./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.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 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:19:23,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:19:23,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:19:23,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:19:23,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:19:23,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:19:23,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:19:23,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:19:23,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:19:23,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:19:23,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:19:23,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:19:23,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:19:23,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:19:23,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:19:23,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:19:23,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:19:23,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:19:23,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:19:23,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:19:23,288 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:19:23,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:19:23,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:19:23,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:19:23,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:19:23,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:19:23,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:19:23,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:19:23,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:19:23,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:19:23,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:19:23,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:19:23,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:19:23,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:19:23,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:19:23,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:19:23,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:19:23,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:19:23,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:19:23,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:19:23,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:19:23,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:19:23,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 13:19:23,326 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:19:23,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:19:23,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:19:23,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:19:23,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:19:23,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:19:23,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:19:23,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:19:23,328 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:19:23,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:19:23,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 13:19:23,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:19:23,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:19:23,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:19:23,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:19:23,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:19:23,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:19:23,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:19:23,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:19:23,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:19:23,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:19:23,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:19:23,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:19:23,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:19:23,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:19:23,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 13:19:23,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 13:19:23,332 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:19:23,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:19:23,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:19:23,332 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 [2022-07-21 13:19:23,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:19:23,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:19:23,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:19:23,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:19:23,618 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:19:23,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-07-21 13:19:23,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f403feb90/25bac0839fdf4fa3b009800be0e7fa28/FLAG520e8cca4 [2022-07-21 13:19:24,405 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:19:24,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-07-21 13:19:24,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f403feb90/25bac0839fdf4fa3b009800be0e7fa28/FLAG520e8cca4 [2022-07-21 13:19:24,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f403feb90/25bac0839fdf4fa3b009800be0e7fa28 [2022-07-21 13:19:24,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:19:24,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:19:24,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:19:24,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:19:24,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:19:24,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:19:24" (1/1) ... [2022-07-21 13:19:24,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4fbe14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:24, skipping insertion in model container [2022-07-21 13:19:24,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:19:24" (1/1) ... [2022-07-21 13:19:24,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:19:24,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:19:29,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2022-07-21 13:19:29,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2022-07-21 13:19:29,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:19:29,739 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:19:30,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2022-07-21 13:19:30,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2022-07-21 13:19:30,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:19:30,692 INFO L208 MainTranslator]: Completed translation [2022-07-21 13:19:30,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30 WrapperNode [2022-07-21 13:19:30,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 13:19:30,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 13:19:30,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 13:19:30,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 13:19:30,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:30,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,119 INFO L137 Inliner]: procedures = 821, calls = 5783, calls flagged for inlining = 428, calls inlined = 368, statements flattened = 11732 [2022-07-21 13:19:31,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 13:19:31,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 13:19:31,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 13:19:31,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 13:19:31,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 13:19:31,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 13:19:31,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 13:19:31,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 13:19:31,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (1/1) ... [2022-07-21 13:19:31,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:19:31,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 13:19:31,623 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) [2022-07-21 13:19:31,641 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 [2022-07-21 13:19:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-21 13:19:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-21 13:19:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2022-07-21 13:19:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2022-07-21 13:19:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2022-07-21 13:19:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2022-07-21 13:19:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2022-07-21 13:19:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2022-07-21 13:19:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2022-07-21 13:19:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2022-07-21 13:19:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2022-07-21 13:19:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2022-07-21 13:19:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-21 13:19:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-21 13:19:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-21 13:19:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-21 13:19:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-21 13:19:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-21 13:19:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2022-07-21 13:19:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2022-07-21 13:19:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-21 13:19:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-21 13:19:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-21 13:19:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-21 13:19:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-07-21 13:19:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-07-21 13:19:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-21 13:19:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-21 13:19:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 13:19:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 13:19:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2022-07-21 13:19:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2022-07-21 13:19:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-21 13:19:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-21 13:19:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-21 13:19:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-21 13:19:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-07-21 13:19:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-07-21 13:19:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2022-07-21 13:19:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2022-07-21 13:19:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 13:19:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 13:19:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2022-07-21 13:19:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2022-07-21 13:19:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 13:19:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 13:19:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 13:19:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 13:19:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2022-07-21 13:19:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2022-07-21 13:19:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 13:19:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2022-07-21 13:19:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2022-07-21 