./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-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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-usb-asix.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 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:48:45,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:48:45,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:48:45,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:48:45,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:48:45,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:48:45,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:48:45,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:48:45,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:48:45,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:48:45,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:48:45,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:48:45,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:48:45,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:48:45,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:48:45,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:48:45,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:48:45,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:48:45,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:48:45,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:48:45,734 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:48:45,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:48:45,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:48:45,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:48:45,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:48:45,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:48:45,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:48:45,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:48:45,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:48:45,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:48:45,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:48:45,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:48:45,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:48:45,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:48:45,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:48:45,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:48:45,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:48:45,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:48:45,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:48:45,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:48:45,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:48:45,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:48:45,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:48:45,776 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:48:45,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:48:45,777 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:48:45,777 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:48:45,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:48:45,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:48:45,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:48:45,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:48:45,778 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:48:45,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:48:45,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:48:45,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:48:45,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:48:45,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:48:45,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:48:45,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:48:45,780 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:48:45,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:48:45,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:48:45,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:48:45,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:48:45,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:48:45,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:48:45,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:48:45,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:48:45,782 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 [2022-07-12 14:48:45,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:48:45,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:48:45,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:48:45,980 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:48:45,981 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:48:45,982 INFO L432 ainManager$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-usb-asix.cil.i [2022-07-12 14:48:46,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36f3538b/ed179fad3fb94b8981aabbc275e6ae14/FLAGfd796c76b [2022-07-12 14:48:46,742 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:48:46,743 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-usb-asix.cil.i [2022-07-12 14:48:46,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36f3538b/ed179fad3fb94b8981aabbc275e6ae14/FLAGfd796c76b [2022-07-12 14:48:47,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36f3538b/ed179fad3fb94b8981aabbc275e6ae14 [2022-07-12 14:48:47,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:48:47,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:48:47,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:48:47,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:48:47,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:48:47,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:48:47" (1/1) ... [2022-07-12 14:48:47,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20062800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:47, skipping insertion in model container [2022-07-12 14:48:47,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:48:47" (1/1) ... [2022-07-12 14:48:47,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:48:47,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:48:49,569 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-usb-asix.cil.i[410722,410735] [2022-07-12 14:48:49,571 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-usb-asix.cil.i[410867,410880] [2022-07-12 14:48:49,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:48:49,656 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:48:49,929 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-usb-asix.cil.i[410722,410735] [2022-07-12 14:48:49,930 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-usb-asix.cil.i[410867,410880] [2022-07-12 14:48:49,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:48:50,227 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:48:50,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50 WrapperNode [2022-07-12 14:48:50,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:48:50,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:48:50,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:48:50,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:48:50,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,483 INFO L137 Inliner]: procedures = 459, calls = 3897, calls flagged for inlining = 222, calls inlined = 206, statements flattened = 6729 [2022-07-12 14:48:50,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:48:50,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:48:50,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:48:50,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:48:50,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:48:50,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:48:50,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:48:50,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:48:50,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (1/1) ... [2022-07-12 14:48:50,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:48:50,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:48:50,825 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) [2022-07-12 14:48:50,855 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 [2022-07-12 14:48:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2022-07-12 14:48:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2022-07-12 14:48:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2022-07-12 14:48:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2022-07-12 14:48:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:48:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:48:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2022-07-12 14:48:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2022-07-12 14:48:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2022-07-12 14:48:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2022-07-12 14:48:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:48:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:48:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2022-07-12 14:48:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2022-07-12 14:48:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2022-07-12 14:48:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2022-07-12 14:48:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2022-07-12 14:48:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2022-07-12 14:48:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2022-07-12 14:48:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2022-07-12 14:48:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-12 14:48:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-12 14:48:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2022-07-12 14:48:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2022-07-12 14:48:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2022-07-12 14:48:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2022-07-12 14:48:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2022-07-12 14:48:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2022-07-12 14:48:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2022-07-12 14:48:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2022-07-12 14:48:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2022-07-12 14:48:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2022-07-12 