672 Valid, 7997 Invalid, 11776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4980 Valid, 6796 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2022-07-14 03:49:04,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111097 states. [2022-07-14 03:49:07,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111097 to 110381. [2022-07-14 03:49:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110381 states, 78220 states have (on average 1.3350421886985426) internal successors, (104427), 80629 states have internal predecessors, (104427), 25736 states have call successors, (25736), 6414 states have call predecessors, (25736), 6424 states have return successors, (26444), 25032 states have call predecessors, (26444), 25736 states have call successors, (26444) [2022-07-14 03:49:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110381 states to 110381 states and 156607 transitions. [2022-07-14 03:49:09,065 INFO L78 Accepts]: Start accepts. Automaton has 110381 states and 156607 transitions. Word has length 335 [2022-07-14 03:49:09,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:49:09,065 INFO L495 AbstractCegarLoop]: Abstraction has 110381 states and 156607 transitions. [2022-07-14 03:49:09,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2022-07-14 03:49:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 110381 states and 156607 transitions. [2022-07-14 03:49:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-07-14 03:49:09,079 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:49:09,079 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 17, 17, 17, 17, 17, 17, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:49:09,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 03:49:09,080 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:49:09,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:49:09,080 INFO L85 PathProgramCache]: Analyzing trace with hash -307776352, now seen corresponding path program 1 times [2022-07-14 03:49:09,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:49:09,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163452231] [2022-07-14 03:49:09,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:49:09,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:49:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:49:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:49:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:49:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:49:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:49:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:49:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:49:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:49:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:49:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:49:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:49:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:49:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:49:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:49:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:49:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:49:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:49:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:49:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-07-14 03:49:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-14 03:49:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-14 03:49:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-07-14 03:49:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-14 03:49:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:49:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-14 03:49:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:49:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-14 03:49:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 03:49:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-14 03:49:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1549 trivial. 0 not checked. [2022-07-14 03:49:09,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:49:09,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163452231] [2022-07-14 03:49:09,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163452231] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:49:09,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:49:09,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:49:09,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044266192] [2022-07-14 03:49:09,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:49:09,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:49:09,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:49:09,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:49:09,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:49:09,753 INFO L87 Difference]: Start difference. First operand 110381 states and 156607 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-07-14 03:49:19,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:49:19,029 INFO L93 Difference]: Finished difference Result 269826 states and 383288 transitions. [2022-07-14 03:49:19,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:49:19,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 327 [2022-07-14 03:49:19,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:49:20,347 INFO L225 Difference]: With dead ends: 269826 [2022-07-14 03:49:20,348 INFO L226 Difference]: Without dead ends: 159603 [2022-07-14 03:49:20,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:49:20,702 INFO L413 NwaCegarLoop]: 8235 mSDtfsCounter, 4275 mSDsluCounter, 7035 mSDsCounter, 0 mSdLazyCounter, 3245 mSolverCounterSat, 1463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4946 SdHoareTripleChecker+Valid, 15270 SdHoareTripleChecker+Invalid, 4708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1463 IncrementalHoareTripleChecker+Valid, 3245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:49:20,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4946 Valid, 15270 Invalid, 4708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1463 Valid, 3245 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-14 03:49:20,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159603 states. [2022-07-14 03:49:25,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159603 to 158613. [2022-07-14 03:49:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158613 states, 112255 states have (on average 1.3326087924814038) internal successors, (149592), 115705 states have internal predecessors, (149592), 36995 states have call successors, (36995), 9350 states have call predecessors, (36995), 9362 states have return successors, (37979), 35979 states have call predecessors, (37979), 36995 states have call successors, (37979) [2022-07-14 03:49:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158613 states to 158613 states and 224566 transitions. [2022-07-14 03:49:27,005 INFO L78 Accepts]: Start accepts. Automaton has 158613 states and 224566 transitions. Word has length 327 [2022-07-14 03:49:27,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:49:27,006 INFO L495 AbstractCegarLoop]: Abstraction has 158613 states and 224566 transitions. [2022-07-14 03:49:27,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-07-14 03:49:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 158613 states and 224566 transitions. [2022-07-14 03:49:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-07-14 03:49:27,032 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:49:27,033 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 17, 17, 17, 17, 17, 17, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:49:27,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 03:49:27,034 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:49:27,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:49:27,034 INFO L85 PathProgramCache]: Analyzing trace with hash -123706751, now seen corresponding path program 1 times [2022-07-14 03:49:27,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:49:27,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493351511] [2022-07-14 03:49:27,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:49:27,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:49:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:49:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:49:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:49:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:49:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:49:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:49:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:49:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:49:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:49:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:49:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:49:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:49:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:49:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:49:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:49:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:49:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:49:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 03:49:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-07-14 03:49:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-14 03:49:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-14 03:49:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 03:49:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-14 03:49:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-14 03:49:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-07-14 03:49:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-07-14 03:49:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-14 03:49:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:49:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 03:49:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-07-14 03:49:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-07-14 03:49:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 03:49:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1711 trivial. 0 not checked. [2022-07-14 03:49:27,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:49:27,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493351511] [2022-07-14 03:49:27,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493351511] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:49:27,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:49:27,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:49:27,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230037051] [2022-07-14 03:49:27,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:49:27,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:49:27,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:49:27,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:49:27,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:49:27,762 INFO L87 Difference]: Start difference. First operand 158613 states and 224566 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-14 03:49:40,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:49:40,122 INFO L93 Difference]: Finished difference Result 422195 states and 600357 transitions. [2022-07-14 03:49:40,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:49:40,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 365 [2022-07-14 03:49:40,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:49:41,845 INFO L225 Difference]: With dead ends: 422195 [2022-07-14 03:49:41,845 INFO L226 Difference]: Without dead ends: 263740 [2022-07-14 03:49:42,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:49:42,463 INFO L413 NwaCegarLoop]: 7962 mSDtfsCounter, 4490 mSDsluCounter, 6919 mSDsCounter, 0 mSdLazyCounter, 3204 mSolverCounterSat, 1508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5178 SdHoareTripleChecker+Valid, 14881 SdHoareTripleChecker+Invalid, 4712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1508 IncrementalHoareTripleChecker+Valid, 3204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:49:42,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5178 Valid, 14881 Invalid, 4712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1508 Valid, 3204 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-14 03:49:43,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263740 states.