13:19:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2022-07-21 13:19:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2022-07-21 13:19:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-21 13:19:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-21 13:19:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 13:19:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 13:19:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-21 13:19:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-21 13:19:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-21 13:19:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-21 13:19:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-21 13:19:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-21 13:19:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-21 13:19:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-21 13:19:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-07-21 13:19:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-07-21 13:19:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-07-21 13:19:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-07-21 13:19:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 13:19:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-21 13:19:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-21 13:19:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-21 13:19:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-21 13:19:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2022-07-21 13:19:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2022-07-21 13:19:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-21 13:19:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-21 13:19:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-21 13:19:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-21 13:19:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-21 13:19:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-21 13:19:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-07-21 13:19:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-07-21 13:19:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-21 13:19:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-21 13:19:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-21 13:19:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-21 13:19:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 13:19:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2022-07-21 13:19:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2022-07-21 13:19:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2022-07-21 13:19:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2022-07-21 13:19:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2022-07-21 13:19:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2022-07-21 13:19:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 13:19:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 13:19:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 13:19:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 13:19:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 13:19:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 13:19:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2022-07-21 13:19:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2022-07-21 13:19:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-21 13:19:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-21 13:19:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-07-21 13:19:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-07-21 13:19:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2022-07-21 13:19:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2022-07-21 13:19:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-21 13:19:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-21 13:19:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-21 13:19:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-21 13:19:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2022-07-21 13:19:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2022-07-21 13:19:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-21 13:19:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-21 13:19:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2022-07-21 13:19:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2022-07-21 13:19:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-21 13:19:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-21 13:19:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2022-07-21 13:19:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2022-07-21 13:19:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 13:19:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 13:19:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2022-07-21 13:19:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2022-07-21 13:19:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 13:19:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 13:19:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2022-07-21 13:19:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2022-07-21 13:19:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-21 13:19:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-21 13:19:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 13:19:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-21 13:19:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-21 13:19:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-21 13:19:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-21 13:19:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-07-21 13:19:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-07-21 13:19:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-21 13:19:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-21 13:19:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2022-07-21 13:19:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2022-07-21 13:19:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-21 13:19:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2022-07-21 13:19:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2022-07-21 13:19:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-21 13:19:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-21 13:19:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2022-07-21 13:19:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2022-07-21 13:19:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2022-07-21 13:19:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2022-07-21 13:19:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-21 13:19:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-21 13:19:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-21 13:19:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-21 13:19:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-21 13:19:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-21 13:19:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2022-07-21 13:19:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2022-07-21 13:19:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 13:19:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 13:19:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-21 13:19:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-21 13:19:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-21 13:19:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-21 13:19:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2022-07-21 13:19:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2022-07-21 13:19:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-21 13:19:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-21 13:19:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2022-07-21 13:19:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2022-07-21 13:19:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2022-07-21 13:19:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2022-07-21 13:19:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2022-07-21 13:19:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2022-07-21 13:19:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2022-07-21 13:19:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2022-07-21 13:19:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 13:19:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 13:19:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 13:19:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 13:19:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2022-07-21 13:19:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2022-07-21 13:19:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-21 13:19:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-21 13:19:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-07-21 13:19:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-07-21 13:19:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-21 13:19:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-21 13:19:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-07-21 13:19:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-07-21 13:19:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 13:19:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 13:19:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_103 [2022-07-21 13:19:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_103 [2022-07-21 13:19:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-07-21 13:19:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-07-21 13:19:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-21 13:19:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-21 13:19:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2022-07-21 13:19:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2022-07-21 13:19:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-21 13:19:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-21 13:19:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-21 13:19:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-21 13:19:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2022-07-21 13:19:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2022-07-21 13:19:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-21 13:19:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-21 13:19:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 13:19:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2022-07-21 13:19:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2022-07-21 13:19:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 13:19:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 13:19:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-07-21 13:19:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-07-21 13:19:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-21 13:19:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-21 13:19:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-07-21 13:19:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-07-21 13:19:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-21 13:19:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-21 13:19:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-07-21 13:19:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-07-21 13:19:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-21 13:19:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-21 13:19:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2022-07-21 13:19:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2022-07-21 