14:48:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-12 14:48:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-12 14:48:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2022-07-12 14:48:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2022-07-12 14:48:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:48:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:48:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:48:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:48:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 14:48:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 14:48:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 14:48:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 14:48:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:48:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:48:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2022-07-12 14:48:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2022-07-12 14:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2022-07-12 14:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2022-07-12 14:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2022-07-12 14:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2022-07-12 14:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 14:48:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 14:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-12 14:48:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-12 14:48:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2022-07-12 14:48:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2022-07-12 14:48:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2022-07-12 14:48:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2022-07-12 14:48:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:48:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-07-12 14:48:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-07-12 14:48:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:48:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:48:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:48:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-12 14:48:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-12 14:48:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2022-07-12 14:48:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2022-07-12 14:48:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:48:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 14:48:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 14:48:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:48:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:48:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2022-07-12 14:48:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2022-07-12 14:48:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:48:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:48:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:48:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:48:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2022-07-12 14:48:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2022-07-12 14:48:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 14:48:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 14:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:48:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 14:48:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 14:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2022-07-12 14:48:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2022-07-12 14:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:48:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 14:48:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 14:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2022-07-12 14:48:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2022-07-12 14:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:48:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2022-07-12 14:48:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2022-07-12 14:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:48:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2022-07-12 14:48:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2022-07-12 14:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:48:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2022-07-12 14:48:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2022-07-12 14:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2022-07-12 14:48:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2022-07-12 14:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2022-07-12 14:48:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2022-07-12 14:48:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2022-07-12 14:48:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2022-07-12 14:48:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 14:48:50,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 14:48:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2022-07-12 14:48:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2022-07-12 14:48:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2022-07-12 14:48:50,906 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2022-07-12 14:48:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2022-07-12 14:48:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2022-07-12 14:48:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2022-07-12 14:48:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2022-07-12 14:48:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2022-07-12 14:48:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2022-07-12 14:48:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 14:48:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 14:48:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 14:48:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 14:48:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 14:48:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 14:48:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2022-07-12 14:48:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2022-07-12 14:48:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:48:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:48:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 14:48:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 14:48:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2022-07-12 14:48:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2022-07-12 14:48:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2022-07-12 14:48:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2022-07-12 14:48:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-12 14:48:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-12 14:48:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2022-07-12 14:48:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2022-07-12 14:48:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-07-12 14:48:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2022-07-12 14:48:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:48:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:48:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:48:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:48:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:48:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:48:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:48:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2022-07-12 14:48:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2022-07-12 14:48:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2022-07-12 14:48:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2022-07-12 14:48:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2022-07-12 14:48:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2022-07-12 14:48:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2022-07-12 14:48:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2022-07-12 14:48:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2022-07-12 14:48:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2022-07-12 14:48:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2022-07-12 14:48:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2022-07-12 14:48:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:48:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2022-07-12 14:48:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-12 14:48:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:48:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2022-07-12 14:48:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2022-07-12 14:48:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:48:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:48:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2022-07-12 14:48:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2022-07-12 14:48:51,679 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:48:51,681 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:48:51,883 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:48:58,308 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:48:58,395 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:48:58,416 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:48:58,416 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 14:48:58,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:48:58 BoogieIcfgContainer [2022-07-12 14:48:58,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:48:58,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:48:58,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:48:58,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:48:58,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:48:47" (1/3) ... [2022-07-12 14:48:58,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c22b824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:48:58, skipping insertion in model container [2022-07-12 14:48:58,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:48:50" (2/3) ... [2022-07-12 14:48:58,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c22b824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:48:58, skipping insertion in model container [2022-07-12 