13:19:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2022-07-21 13:19:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2022-07-21 13:19:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-21 13:19:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-21 13:19:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 13:19:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 13:19:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-21 13:19:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-21 13:19:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2022-07-21 13:19:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2022-07-21 13:19:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 13:19:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 13:19:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-21 13:19:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-21 13:19:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2022-07-21 13:19:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2022-07-21 13:19:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-07-21 13:19:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-07-21 13:19:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2022-07-21 13:19:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2022-07-21 13:19:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-07-21 13:19:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-07-21 13:19:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-07-21 13:19:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-07-21 13:19:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 13:19:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 13:19:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2022-07-21 13:19:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2022-07-21 13:19:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-21 13:19:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-21 13:19:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2022-07-21 13:19:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-21 13:19:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 13:19:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2022-07-21 13:19:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-21 13:19:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-21 13:19:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2022-07-21 13:19:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2022-07-21 13:19:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-21 13:19:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-21 13:19:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-21 13:19:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-21 13:19:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-21 13:19:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-21 13:19:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2022-07-21 13:19:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-21 13:19:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-21 13:19:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-21 13:19:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-21 13:19:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 13:19:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 13:19:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-21 13:19:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-21 13:19:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-21 13:19:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-21 13:19:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2022-07-21 13:19:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2022-07-21 13:19:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-21 13:19:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-21 13:19:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2022-07-21 13:19:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2022-07-21 13:19:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2022-07-21 13:19:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2022-07-21 13:19:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:19:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:19:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-07-21 13:19:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-07-21 13:19:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 13:19:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 13:19:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-21 13:19:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-21 13:19:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-21 13:19:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-21 13:19:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2022-07-21 13:19:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2022-07-21 13:19:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2022-07-21 13:19:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2022-07-21 13:19:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-21 13:19:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-21 13:19:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2022-07-21 13:19:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2022-07-21 13:19:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-07-21 13:19:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-07-21 13:19:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-21 13:19:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-21 13:19:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-07-21 13:19:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-07-21 13:19:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 13:19:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 13:19:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 13:19:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2022-07-21 13:19:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2022-07-21 13:19:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2022-07-21 13:19:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2022-07-21 13:19:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-21 13:19:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-21 13:19:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2022-07-21 13:19:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2022-07-21 13:19:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2022-07-21 13:19:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2022-07-21 13:19:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-21 13:19:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-21 13:19:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2022-07-21 13:19:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2022-07-21 13:19:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-21 13:19:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-21 13:19:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-21 13:19:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-21 13:19:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2022-07-21 13:19:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2022-07-21 13:19:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2022-07-21 13:19:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2022-07-21 13:19:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-21 13:19:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-21 13:19:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-07-21 13:19:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-07-21 13:19:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2022-07-21 13:19:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2022-07-21 13:19:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-07-21 13:19:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-07-21 13:19:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-21 13:19:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-21 13:19:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-07-21 13:19:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-07-21 13:19:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-21 13:19:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-21 13:19:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-21 13:19:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-21 13:19:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 13:19:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2022-07-21 13:19:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2022-07-21 13:19:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-21 13:19:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-21 13:19:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-21 13:19:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-21 13:19:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-21 13:19:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-21 13:19:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-21 13:19:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-21 13:19:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-21 13:19:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-21 13:19:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 13:19:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 13:19:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2022-07-21 13:19:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2022-07-21 13:19:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2022-07-21 13:19:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2022-07-21 13:19:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-21 13:19:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-21 13:19:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2022-07-21 13:19:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2022-07-21 13:19:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2022-07-21 13:19:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2022-07-21 13:19:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2022-07-21 13:19:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2022-07-21 13:19:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-21 13:19:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-21 13:19:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-07-21 13:19:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-07-21 13:19:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2022-07-21 13:19:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2022-07-21 13:19:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-21 13:19:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-21 13:19:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2022-07-21 13:19:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2022-07-21 13:19:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 13:19:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 13:19:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-07-21 13:19:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-07-21 13:19:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-21 13:19:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-21 13:19:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2022-07-21 13:19:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2022-07-21 13:19:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-21 13:19:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-21 13:19:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2022-07-21 13:19:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2022-07-21 13:19:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_104 [2022-07-21 13:19:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_104 [2022-07-21 