14:48:58,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:48:58" (3/3) ... [2022-07-12 14:48:58,429 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-07-12 14:48:58,446 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:48:58,446 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:48:58,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:48:58,535 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@6086e5fc, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@753a1b03 [2022-07-12 14:48:58,536 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:48:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand has 2362 states, 1656 states have (on average 1.3146135265700483) internal successors, (2177), 1665 states have internal predecessors, (2177), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) [2022-07-12 14:48:58,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-12 14:48:58,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:48:58,582 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:48:58,582 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:48:58,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:48:58,586 INFO L85 PathProgramCache]: Analyzing trace with hash 274924031, now seen corresponding path program 1 times [2022-07-12 14:48:58,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:48:58,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823350702] [2022-07-12 14:48:58,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:48:58,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:48:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:48:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:48:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:48:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:48:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:48:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:48:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:48:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:48:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:48:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:48:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:48:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:48:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:48:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:48:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:48:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:48:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:48:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:48:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:48:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:48:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:48:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:48:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:48:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:48:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:48:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:48:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:48:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:48:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:48:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:48:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:48:59,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:48:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:49:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:49:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:49:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:49:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:49:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:49:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:49:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:49:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:49:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-12 14:49:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 14:49:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-12 14:49:00,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:49:00,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823350702] [2022-07-12 14:49:00,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823350702] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:00,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:00,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:49:00,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273268835] [2022-07-12 14:49:00,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:00,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:49:00,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:49:00,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:49:00,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:49:00,223 INFO L87 Difference]: Start difference. First operand has 2362 states, 1656 states have (on average 1.3146135265700483) internal successors, (2177), 1665 states have internal predecessors, (2177), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-12 14:49:02,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:10,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:10,973 INFO L93 Difference]: Finished difference Result 6989 states and 10124 transitions. [2022-07-12 14:49:10,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:49:10,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 461 [2022-07-12 14:49:10,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:11,022 INFO L225 Difference]: With dead ends: 6989 [2022-07-12 14:49:11,023 INFO L226 Difference]: Without dead ends: 4626 [2022-07-12 14:49:11,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:49:11,048 INFO L413 NwaCegarLoop]: 3816 mSDtfsCounter, 3655 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 1887 mSolverCounterSat, 1355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4028 SdHoareTripleChecker+Valid, 8270 SdHoareTripleChecker+Invalid, 3242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1355 IncrementalHoareTripleChecker+Valid, 1887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:11,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4028 Valid, 8270 Invalid, 3242 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1355 Valid, 1887 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-07-12 14:49:11,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4626 states. [2022-07-12 14:49:11,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4626 to 4454. [2022-07-12 14:49:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4454 states, 3166 states have (on average 1.2969046114971572) internal successors, (4106), 3182 states have internal predecessors, (4106), 1075 states have call successors, (1075), 212 states have call predecessors, (1075), 212 states have return successors, (1075), 1063 states have call predecessors, (1075), 1075 states have call successors, (1075) [2022-07-12 14:49:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 6256 transitions. [2022-07-12 14:49:11,293 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 6256 transitions. Word has length 461 [2022-07-12 14:49:11,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:11,297 INFO L495 AbstractCegarLoop]: Abstraction has 4454 states and 6256 transitions. [2022-07-12 14:49:11,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-12 14:49:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 6256 transitions. [2022-07-12 14:49:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2022-07-12 14:49:11,311 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:11,311 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:49:11,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:49:11,312 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:11,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:11,312 INFO L85 PathProgramCache]: Analyzing trace with hash 764915308, now seen corresponding path program 1 times [2022-07-12 14:49:11,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:49:11,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275576670] [2022-07-12 14:49:11,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:11,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:49:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:49:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:49:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:49:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:49:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:49:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:49:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:49:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:49:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:49:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:49:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:49:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:49:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:49:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:49:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:49:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:11,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:49:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:49:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:49:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:49:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:49:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:49:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:49:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:49:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:49:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:49:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:49:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:49:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:49:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:49:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:49:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:49:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:49:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:49:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:49:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:49:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:49:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:49:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:49:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:49:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-12 