13:19:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-07-21 13:19:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-07-21 13:19:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-21 13:19:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-21 13:19:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2022-07-21 13:19:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2022-07-21 13:19:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 13:19:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 13:19:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-21 13:19:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-21 13:19:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2022-07-21 13:19:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2022-07-21 13:19:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-07-21 13:19:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-07-21 13:19:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-07-21 13:19:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-07-21 13:19:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 13:19:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 13:19:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2022-07-21 13:19:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2022-07-21 13:19:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 13:19:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-21 13:19:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2022-07-21 13:19:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2022-07-21 13:19:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-21 13:19:32,704 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 13:19:32,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 13:19:32,806 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 13:19:40,767 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-21 13:19:47,545 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 13:19:47,571 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 13:19:47,571 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-21 13:19:47,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:19:47 BoogieIcfgContainer [2022-07-21 13:19:47,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 13:19:47,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 13:19:47,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 13:19:47,580 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 13:19:47,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:19:24" (1/3) ... [2022-07-21 13:19:47,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73f2330d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:19:47, skipping insertion in model container [2022-07-21 13:19:47,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:19:30" (2/3) ... [2022-07-21 13:19:47,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73f2330d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:19:47, skipping insertion in model container [2022-07-21 13:19:47,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:19:47" (3/3) ... [2022-07-21 13:19:47,583 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-07-21 13:19:47,594 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 13:19:47,594 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 13:19:47,711 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 13:19:47,715 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@1d1f4222, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3629b12e [2022-07-21 13:19:47,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 13:19:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 4548 states, 3084 states have (on average 1.3261997405966277) internal successors, (4090), 3163 states have internal predecessors, (4090), 1249 states have call successors, (1249), 216 states have call predecessors, (1249), 215 states have return successors, (1239), 1214 states have call predecessors, (1239), 1239 states have call successors, (1239) [2022-07-21 13:19:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-07-21 13:19:47,763 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:19:47,764 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:19:47,765 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:19:47,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:19:47,768 INFO L85 PathProgramCache]: Analyzing trace with hash 973773458, now seen corresponding path program 1 times [2022-07-21 13:19:47,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:19:47,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488574730] [2022-07-21 13:19:47,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:19:47,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:19:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:19:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:19:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:19:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:19:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:19:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:19:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:19:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:19:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:19:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:19:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:48,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:19:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:19:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:19:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:19:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:19:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:19:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:19:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:19:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:19:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:19:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:19:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:19:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:19:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:19:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:19:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:19:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:19:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:19:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:19:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:19:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:19:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:19:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:19:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2022-07-21 13:19:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-07-21 13:19:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-21 13:19:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:19:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:19:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-21 13:19:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:19:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-07-21 13:19:49,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:19:49,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488574730] [2022-07-21 13:19:49,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488574730] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:19:49,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:19:49,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:19:49,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336142021] [2022-07-21 13:19:49,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:19:49,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:19:49,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:19:49,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:19:49,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:19:49,480 INFO L87 Difference]: Start difference. First operand has 4548 states, 3084 states have (on average 1.3261997405966277) internal successors, (4090), 3163 states have internal predecessors, (4090), 1249 states have call successors, (1249), 216 states have call predecessors, (1249), 215 states have return successors, (1239), 1214 states have call predecessors, (1239), 1239 states have call successors, (1239) Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-21 13:20:00,931 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:04,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:06,889 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:11,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:14,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:20:14,225 INFO L93 Difference]: Finished difference Result 13678 states and 20323 transitions. [2022-07-21 13:20:14,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:20:14,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 435 [2022-07-21 13:20:14,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:20:14,286 INFO L225 Difference]: With dead ends: 13678 [2022-07-21 13:20:14,286 INFO L226 Difference]: Without dead ends: 9111 [2022-07-21 13:20:14,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:20:14,316 INFO L413 NwaCegarLoop]: 6051 mSDtfsCounter, 12042 mSDsluCounter, 5817 mSDsCounter, 0 mSdLazyCounter, 9042 mSolverCounterSat, 9319 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12749 SdHoareTripleChecker+Valid, 11868 SdHoareTripleChecker+Invalid, 18365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9319 IncrementalHoareTripleChecker+Valid, 9042 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2022-07-21 13:20:14,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12749 Valid, 11868 Invalid, 18365 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9319 Valid, 9042 Invalid, 4 Unknown, 0 Unchecked, 23.9s Time] [2022-07-21 13:20:14,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9111 states. [2022-07-21 13:20:14,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9111 to 8410. [2022-07-21 13:20:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8410 states, 5708 states have (on average 1.284863349684653) internal successors, (7334), 5856 states have internal predecessors, (7334), 2285 states have call successors, (2285), 416 states have call predecessors, (2285), 416 states have return successors, (2285), 2235 states have call predecessors, (2285), 2285 states have call successors, (2285) [2022-07-21 13:20:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8410 states to 8410 states and 11904 transitions. [2022-07-21 13:20:14,725 INFO L78 Accepts]: Start accepts. Automaton has 8410 states and 11904 transitions. Word has length 435 [2022-07-21 13:20:14,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:20:14,729 INFO L495 AbstractCegarLoop]: Abstraction has 8410 states and 11904 transitions. [2022-07-21 13:20:14,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-21 13:20:14,729 INFO L276 IsEmpty]: Start isEmpty. Operand 8410 states and 11904 transitions. [2022-07-21 13:20:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-07-21 13:20:14,744 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:20:14,745 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:20:14,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 13:20:14,745 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:20:14,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:20:14,746 INFO L85 PathProgramCache]: Analyzing trace with hash -2023204644, now seen corresponding path program 1 times [2022-07-21 13:20:14,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:20:14,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519232514] [2022-07-21 