14:49:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-12 14:49:12,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:49:12,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275576670] [2022-07-12 14:49:12,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275576670] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:12,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:12,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:49:12,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094520675] [2022-07-12 14:49:12,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:12,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:49:12,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:49:12,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:49:12,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:49:12,415 INFO L87 Difference]: Start difference. First operand 4454 states and 6256 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:49:16,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:17,782 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:19,610 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:23,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:23,820 INFO L93 Difference]: Finished difference Result 13388 states and 18888 transitions. [2022-07-12 14:49:23,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:49:23,820 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 471 [2022-07-12 14:49:23,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:23,869 INFO L225 Difference]: With dead ends: 13388 [2022-07-12 14:49:23,870 INFO L226 Difference]: Without dead ends: 9015 [2022-07-12 14:49:23,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:49:23,890 INFO L413 NwaCegarLoop]: 3825 mSDtfsCounter, 3586 mSDsluCounter, 4494 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 1243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3940 SdHoareTripleChecker+Valid, 8319 SdHoareTripleChecker+Invalid, 3039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1243 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:23,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3940 Valid, 8319 Invalid, 3039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1243 Valid, 1796 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2022-07-12 14:49:23,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9015 states. [2022-07-12 14:49:24,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9015 to 8673. [2022-07-12 14:49:24,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8673 states, 6186 states have (on average 1.2974458454574846) internal successors, (8026), 6220 states have internal predecessors, (8026), 2062 states have call successors, (2062), 424 states have call predecessors, (2062), 424 states have return successors, (2062), 2036 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-07-12 14:49:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8673 states to 8673 states and 12150 transitions. [2022-07-12 14:49:24,178 INFO L78 Accepts]: Start accepts. Automaton has 8673 states and 12150 transitions. Word has length 471 [2022-07-12 14:49:24,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:24,179 INFO L495 AbstractCegarLoop]: Abstraction has 8673 states and 12150 transitions. [2022-07-12 14:49:24,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:49:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 8673 states and 12150 transitions. [2022-07-12 14:49:24,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2022-07-12 14:49:24,189 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:24,190 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:49:24,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:49:24,190 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:24,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:24,190 INFO L85 PathProgramCache]: Analyzing trace with hash -513634226, now seen corresponding path program 1 times [2022-07-12 14:49:24,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:49:24,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638450468] [2022-07-12 14:49:24,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:24,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:49:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:49:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:49:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:49:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:49:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:49:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:49:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:49:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:49:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:49:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:49:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:49:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:49:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:49:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:49:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:49:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:49:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:49:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:49:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:49:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:49:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:49:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:49:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:49:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:49:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:49:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:49:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:49:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:49:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:49:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:24,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:49:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:49:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:49:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:49:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:49:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:49:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:49:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:49:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:49:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:49:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-12 14:49:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-12 14:49:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-12 14:49:25,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:49:25,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638450468] [2022-07-12 14:49:25,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638450468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:25,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:25,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:49:25,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922282316] [2022-07-12 14:49:25,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:25,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:49:25,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:49:25,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:49:25,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:49:25,200 INFO L87 Difference]: Start difference. First operand 8673 states and 12150 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-12 14:49:28,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:30,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:33,101 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:34,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:37,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:37,529 INFO L93 Difference]: Finished difference Result 25617 states and 35924 transitions. [2022-07-12 14:49:37,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:49:37,529 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 469 [2022-07-12 14:49:37,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:37,620 INFO L225 Difference]: With dead ends: 25617 [2022-07-12 14:49:37,620 INFO L226 Difference]: Without dead ends: 17025 [2022-07-12 14:49:37,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:49:37,667 INFO L413 NwaCegarLoop]: 3976 mSDtfsCounter, 3433 mSDsluCounter, 4591 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 1155 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3767 SdHoareTripleChecker+Valid, 8567 SdHoareTripleChecker+Invalid, 2948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1155 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:37,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3767 Valid, 8567 Invalid, 2948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1155 Valid, 1792 Invalid, 1 Unknown, 0 Unchecked, 11.9s Time] [2022-07-12 14:49:37,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17025 states. [2022-07-12 14:49:38,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17025 to 16351. [2022-07-12 14:49:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16351 states, 11718 states have (on average 1.2939068100358424) internal successors, (15162), 11768 states have internal predecessors, (15162), 3800 states have call successors, (3800), 832 states have call predecessors, (3800), 832 states have return successors, (3800), 3766 states have call predecessors, (3800), 3800 states have call successors, (3800) [2022-07-12 14:49:38,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16351 states to 16351 states and 22762 transitions. [2022-07-12 14:49:38,274 INFO L78 Accepts]: Start accepts. Automaton has 16351 states and 22762 transitions. Word has length 469 [2022-07-12 14:49:38,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:38,275 INFO L495 AbstractCegarLoop]: Abstraction has 16351 states and 22762 transitions. [2022-07-12 14:49:38,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-12 14:49:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 16351 states and 22762 transitions. [2022-07-12 14:49:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2022-07-12 14:49:38,285 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:38,286 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 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] [2022-07-12 14:49:38,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:49:38,286 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:38,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:38,287 INFO L85 PathProgramCache]: Analyzing trace with hash 2064567072, now seen corresponding path program 1 times [2022-07-12 14:49:38,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:49:38,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686418272] [2022-07-12 14:49:38,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:38,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:49:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:49:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:49:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:49:38,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:49:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:49:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:49:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:49:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:49:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:49:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:49:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:49:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:49:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:49:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:49:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:49:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:49:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:49:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:49:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:49:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:49:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:49:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:49:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:49:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:49:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:49:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:49:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:49:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:49:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:49:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:49:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:49:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:49:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:49:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:49:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:49:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:49:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:49:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:49:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:49:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-12 14:49:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:49:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:49:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:49:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:49:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6445 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6445 trivial. 0 not checked. [2022-07-12 14:49:39,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:49:39,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686418272] [2022-07-12 14:49:39,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686418272] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:39,260 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:39,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:49:39,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540513979] [2022-07-12 14:49:39,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:39,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:49:39,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:49:39,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:49:39,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:49:39,263 INFO L87 Difference]: Start difference. First operand 16351 states and 22762 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 14:49:40,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:43,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:45,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:47,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:49,842 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:53,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:53,695 INFO L93 Difference]: Finished difference Result 48975 states and 68458 transitions. [2022-07-12 14:49:53,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:49:53,696 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 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 479 [2022-07-12 14:49:53,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:53,835 INFO L225 Difference]: With dead ends: 48975 [2022-07-12 14:49:53,835 INFO L226 Difference]: Without dead ends: 32705 [2022-07-12 14:49:53,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:49:53,898 INFO L413 NwaCegarLoop]: 3663 mSDtfsCounter, 3501 mSDsluCounter, 4354 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 1252 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3848 SdHoareTripleChecker+Valid, 8017 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1252 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:53,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3848 Valid, 8017 Invalid, 3049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1252 Valid, 1796 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2022-07-12 14:49:53,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32705 states. [2022-07-12 14:49:54,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32705 to 31339. [2022-07-12 14:49:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31339 states, 22424 states have (on average 1.294684266856939) internal successors, (29032), 22540 states have internal predecessors, (29032), 7294 states have call successors, (7294), 1620 states have call predecessors, (7294), 1620 states have return successors, (7294), 7210 states have call predecessors, (7294), 7294 states have call successors, (7294) [2022-07-12 14:49:54,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31339 states to 31339 states and 43620 transitions. [2022-07-12 14:49:54,923 INFO L78 Accepts]: Start accepts. Automaton has 31339 states and 43620 transitions. Word has length 479 [2022-07-12 14:49:54,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:54,924 INFO L495 AbstractCegarLoop]: Abstraction has 31339 states and 43620 transitions. [2022-07-12 14:49:54,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 14:49:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 31339 states and 43620 transitions. [2022-07-12 14:49:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-07-12 14:49:54,936 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:54,936 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:49:54,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 14:49:54,936 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:54,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:54,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1621334339, now seen corresponding path program 1 times [2022-07-12 14:49:54,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:49:54,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198933616] [2022-07-12 14:49:54,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:49:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:49:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:49:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:49:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:49:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:49:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:49:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:49:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:49:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:49:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:49:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:49:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:49:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:49:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:49:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:49:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:49:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:49:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:49:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:49:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:49:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:49:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:49:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:49:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:49:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:49:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:49:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:49:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:49:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:49:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:49:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:49:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:49:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:49:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:49:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:49:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:49:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:49:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:49:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:49:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:49:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-12 14:49:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-12 14:49:56,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:49:56,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198933616] [2022-07-12 