13:20:14,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:20:14,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:20:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:20:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:20:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:20:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:20:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:20:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:20:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:20:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:20:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:20:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:20:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:20:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:20:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:20:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:20:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:20:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:20:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:20:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:20:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:20:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:20:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:20:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:20:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:20:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:20:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:20:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:20:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:20:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:20:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:20:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:20:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:20:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:20:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:20:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-21 13:20:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-21 13:20:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-21 13:20:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:20:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-21 13:20:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-07-21 13:20:15,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:20:15,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519232514] [2022-07-21 13:20:15,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519232514] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:20:15,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:20:15,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:20:15,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818718670] [2022-07-21 13:20:15,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:20:15,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:20:15,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:20:15,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:20:15,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:20:15,714 INFO L87 Difference]: Start difference. First operand 8410 states and 11904 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-21 13:20:27,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:29,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:31,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:38,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:20:38,142 INFO L93 Difference]: Finished difference Result 25952 states and 37103 transitions. [2022-07-21 13:20:38,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:20:38,143 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 436 [2022-07-21 13:20:38,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:20:38,241 INFO L225 Difference]: With dead ends: 25952 [2022-07-21 13:20:38,241 INFO L226 Difference]: Without dead ends: 17611 [2022-07-21 13:20:38,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:20:38,275 INFO L413 NwaCegarLoop]: 7429 mSDtfsCounter, 10176 mSDsluCounter, 5829 mSDsCounter, 0 mSdLazyCounter, 9440 mSolverCounterSat, 8208 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10916 SdHoareTripleChecker+Valid, 13258 SdHoareTripleChecker+Invalid, 17651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8208 IncrementalHoareTripleChecker+Valid, 9440 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2022-07-21 13:20:38,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10916 Valid, 13258 Invalid, 17651 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8208 Valid, 9440 Invalid, 3 Unknown, 0 Unchecked, 21.6s Time] [2022-07-21 13:20:38,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17611 states. [2022-07-21 13:20:38,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17611 to 16272. [2022-07-21 13:20:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16272 states, 11033 states have (on average 1.2835130970724191) internal successors, (14161), 11321 states have internal predecessors, (14161), 4420 states have call successors, (4420), 818 states have call predecessors, (4420), 818 states have return successors, (4420), 4324 states have call predecessors, (4420), 4420 states have call successors, (4420) [2022-07-21 13:20:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16272 states to 16272 states and 23001 transitions. [2022-07-21 13:20:38,959 INFO L78 Accepts]: Start accepts. Automaton has 16272 states and 23001 transitions. Word has length 436 [2022-07-21 13:20:38,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:20:38,961 INFO L495 AbstractCegarLoop]: Abstraction has 16272 states and 23001 transitions. [2022-07-21 13:20:38,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-21 13:20:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 16272 states and 23001 transitions. [2022-07-21 13:20:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2022-07-21 13:20:38,979 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:20:38,980 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:20:38,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 13:20:38,980 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:20:38,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:20:38,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1281408937, now seen corresponding path program 1 times [2022-07-21 13:20:38,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:20:38,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927932171] [2022-07-21 13:20:38,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:20:38,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:20:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:20:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:20:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:20:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:20:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:20:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:20:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:20:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:20:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:20:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:20:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:20:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:20:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:20:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:20:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:20:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:20:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:20:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:20:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:20:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:20:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:20:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:20:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:20:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:20:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:20:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:20:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:20:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:20:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:20:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:20:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:20:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:20:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:20:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-07-21 13:20:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:20:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 13:20:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-21 13:20:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-21 13:20:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 13:20:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:20:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:20:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-07-21 13:20:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:20:39,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4564 trivial. 0 not checked. [2022-07-21 13:20:39,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:20:39,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927932171] [2022-07-21 13:20:39,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927932171] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:20:39,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:20:39,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:20:39,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514891883] [2022-07-21 13:20:39,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:20:39,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:20:39,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:20:39,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:20:39,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:20:39,750 INFO L87 Difference]: Start difference. First operand 16272 states and 23001 transitions. Second operand has 5 states, 5 states have (on average 23.6) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-21 13:20:51,147 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:53,587 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:20:59,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:02,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:21:02,690 INFO L93 Difference]: Finished difference Result 50631 states and 72162 transitions. [2022-07-21 13:21:02,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:21:02,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 463 [2022-07-21 13:21:02,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:21:02,840 INFO L225 Difference]: With dead ends: 50631 [2022-07-21 13:21:02,840 INFO L226 Difference]: Without dead ends: 34428 [2022-07-21 13:21:02,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:21:02,913 INFO L413 NwaCegarLoop]: 7763 mSDtfsCounter, 10246 mSDsluCounter, 6279 mSDsCounter, 0 mSdLazyCounter, 9418 mSolverCounterSat, 8155 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11022 SdHoareTripleChecker+Valid, 14042 SdHoareTripleChecker+Invalid, 17576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8155 IncrementalHoareTripleChecker+Valid, 9418 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-07-21 13:21:02,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11022 Valid, 14042 Invalid, 17576 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8155 Valid, 9418 Invalid, 3 Unknown, 0 Unchecked, 21.8s Time] [2022-07-21 13:21:02,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34428 states. [2022-07-21 