14:49:56,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198933616] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:56,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:56,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:49:56,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899416048] [2022-07-12 14:49:56,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:56,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:49:56,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:49:56,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:49:56,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:49:56,060 INFO L87 Difference]: Start difference. First operand 31339 states and 43620 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:49:57,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:49:59,357 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:02,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:08,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:08,030 INFO L93 Difference]: Finished difference Result 94233 states and 131470 transitions. [2022-07-12 14:50:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:50:08,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 473 [2022-07-12 14:50:08,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:08,308 INFO L225 Difference]: With dead ends: 94233 [2022-07-12 14:50:08,309 INFO L226 Difference]: Without dead ends: 62975 [2022-07-12 14:50:08,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:50:08,547 INFO L413 NwaCegarLoop]: 4675 mSDtfsCounter, 3412 mSDsluCounter, 5010 mSDsCounter, 0 mSdLazyCounter, 1840 mSolverCounterSat, 1046 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3769 SdHoareTripleChecker+Valid, 9685 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1046 IncrementalHoareTripleChecker+Valid, 1840 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:08,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3769 Valid, 9685 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1046 Valid, 1840 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-07-12 14:50:08,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62975 states. [2022-07-12 14:50:10,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62975 to 60407. [2022-07-12 14:50:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60407 states, 43300 states have (on average 1.2921939953810624) internal successors, (55952), 43536 states have internal predecessors, (55952), 13926 states have call successors, (13926), 3180 states have call predecessors, (13926), 3180 states have return successors, (13926), 13754 states have call predecessors, (13926), 13926 states have call successors, (13926) [2022-07-12 14:50:10,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60407 states to 60407 states and 83804 transitions. [2022-07-12 14:50:10,721 INFO L78 Accepts]: Start accepts. Automaton has 60407 states and 83804 transitions. Word has length 473 [2022-07-12 14:50:10,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:10,722 INFO L495 AbstractCegarLoop]: Abstraction has 60407 states and 83804 transitions. [2022-07-12 14:50:10,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:50:10,723 INFO L276 IsEmpty]: Start isEmpty. Operand 60407 states and 83804 transitions. [2022-07-12 14:50:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2022-07-12 14:50:10,730 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:10,730 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 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] [2022-07-12 14:50:10,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 14:50:10,731 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:10,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:10,731 INFO L85 PathProgramCache]: Analyzing trace with hash 551241683, now seen corresponding path program 1 times [2022-07-12 14:50:10,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:50:10,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125696065] [2022-07-12 14:50:10,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:10,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:50:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:50:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:50:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:50:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:50:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:50:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:50:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:50:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:50:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:50:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:50:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:50:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:50:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:50:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:50:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:50:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:50:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:50:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:50:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:50:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:50:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:50:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:50:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:50:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:50:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:50:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:50:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:50:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:50:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:50:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:50:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:50:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:50:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:50:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:50:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:50:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:50:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:50:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:50:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:50:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-07-12 14:50:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:50:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:50:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-12 14:50:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-07-12 14:50:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6445 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6445 trivial. 0 not checked. [2022-07-12 14:50:11,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:50:11,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125696065] [2022-07-12 14:50:11,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125696065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:11,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:11,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:50:11,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897910265] [2022-07-12 14:50:11,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:11,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:50:11,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:50:11,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:50:11,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:50:11,919 INFO L87 Difference]: Start difference. First operand 60407 states and 83804 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 14:50:15,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:19,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:20,889 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:22,003 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:26,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:26,361 INFO L93 Difference]: Finished difference Result 178068 states and 247763 transitions. [2022-07-12 14:50:26,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:50:26,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 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 478 [2022-07-12 14:50:26,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:27,269 INFO L225 Difference]: With dead ends: 178068 [2022-07-12 14:50:27,269 INFO L226 Difference]: Without dead ends: 117742 [2022-07-12 14:50:27,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:50:27,485 INFO L413 NwaCegarLoop]: 4076 mSDtfsCounter, 3366 mSDsluCounter, 4556 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 1195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3714 SdHoareTripleChecker+Valid, 8632 SdHoareTripleChecker+Invalid, 3012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:27,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3714 Valid, 8632 Invalid, 3012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1195 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2022-07-12 14:50:27,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117742 states. [2022-07-12 14:50:30,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117742 to 112880. [2022-07-12 14:50:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112880 states, 80470 states have (on average 1.2900335528768485) internal successors, (103809), 80974 states have internal predecessors, (103809), 26293 states have call successors, (26293), 6116 states have call predecessors, (26293), 6116 states have return successors, (26293), 25917 states have call predecessors, (26293), 26293 states have call successors, (26293) [2022-07-12 14:50:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112880 states to 112880 states and 156395 transitions. [2022-07-12 14:50:31,366 INFO L78 Accepts]: Start accepts. Automaton has 112880 states and 156395 transitions. Word has length 478 [2022-07-12 14:50:31,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:31,367 INFO L495 AbstractCegarLoop]: Abstraction has 112880 states and 156395 transitions. [2022-07-12 14:50:31,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 14:50:31,367 INFO L276 IsEmpty]: Start isEmpty. Operand 112880 states and 156395 transitions. [2022-07-12 14:50:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-07-12 