13:21:03,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34428 to 31823. [2022-07-21 13:21:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31823 states, 21637 states have (on average 1.28266395526182) internal successors, (27753), 22202 states have internal predecessors, (27753), 8571 states have call successors, (8571), 1614 states have call predecessors, (8571), 1614 states have return successors, (8571), 8379 states have call predecessors, (8571), 8571 states have call successors, (8571) [2022-07-21 13:21:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31823 states to 31823 states and 44895 transitions. [2022-07-21 13:21:04,014 INFO L78 Accepts]: Start accepts. Automaton has 31823 states and 44895 transitions. Word has length 463 [2022-07-21 13:21:04,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:21:04,016 INFO L495 AbstractCegarLoop]: Abstraction has 31823 states and 44895 transitions. [2022-07-21 13:21:04,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-21 13:21:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 31823 states and 44895 transitions. [2022-07-21 13:21:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2022-07-21 13:21:04,060 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:21:04,060 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 32, 32, 32, 32, 32, 32, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:21:04,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 13:21:04,061 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:21:04,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:21:04,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1133310817, now seen corresponding path program 1 times [2022-07-21 13:21:04,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:21:04,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796541582] [2022-07-21 13:21:04,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:21:04,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:21:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:21:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:21:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:21:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:21:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:21:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:21:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:21:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:21:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:21:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:21:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:21:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:21:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:21:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:21:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:21:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:21:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:21:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:21:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:21:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:21:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:21:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:21:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:21:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:21:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:21:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:21:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:21:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:21:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:21:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:21:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:21:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:21:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-21 13:21:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-21 13:21:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-21 13:21:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:21:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 13:21:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-21 13:21:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-07-21 13:21:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-21 13:21:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-21 13:21:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4674 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4671 trivial. 0 not checked. [2022-07-21 13:21:04,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:21:04,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796541582] [2022-07-21 13:21:04,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796541582] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:21:04,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:21:04,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:21:04,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112069251] [2022-07-21 13:21:04,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:21:04,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:21:04,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:21:04,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:21:04,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:21:04,965 INFO L87 Difference]: Start difference. First operand 31823 states and 44895 transitions. Second operand has 5 states, 5 states have (on average 26.2) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-21 13:21:14,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:17,669 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:24,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:21:24,239 INFO L93 Difference]: Finished difference Result 69801 states and 99006 transitions. [2022-07-21 13:21:24,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:21:24,240 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 485 [2022-07-21 13:21:24,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:21:24,445 INFO L225 Difference]: With dead ends: 69801 [2022-07-21 13:21:24,445 INFO L226 Difference]: Without dead ends: 38047 [2022-07-21 13:21:24,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:21:24,572 INFO L413 NwaCegarLoop]: 6817 mSDtfsCounter, 9055 mSDsluCounter, 5896 mSDsCounter, 0 mSdLazyCounter, 8616 mSolverCounterSat, 6888 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9672 SdHoareTripleChecker+Valid, 12713 SdHoareTripleChecker+Invalid, 15506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6888 IncrementalHoareTripleChecker+Valid, 8616 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-07-21 13:21:24,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9672 Valid, 12713 Invalid, 15506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6888 Valid, 8616 Invalid, 2 Unknown, 0 Unchecked, 17.9s Time] [2022-07-21 13:21:24,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38047 states. [2022-07-21 13:21:25,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38047 to 35225. [2022-07-21 13:21:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35225 states, 23979 states have (on average 1.2808290587597482) internal successors, (30713), 24591 states have internal predecessors, (30713), 9415 states have call successors, (9415), 1830 states have call predecessors, (9415), 1830 states have return successors, (9415), 9207 states have call predecessors, (9415), 9415 states have call successors, (9415) [2022-07-21 13:21:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35225 states to 35225 states and 49543 transitions. [2022-07-21 13:21:26,068 INFO L78 Accepts]: Start accepts. Automaton has 35225 states and 49543 transitions. Word has length 485 [2022-07-21 13:21:26,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:21:26,070 INFO L495 AbstractCegarLoop]: Abstraction has 35225 states and 49543 transitions. [2022-07-21 13:21:26,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-21 13:21:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 35225 states and 49543 transitions. [2022-07-21 13:21:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2022-07-21 13:21:26,103 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:21:26,103 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:21:26,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 13:21:26,104 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:21:26,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:21:26,104 INFO L85 PathProgramCache]: Analyzing trace with hash 637653037, now seen corresponding path program 1 times [2022-07-21 13:21:26,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:21:26,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986351607] [2022-07-21 13:21:26,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:21:26,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:21:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:21:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:21:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:21:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:21:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:21:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:21:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:21:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:21:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:21:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:21:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:21:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:21:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:21:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:21:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:21:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:21:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:21:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:21:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:21:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:21:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:21:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:21:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:21:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:21:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:21:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:21:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:21:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:21:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:21:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:21:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:21:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:21:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-07-21 13:21:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:26,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-07-21 13:21:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-21 13:21:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-21 13:21:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-21 13:21:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-07-21 13:21:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-21 13:21:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-21 13:21:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-21 13:21:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4571 trivial. 0 not checked. [2022-07-21 13:21:27,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:21:27,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986351607] [2022-07-21 13:21:27,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986351607] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:21:27,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:21:27,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:21:27,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959564153] [2022-07-21 13:21:27,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:21:27,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:21:27,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:21:27,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:21:27,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:21:27,151 INFO L87 Difference]: Start difference. First operand 35225 states and 49543 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-21 13:21:32,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:45,249 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:47,273 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:21:51,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:21:51,217 INFO L93 Difference]: Finished difference Result 94622 states and 133897 transitions. [2022-07-21 13:21:51,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:21:51,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 505 [2022-07-21 13:21:51,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:21:51,627 INFO L225 Difference]: With dead ends: 94622 [2022-07-21 13:21:51,628 INFO L226 Difference]: Without dead ends: 59466 [2022-07-21 13:21:51,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:21:51,730 INFO L413 NwaCegarLoop]: 5904 mSDtfsCounter, 10806 mSDsluCounter, 5776 mSDsCounter, 0 mSdLazyCounter, 8667 mSolverCounterSat, 8726 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11351 SdHoareTripleChecker+Valid, 11680 SdHoareTripleChecker+Invalid, 17396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8726 IncrementalHoareTripleChecker+Valid, 8667 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2022-07-21 13:21:51,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11351 Valid, 11680 Invalid, 17396 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8726 Valid, 8667 Invalid, 3 Unknown, 0 Unchecked, 21.9s Time] [2022-07-21 13:21:51,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59466 states. [2022-07-21 13:21:53,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59466 to 55068. [2022-07-21 13:21:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55068 states, 37018 states have (on average 1.2720568372143282) internal successors, (47089), 38006 states have internal predecessors, (47089), 14967 states have call successors, (14967), 3054 states have call predecessors, (14967), 3082 states have return successors, (15065), 14644 states have call predecessors, (15065), 14967 states have call successors, (15065) [2022-07-21 13:21:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55068 states to 55068 states and 77121 transitions. [2022-07-21 13:21:53,798 INFO L78 Accepts]: Start accepts. Automaton has 55068 states and 77121 transitions. Word has length 505 [2022-07-21 13:21:53,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:21:53,799 INFO L495 AbstractCegarLoop]: Abstraction has 55068 states and 77121 transitions. [2022-07-21 13:21:53,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-21 13:21:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 55068 states and 77121 transitions. [2022-07-21 13:21:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2022-07-21 13:21:53,820 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:21:53,820 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 33, 33, 33, 33, 33, 33, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:21:53,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 13:21:53,820 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:21:53,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:21:53,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1095209625, now seen corresponding path program 1 times [2022-07-21 13:21:53,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:21:53,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020260152] [2022-07-21 13:21:53,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:21:53,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:21:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:21:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:21:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:21:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:21:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:21:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:21:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:21:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:21:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:21:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:21:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:21:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:21:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:21:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:21:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:21:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:21:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:21:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:21:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:21:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:21:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:21:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:21:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:21:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:21:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:21:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:21:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:21:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:21:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:21:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:21:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:21:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:21:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 13:21:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-21 13:21:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-21 13:21:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-07-21 13:21:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-21 13:21:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-21 13:21:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-21 13:21:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-07-21 13:21:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:54,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-21 13:21:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-07-21 13:21:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 13:21:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:21:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:21:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-21 13:21:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:21:55,046 INFO L134 CoverageAnalysis]: Checked inductivity of 5193 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5190 trivial. 0 not checked. [2022-07-21 13:21:55,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:21:55,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020260152] [2022-07-21 13:21:55,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020260152] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:21:55,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:21:55,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:21:55,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526159868] [2022-07-21 13:21:55,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:21:55,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:21:55,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:21:55,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:21:55,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:21:55,049 INFO L87 Difference]: Start difference. First operand 55068 states and 77121 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 13:22:03,747 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:06,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:17,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:22:17,346 INFO L93 Difference]: Finished difference Result 140158 states and 197947 transitions. [2022-07-21 13:22:17,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:22:17,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 515 [2022-07-21 13:22:17,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:22:17,745 INFO L225 Difference]: With dead ends: 140158 [2022-07-21 13:22:17,745 INFO L226 Difference]: Without dead ends: 85596 [2022-07-21 13:22:17,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:22:17,909 INFO L413 NwaCegarLoop]: 7843 mSDtfsCounter, 11207 mSDsluCounter, 8121 mSDsCounter, 0 mSdLazyCounter, 8962 mSolverCounterSat, 8341 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11892 SdHoareTripleChecker+Valid, 15964 SdHoareTripleChecker+Invalid, 17305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8341 IncrementalHoareTripleChecker+Valid, 8962 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2022-07-21 13:22:17,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11892 Valid, 15964 Invalid, 17305 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8341 Valid, 8962 Invalid, 2 Unknown, 0 Unchecked, 19.1s Time] [2022-07-21 13:22:17,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85596 states. [2022-07-21 13:22:20,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85596 to 79332. [2022-07-21 13:22:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79332 states, 53354 states have (on average 1.2715635191363346) internal successors, (67843), 54766 states have internal predecessors, (67843), 21514 states have call successors, (21514), 4423 states have call predecessors, (21514), 4463 states have return successors, (21648), 21044 states have call predecessors, (21648), 21514 states have call successors, (21648) [2022-07-21 13:22:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79332 states to 79332 states and 111005 transitions. [2022-07-21 13:22:21,443 INFO L78 Accepts]: Start accepts. Automaton has 79332 states and 111005 transitions. Word has length 515 [2022-07-21 13:22:21,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:22:21,444 INFO L495 AbstractCegarLoop]: Abstraction has 79332 states and 111005 transitions. [2022-07-21 13:22:21,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 13:22:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 79332 states and 111005 transitions. [2022-07-21 13:22:21,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2022-07-21 13:22:21,472 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:22:21,473 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 33, 33, 33, 33, 33, 33, 6, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:22:21,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 13:22:21,473 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:22:21,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:22:21,473 INFO L85 PathProgramCache]: Analyzing trace with hash 878108030, now seen corresponding path program 1 times [2022-07-21 13:22:21,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:22:21,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11978404] [2022-07-21 