14:50:31,378 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:31,378 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 38, 38, 38, 38, 38, 38, 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] [2022-07-12 14:50:31,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 14:50:31,378 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:31,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:31,379 INFO L85 PathProgramCache]: Analyzing trace with hash -40499067, now seen corresponding path program 1 times [2022-07-12 14:50:31,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:50:31,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556037050] [2022-07-12 14:50:31,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:31,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:50:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:50:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:50:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:50:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:50:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:50:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:50:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:50:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:50:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:50:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:31,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:50:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:50:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:50:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:50:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:50:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:50:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:50:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:50:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:50:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:50:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:50:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:50:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:50:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:50:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:50:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:50:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:50:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:50:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:50:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:50:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:50:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:50:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:50:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:50:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:50:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:50:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:50:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:50:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:50:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:50:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-12 14:50:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:50:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-12 14:50:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-12 14:50:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6561 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6558 trivial. 0 not checked. [2022-07-12 14:50:32,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:50:32,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556037050] [2022-07-12 14:50:32,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556037050] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:32,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:32,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:50:32,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807423276] [2022-07-12 14:50:32,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:32,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:50:32,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:50:32,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:50:32,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:50:32,526 INFO L87 Difference]: Start difference. First operand 112880 states and 156395 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-12 14:50:34,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:40,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:46,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:46,481 INFO L93 Difference]: Finished difference Result 232155 states and 322000 transitions. [2022-07-12 14:50:46,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:50:46,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 486 [2022-07-12 14:50:46,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:47,199 INFO L225 Difference]: With dead ends: 232155 [2022-07-12 14:50:47,199 INFO L226 Difference]: Without dead ends: 119356 [2022-07-12 14:50:47,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:50:47,472 INFO L413 NwaCegarLoop]: 3437 mSDtfsCounter, 1621 mSDsluCounter, 4321 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 833 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1796 SdHoareTripleChecker+Valid, 7758 SdHoareTripleChecker+Invalid, 2356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 833 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:47,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1796 Valid, 7758 Invalid, 2356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [833 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2022-07-12 14:50:47,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119356 states. [2022-07-12 14:50:50,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119356 to 114516. [2022-07-12 14:50:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114516 states, 81593 states have (on average 1.2878678317992964) internal successors, (105081), 82099 states have internal predecessors, (105081), 26565 states have call successors, (26565), 6357 states have call predecessors, (26565), 6357 states have return successors, (26565), 26189 states have call predecessors, (26565), 26565 states have call successors, (26565) [2022-07-12 14:50:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114516 states to 114516 states and 158211 transitions. [2022-07-12 14:50:51,226 INFO L78 Accepts]: Start accepts. Automaton has 114516 states and 158211 transitions. Word has length 486 [2022-07-12 14:50:51,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:51,227 INFO L495 AbstractCegarLoop]: Abstraction has 114516 states and 158211 transitions. [2022-07-12 14:50:51,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-12 14:50:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 114516 states and 158211 transitions. [2022-07-12 14:50:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-07-12 14:50:51,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:51,240 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 38, 38, 38, 38, 38, 38, 4, 4, 4, 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] [2022-07-12 14:50:51,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 14:50:51,240 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:51,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:51,240 INFO L85 PathProgramCache]: Analyzing trace with hash 402212364, now seen corresponding path program 1 times [2022-07-12 14:50:51,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:50:51,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215362686] [2022-07-12 14:50:51,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:51,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:50:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:50:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:50:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:50:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:50:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:50:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:50:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:50:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:50:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:50:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:50:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:50:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:50:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:50:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:50:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:50:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:50:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:50:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:50:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:50:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:50:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:50:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:50:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:50:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:50:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:50:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:50:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:51,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:50:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:50:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:50:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:50:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:50:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:50:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:50:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:50:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:50:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:50:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:50:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:50:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:50:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:50:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-12 14:50:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-12 14:50:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-12 14:50:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:50:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-12 14:50:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-12 14:50:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-12 14:50:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 14:50:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-12 14:50:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-12 14:50:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6951 trivial. 0 not checked. [2022-07-12 14:50:52,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:50:52,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215362686] [2022-07-12 14:50:52,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215362686] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:52,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:52,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:50:52,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122673248] [2022-07-12 14:50:52,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:52,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:50:52,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:50:52,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:50:52,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:50:52,240 INFO L87 Difference]: Start difference. First operand 114516 states and 158211 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-12 14:50:54,393 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:50:56,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:00,080 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:02,777 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:03,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:12,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:51:12,894 INFO L93 Difference]: Finished difference Result 348134 states and 482858 transitions. [2022-07-12 14:51:12,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:51:12,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 545 [2022-07-12 14:51:12,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:51:14,258 INFO L225 Difference]: With dead ends: 348134 [2022-07-12 14:51:14,258 INFO L226 Difference]: Without dead ends: 234567 [2022-07-12 14:51:14,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:51:14,626 INFO L413 NwaCegarLoop]: 6149 mSDtfsCounter, 3196 mSDsluCounter, 5929 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 761 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3554 SdHoareTripleChecker+Valid, 12078 SdHoareTripleChecker+Invalid, 2638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-07-12 14:51:14,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3554 Valid, 12078 Invalid, 2638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 15.9s Time] [2022-07-12 14:51:15,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234567 states. [2022-07-12 14:51:20,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234567 to 224897. [2022-07-12 14:51:20,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224897 states, 160435 states have (on average 1.2882849752236107) internal successors, (206686), 161229 states have internal predecessors, (206686), 51988 states have call successors, (51988), 12473 states have call predecessors, (51988), 12473 states have return successors, (51988), 51452 states have call predecessors, (51988), 51988 states have call successors, (51988) [2022-07-12 14:51:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224897 states to 224897 states and 310662 transitions. [2022-07-12 14:51:22,153 INFO L78 Accepts]: Start accepts. Automaton has 224897 states and 310662 transitions. Word has length 545 [2022-07-12 14:51:22,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:51:22,154 INFO L495 AbstractCegarLoop]: Abstraction has 224897 states and 310662 transitions. [2022-07-12 14:51:22,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-12 14:51:22,154 INFO L276 IsEmpty]: Start isEmpty. Operand 224897 states and 310662 transitions. [2022-07-12 14:51:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-07-12 14:51:22,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:51:22,167 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 38, 38, 38, 38, 38, 38, 4, 4, 4, 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] [2022-07-12 14:51:22,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 14:51:22,168 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:51:22,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:51:22,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1283967474, now seen corresponding path program 1 times [2022-07-12 14:51:22,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:51:22,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247629773] [2022-07-12 14:51:22,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:51:22,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:51:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:51:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:51:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:51:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:51:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:51:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:51:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:51:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:51:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:51:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:51:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:51:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:51:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:51:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:51:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:51:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:51:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:51:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:22,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:51:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:51:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:51:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:51:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:51:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:51:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:51:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:51:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:51:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:51:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:51:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:51:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:51:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:51:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:51:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:51:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:51:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:51:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 14:51:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:51:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:51:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:51:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:51:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-12 14:51:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-12 14:51:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-12 14:51:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:51:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-12 14:51:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-12 14:51:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-12 14:51:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 14:51:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-12 14:51:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-12 14:51:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:51:23,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6951 trivial. 0 not checked. [2022-07-12 14:51:23,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:51:23,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247629773] [2022-07-12 14:51:23,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247629773] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:51:23,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:51:23,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:51:23,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13368112] [2022-07-12 14:51:23,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:51:23,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:51:23,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:51:23,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:51:23,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:51:23,418 INFO L87 Difference]: Start difference. First operand 224897 states and 310662 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-12 14:51:25,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:30,017 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:31,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:33,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:35,001 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:51:48,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:51:48,593 INFO L93 Difference]: Finished difference Result 573788 states and 795276 transitions. [2022-07-12 14:51:48,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:51:48,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 545 [2022-07-12 14:51:48,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:51:50,513 INFO L225 Difference]: With dead ends: 573788 [2022-07-12 14:51:50,513 INFO L226 Difference]: Without dead ends: 348361 [2022-07-12 14:51:51,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:51:51,582 INFO L413 NwaCegarLoop]: 6150 mSDtfsCounter, 3193 mSDsluCounter, 5933 mSDsCounter, 0 mSdLazyCounter, 1880 mSolverCounterSat, 761 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3550 SdHoareTripleChecker+Valid, 12083 SdHoareTripleChecker+Invalid, 2641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 1880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:51:51,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3550 Valid, 12083 Invalid, 2641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 1880 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2022-07-12 14:51:51,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348361 states.