13:22:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:22:21,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:22:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:22:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:22:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:22:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:22:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:22:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:22:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:22:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:22:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:22:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:22:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:22:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:22:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:22:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:22:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:22:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:22:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:22:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:22:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:22:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:22:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:22:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:22:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:22:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:22:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:22:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:22:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:22:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:22:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:22:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:22:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:22:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:22:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:22:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 13:22:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-21 13:22:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-21 13:22:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-07-21 13:22:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 13:22:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-07-21 13:22:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-21 13:22:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-21 13:22:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-21 13:22:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-21 13:22:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:22:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 13:22:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-21 13:22:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-21 13:22:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-21 13:22:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:22:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:22:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2022-07-21 13:22:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:22:22,505 INFO L134 CoverageAnalysis]: Checked inductivity of 5354 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5337 trivial. 0 not checked. [2022-07-21 13:22:22,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:22:22,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11978404] [2022-07-21 13:22:22,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11978404] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:22:22,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:22:22,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:22:22,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982769203] [2022-07-21 13:22:22,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:22:22,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:22:22,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:22:22,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:22:22,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:22:22,508 INFO L87 Difference]: Start difference. First operand 79332 states and 111005 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-07-21 13:22:31,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:33,554 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:36,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:49,917 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:22:52,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:22:52,477 INFO L93 Difference]: Finished difference Result 247188 states and 349413 transitions. [2022-07-21 13:22:52,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 13:22:52,478 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 557 [2022-07-21 13:22:52,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:22:53,569 INFO L225 Difference]: With dead ends: 247188 [2022-07-21 13:22:53,569 INFO L226 Difference]: Without dead ends: 168362 [2022-07-21 13:22:53,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 13:22:53,995 INFO L413 NwaCegarLoop]: 10968 mSDtfsCounter, 8456 mSDsluCounter, 9166 mSDsCounter, 0 mSdLazyCounter, 9763 mSolverCounterSat, 6789 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9233 SdHoareTripleChecker+Valid, 20134 SdHoareTripleChecker+Invalid, 16556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6789 IncrementalHoareTripleChecker+Valid, 9763 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-07-21 13:22:53,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9233 Valid, 20134 Invalid, 16556 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6789 Valid, 9763 Invalid, 4 Unknown, 0 Unchecked, 23.8s Time] [2022-07-21 13:22:54,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168362 states. [2022-07-21 13:22:59,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168362 to 155900. [2022-07-21 13:23:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155900 states, 104822 states have (on average 1.2727194672874016) internal successors, (133409), 107604 states have internal predecessors, (133409), 42316 states have call successors, (42316), 8681 states have call predecessors, (42316), 8761 states have return successors, (42584), 41416 states have call predecessors, (42584), 42316 states have call successors, (42584) [2022-07-21 13:23:01,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155900 states to 155900 states and 218309 transitions. [2022-07-21 13:23:01,181 INFO L78 Accepts]: Start accepts. Automaton has 155900 states and 218309 transitions. Word has length 557 [2022-07-21 13:23:01,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:23:01,182 INFO L495 AbstractCegarLoop]: Abstraction has 155900 states and 218309 transitions. [2022-07-21 13:23:01,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-07-21 13:23:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 155900 states and 218309 transitions. [2022-07-21 13:23:01,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2022-07-21 13:23:01,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:23:01,454 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 33, 33, 33, 33, 33, 33, 6, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:23:01,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 13:23:01,455 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:23:01,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:23:01,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1553268156, now seen corresponding path program 1 times [2022-07-21 13:23:01,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:23:01,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994538091] [2022-07-21 13:23:01,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:23:01,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:23:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:23:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 13:23:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 13:23:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 13:23:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 13:23:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 13:23:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 13:23:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 13:23:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 13:23:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 13:23:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 13:23:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 13:23:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 13:23:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:01,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 13:23:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 13:23:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 13:23:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 13:23:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 13:23:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 13:23:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 13:23:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 13:23:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 13:23:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 13:23:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 13:23:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 13:23:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 13:23:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 13:23:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 13:23:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 13:23:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 13:23:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 13:23:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 13:23:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-21 13:23:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-21 13:23:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-21 13:23:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-21 13:23:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-07-21 13:23:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 13:23:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-07-21 13:23:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-21 13:23:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-21 13:23:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-21 13:23:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-21 13:23:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:23:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 13:23:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-21 13:23:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-21 13:23:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-21 13:23:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 13:23:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:23:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2022-07-21 13:23:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:23:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 5354 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5337 trivial. 0 not checked. [2022-07-21 13:23:02,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:23:02,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994538091] [2022-07-21 13:23:02,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994538091] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:23:02,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:23:02,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:23:02,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736772317] [2022-07-21 13:23:02,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:23:02,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:23:02,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:23:02,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:23:02,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:23:02,509 INFO L87 Difference]: Start difference. First operand 155900 states and 218309 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-07-21 13:23:12,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []