./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.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 abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:47:51,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:47:51,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:47:51,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:47:51,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:47:51,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:47:52,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:47:52,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:47:52,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:47:52,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:47:52,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:47:52,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:47:52,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:47:52,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:47:52,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:47:52,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:47:52,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:47:52,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:47:52,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:47:52,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:47:52,032 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:47:52,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:47:52,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:47:52,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:47:52,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:47:52,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:47:52,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:47:52,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:47:52,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:47:52,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:47:52,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:47:52,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:47:52,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:47:52,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:47:52,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:47:52,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:47:52,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:47:52,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:47:52,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:47:52,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:47:52,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:47:52,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:47:52,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:47:52,090 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:47:52,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:47:52,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:47:52,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:47:52,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:47:52,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:47:52,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:47:52,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:47:52,093 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:47:52,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:47:52,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:47:52,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:47:52,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:47:52,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:47:52,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:47:52,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:47:52,095 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:47:52,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:47:52,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:47:52,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:47:52,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:47:52,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:47:52,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:47:52,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:47:52,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:47:52,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:47:52,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:47:52,099 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:47:52,099 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:47:52,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:47:52,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 [2022-07-14 03:47:52,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:47:52,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:47:52,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:47:52,349 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:47:52,349 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:47:52,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-07-14 03:47:52,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de8eb27b/96065ba813dd4ca8b132f63567258aef/FLAGfe401c6c3 [2022-07-14 03:47:53,175 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:47:53,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-07-14 03:47:53,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de8eb27b/96065ba813dd4ca8b132f63567258aef/FLAGfe401c6c3 [2022-07-14 03:47:53,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de8eb27b/96065ba813dd4ca8b132f63567258aef [2022-07-14 03:47:53,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:47:53,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:47:53,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:47:53,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:47:53,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:47:53,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:47:53" (1/1) ... [2022-07-14 03:47:53,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70569ddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:53, skipping insertion in model container [2022-07-14 03:47:53,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:47:53" (1/1) ... [2022-07-14 03:47:53,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:47:53,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:47:56,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2022-07-14 03:47:56,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2022-07-14 03:47:56,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:47:56,825 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:47:57,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2022-07-14 03:47:57,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2022-07-14 03:47:57,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:47:57,490 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:47:57,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57 WrapperNode [2022-07-14 03:47:57,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:47:57,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:47:57,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:47:57,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:47:57,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:57,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:57,858 INFO L137 Inliner]: procedures = 556, calls = 2946, calls flagged for inlining = 291, calls inlined = 260, statements flattened = 7648 [2022-07-14 03:47:57,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:47:57,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:47:57,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:47:57,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:47:57,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:57,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:57,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:57,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:58,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:58,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:58,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:58,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:47:58,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:47:58,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:47:58,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:47:58,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (1/1) ... [2022-07-14 03:47:58,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:47:58,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:47:58,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 03:47:58,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 03:47:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-07-14 03:47:58,277 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-07-14 03:47:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 03:47:58,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 03:47:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-14 03:47:58,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-14 03:47:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 03:47:58,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 03:47:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-07-14 03:47:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-07-14 03:47:58,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:47:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:47:58,279 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 03:47:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 03:47:58,279 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 03:47:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 03:47:58,280 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 03:47:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 03:47:58,280 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2022-07-14 03:47:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2022-07-14 03:47:58,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-14 03:47:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-14 03:47:58,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 03:47:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 03:47:58,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:47:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:47:58,281 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 03:47:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 03:47:58,281 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 03:47:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 03:47:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:47:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:47:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 03:47:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 03:47:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:47:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2022-07-14 03:47:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2022-07-14 03:47:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 03:47:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 03:47:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 03:47:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 03:47:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:47:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2022-07-14 03:47:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2022-07-14 03:47:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 03:47:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 03:47:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-14 03:47:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-14 03:47:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:47:58,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:47:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:47:58,285 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2022-07-14 03:47:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2022-07-14 03:47:58,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:47:58,285 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 03:47:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 03:47:58,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-14 03:47:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-14 03:47:58,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:47:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:47:58,286 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2022-07-14 03:47:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2022-07-14 03:47:58,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 03:47:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 03:47:58,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 03:47:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 03:47:58,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 03:47:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 03:47:58,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 03:47:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 03:47:58,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-14 03:47:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-14 03:47:58,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 03:47:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 03:47:58,288 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2022-07-14 03:47:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2022-07-14 03:47:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-07-14 03:47:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-07-14 03:47:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2022-07-14 03:47:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2022-07-14 03:47:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:47:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 03:47:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 03:47:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 03:47:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 03:47:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-14 03:47:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-14 03:47:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-14 03:47:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-14 03:47:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 03:47:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 03:47:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-14 03:47:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-14 03:47:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2022-07-14 03:47:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2022-07-14 03:47:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:47:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 03:47:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 03:47:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:47:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:47:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 03:47:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 03:47:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:47:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 03:47:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:47:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:47:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2022-07-14 03:47:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2022-07-14 03:47:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 03:47:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 03:47:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 03:47:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 03:47:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2022-07-14 03:47:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2022-07-14 03:47:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 03:47:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 03:47:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2022-07-14 03:47:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2022-07-14 03:47:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-14 03:47:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-14 03:47:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-14 03:47:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-14 03:47:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:47:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:47:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 03:47:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 03:47:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 03:47:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 03:47:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2022-07-14 03:47:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2022-07-14 03:47:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-07-14 03:47:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-07-14 03:47:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 03:47:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 03:47:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2022-07-14 03:47:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2022-07-14 03:47:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-07-14 03:47:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-07-14 03:47:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:47:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:47:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 03:47:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 03:47:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:47:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:47:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:47:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:47:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2022-07-14 03:47:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2022-07-14 03:47:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2022-07-14 03:47:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2022-07-14 03:47:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2022-07-14 03:47:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2022-07-14 03:47:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-14 03:47:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 03:47:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 03:47:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2022-07-14 03:47:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2022-07-14 03:47:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2022-07-14 03:47:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2022-07-14 03:47:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 03:47:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 03:47:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:47:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:47:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-14 03:47:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-14 03:47:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 03:47:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 03:47:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-14 03:47:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-14 03:47:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-14 03:47:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-14 03:47:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2022-07-14 03:47:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2022-07-14 03:47:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2022-07-14 03:47:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2022-07-14 03:47:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2022-07-14 03:47:58,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2022-07-14 03:47:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 03:47:58,303 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 03:47:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:47:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2022-07-14 03:47:58,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2022-07-14 03:47:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 03:47:58,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 03:47:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:47:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2022-07-14 03:47:58,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2022-07-14 03:47:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:47:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2022-07-14 03:47:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2022-07-14 03:47:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2022-07-14 03:47:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2022-07-14 03:47:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-07-14 03:47:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-07-14 03:47:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 03:47:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 03:47:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-07-14 03:47:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-07-14 03:47:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:47:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:47:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2022-07-14 03:47:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2022-07-14 03:47:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-14 03:47:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-14 03:47:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-14 03:47:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-14 03:47:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2022-07-14 03:47:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2022-07-14 03:47:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-07-14 03:47:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-07-14 03:47:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2022-07-14 03:47:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2022-07-14 03:47:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2022-07-14 03:47:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2022-07-14 03:47:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-14 03:47:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-14 03:47:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 03:47:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 03:47:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 03:47:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 03:47:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2022-07-14 03:47:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2022-07-14 03:47:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:47:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:47:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2022-07-14 03:47:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2022-07-14 03:47:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2022-07-14 03:47:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2022-07-14 03:47:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-14 03:47:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-14 03:47:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 03:47:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 03:47:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:47:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2022-07-14 03:47:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2022-07-14 03:47:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:47:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:47:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 03:47:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 03:47:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 03:47:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 03:47:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2022-07-14 03:47:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2022-07-14 03:47:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2022-07-14 03:47:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2022-07-14 03:47:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-14 03:47:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-14 03:47:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2022-07-14 03:47:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2022-07-14 03:47:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:47:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:47:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 03:47:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 03:47:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 03:47:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 03:47:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-14 03:47:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-14 03:47:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-14 03:47:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-14 03:47:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:47:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-14 03:47:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-14 03:47:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-07-14 03:47:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-07-14 03:47:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:47:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:47:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-14 03:47:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-14 03:47:59,343 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:47:59,347 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:47:59,524 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:48:05,092 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:48:05,200 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:48:05,217 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:48:05,217 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-07-14 03:48:05,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:48:05 BoogieIcfgContainer [2022-07-14 03:48:05,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:48:05,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:48:05,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:48:05,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:48:05,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:47:53" (1/3) ... [2022-07-14 03:48:05,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a64070f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:48:05, skipping insertion in model container [2022-07-14 03:48:05,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:47:57" (2/3) ... [2022-07-14 03:48:05,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a64070f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:48:05, skipping insertion in model container [2022-07-14 03:48:05,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:48:05" (3/3) ... [2022-07-14 03:48:05,228 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-07-14 03:48:05,240 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:48:05,241 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 03:48:05,336 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:48:05,342 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@70b8807f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@15ac5bc6 [2022-07-14 03:48:05,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 03:48:05,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 1963 states have (on average 1.3295975547631176) internal successors, (2610), 2003 states have internal predecessors, (2610), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) [2022-07-14 03:48:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-07-14 03:48:05,412 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:05,413 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 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] [2022-07-14 03:48:05,414 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:05,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:05,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1721143499, now seen corresponding path program 1 times [2022-07-14 03:48:05,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:05,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009438902] [2022-07-14 03:48:05,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:05,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:48:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-14 03:48:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-14 03:48:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:48:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:48:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-14 03:48:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 03:48:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:48:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:48:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 03:48:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-14 03:48:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-07-14 03:48:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 03:48:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2022-07-14 03:48:06,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:06,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009438902] [2022-07-14 03:48:06,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009438902] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:06,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:06,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:48:06,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242020794] [2022-07-14 03:48:06,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:06,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:48:06,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:06,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:48:06,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:48:06,669 INFO L87 Difference]: Start difference. First operand has 2786 states, 1963 states have (on average 1.3295975547631176) internal successors, (2610), 2003 states have internal predecessors, (2610), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) Second operand has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-14 03:48:13,912 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 [] [2022-07-14 03:48:15,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:48:17,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:48:24,282 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:48:30,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:48:35,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:48:36,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:36,391 INFO L93 Difference]: Finished difference Result 8674 states and 12740 transitions. [2022-07-14 03:48:36,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:48:36,394 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 258 [2022-07-14 03:48:36,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:36,449 INFO L225 Difference]: With dead ends: 8674 [2022-07-14 03:48:36,449 INFO L226 Difference]: Without dead ends: 5724 [2022-07-14 03:48:36,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:48:36,477 INFO L413 NwaCegarLoop]: 4251 mSDtfsCounter, 8687 mSDsluCounter, 6235 mSDsCounter, 0 mSdLazyCounter, 7221 mSolverCounterSat, 6252 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9142 SdHoareTripleChecker+Valid, 10486 SdHoareTripleChecker+Invalid, 13474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6252 IncrementalHoareTripleChecker+Valid, 7221 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:36,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9142 Valid, 10486 Invalid, 13474 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6252 Valid, 7221 Invalid, 1 Unknown, 0 Unchecked, 28.9s Time] [2022-07-14 03:48:36,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5724 states. [2022-07-14 03:48:36,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5724 to 5077. [2022-07-14 03:48:36,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5077 states, 3620 states have (on average 1.2966850828729282) internal successors, (4694), 3689 states have internal predecessors, (4694), 1223 states have call successors, (1223), 233 states have call predecessors, (1223), 233 states have return successors, (1223), 1199 states have call predecessors, (1223), 1223 states have call successors, (1223) [2022-07-14 03:48:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 5077 states and 7140 transitions. [2022-07-14 03:48:36,926 INFO L78 Accepts]: Start accepts. Automaton has 5077 states and 7140 transitions. Word has length 258 [2022-07-14 03:48:36,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:36,929 INFO L495 AbstractCegarLoop]: Abstraction has 5077 states and 7140 transitions. [2022-07-14 03:48:36,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-14 03:48:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5077 states and 7140 transitions. [2022-07-14 03:48:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-14 03:48:36,945 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:36,945 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 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] [2022-07-14 03:48:36,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:48:36,946 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:36,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:36,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1745276833, now seen corresponding path program 1 times [2022-07-14 03:48:36,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:36,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607509640] [2022-07-14 03:48:36,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:36,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:48:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-14 03:48:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 03:48:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:48:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:48:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 03:48:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-07-14 03:48:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:48:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:48:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 03:48:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:48:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-07-14 03:48:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 03:48:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2022-07-14 03:48:37,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:37,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607509640] [2022-07-14 03:48:37,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607509640] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:37,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:37,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:48:37,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689100657] [2022-07-14 03:48:37,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:37,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:48:37,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:37,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:48:37,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:48:37,526 INFO L87 Difference]: Start difference. First operand 5077 states and 7140 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-14 03:48:54,781 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 [] [2022-07-14 03:48:55,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:48:55,526 INFO L93 Difference]: Finished difference Result 14900 states and 21042 transitions. [2022-07-14 03:48:55,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:48:55,528 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 268 [2022-07-14 03:48:55,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:48:55,584 INFO L225 Difference]: With dead ends: 14900 [2022-07-14 03:48:55,585 INFO L226 Difference]: Without dead ends: 9854 [2022-07-14 03:48:55,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:48:55,607 INFO L413 NwaCegarLoop]: 3540 mSDtfsCounter, 8538 mSDsluCounter, 5567 mSDsCounter, 0 mSdLazyCounter, 6288 mSolverCounterSat, 5926 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8854 SdHoareTripleChecker+Valid, 9107 SdHoareTripleChecker+Invalid, 12215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5926 IncrementalHoareTripleChecker+Valid, 6288 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:48:55,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8854 Valid, 9107 Invalid, 12215 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5926 Valid, 6288 Invalid, 1 Unknown, 0 Unchecked, 17.3s Time] [2022-07-14 03:48:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9854 states. [2022-07-14 03:48:55,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9854 to 8696. [2022-07-14 03:48:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8696 states, 6213 states have (on average 1.2993722839208113) internal successors, (8073), 6325 states have internal predecessors, (8073), 2035 states have call successors, (2035), 438 states have call predecessors, (2035), 447 states have return successors, (2059), 1992 states have call predecessors, (2059), 2035 states have call successors, (2059) [2022-07-14 03:48:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8696 states to 8696 states and 12167 transitions. [2022-07-14 03:48:56,019 INFO L78 Accepts]: Start accepts. Automaton has 8696 states and 12167 transitions. Word has length 268 [2022-07-14 03:48:56,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:48:56,020 INFO L495 AbstractCegarLoop]: Abstraction has 8696 states and 12167 transitions. [2022-07-14 03:48:56,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-14 03:48:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 8696 states and 12167 transitions. [2022-07-14 03:48:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-07-14 03:48:56,035 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:48:56,035 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 5, 5, 5, 4, 4, 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] [2022-07-14 03:48:56,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:48:56,036 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:48:56,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:48:56,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1947325840, now seen corresponding path program 1 times [2022-07-14 03:48:56,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:48:56,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072599504] [2022-07-14 03:48:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:48:56,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:48:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:48:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:48:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:48:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:48:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:48:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:48:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:48:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:48:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:48:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:48:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:48:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:48:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:48:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:48:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:48:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:48:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:48:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:48:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:48:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:48:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:48:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-14 03:48:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 03:48:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:48:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:48:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 03:48:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-07-14 03:48:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:48:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:48:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-14 03:48:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-14 03:48:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:48:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 03:48:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:48:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:48:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-07-14 03:48:56,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:48:56,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072599504] [2022-07-14 03:48:56,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072599504] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:48:56,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:48:56,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:48:56,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817919861] [2022-07-14 03:48:56,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:48:56,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:48:56,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:48:56,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:48:56,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:48:56,845 INFO L87 Difference]: Start difference. First operand 8696 states and 12167 transitions. Second operand has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2022-07-14 03:49:09,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:15,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:49:15,240 INFO L93 Difference]: Finished difference Result 28296 states and 39896 transitions. [2022-07-14 03:49:15,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:49:15,240 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) Word has length 331 [2022-07-14 03:49:15,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:49:15,381 INFO L225 Difference]: With dead ends: 28296 [2022-07-14 03:49:15,381 INFO L226 Difference]: Without dead ends: 19631 [2022-07-14 03:49:15,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:49:15,434 INFO L413 NwaCegarLoop]: 4478 mSDtfsCounter, 9312 mSDsluCounter, 6918 mSDsCounter, 0 mSdLazyCounter, 6918 mSolverCounterSat, 6002 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9798 SdHoareTripleChecker+Valid, 11396 SdHoareTripleChecker+Invalid, 12920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6002 IncrementalHoareTripleChecker+Valid, 6918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-07-14 03:49:15,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9798 Valid, 11396 Invalid, 12920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6002 Valid, 6918 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2022-07-14 03:49:15,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19631 states. [2022-07-14 03:49:16,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19631 to 17331. [2022-07-14 03:49:16,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17331 states, 12383 states have (on average 1.2997658079625294) internal successors, (16095), 12613 states have internal predecessors, (16095), 4051 states have call successors, (4051), 876 states have call predecessors, (4051), 896 states have return successors, (4111), 3961 states have call predecessors, (4111), 4051 states have call successors, (4111) [2022-07-14 03:49:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17331 states to 17331 states and 24257 transitions. [2022-07-14 03:49:16,345 INFO L78 Accepts]: Start accepts. Automaton has 17331 states and 24257 transitions. Word has length 331 [2022-07-14 03:49:16,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:49:16,347 INFO L495 AbstractCegarLoop]: Abstraction has 17331 states and 24257 transitions. [2022-07-14 03:49:16,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2022-07-14 03:49:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 17331 states and 24257 transitions. [2022-07-14 03:49:16,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-07-14 03:49:16,362 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:49:16,362 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 5, 5, 5, 4, 4, 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] [2022-07-14 03:49:16,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:49:16,363 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:49:16,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:49:16,363 INFO L85 PathProgramCache]: Analyzing trace with hash 730201006, now seen corresponding path program 1 times [2022-07-14 03:49:16,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:49:16,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084469994] [2022-07-14 03:49:16,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:49:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:49:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:49:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:49:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:49:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:49:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:49:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:49:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:49:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:49:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:49:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:49:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:49:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:49:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:49:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:49:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:49:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:49:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:49:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:49:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:49:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:49:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:49:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-14 03:49:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 03:49:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:49:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:49:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 03:49:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-07-14 03:49:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:49:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:49:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-14 03:49:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-14 03:49:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 03:49:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:17,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:49:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-07-14 03:49:17,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:49:17,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084469994] [2022-07-14 03:49:17,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084469994] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:49:17,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:49:17,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:49:17,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806718328] [2022-07-14 03:49:17,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:49:17,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:49:17,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:49:17,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:49:17,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:49:17,012 INFO L87 Difference]: Start difference. First operand 17331 states and 24257 transitions. Second operand has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2022-07-14 03:49:23,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:27,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:36,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:40,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:41,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:49:42,837 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 [] [2022-07-14 03:49:44,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:49:44,252 INFO L93 Difference]: Finished difference Result 45825 states and 64604 transitions. [2022-07-14 03:49:44,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:49:44,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) Word has length 331 [2022-07-14 03:49:44,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:49:44,390 INFO L225 Difference]: With dead ends: 45825 [2022-07-14 03:49:44,391 INFO L226 Difference]: Without dead ends: 28525 [2022-07-14 03:49:44,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:49:44,462 INFO L413 NwaCegarLoop]: 5005 mSDtfsCounter, 7330 mSDsluCounter, 7007 mSDsCounter, 0 mSdLazyCounter, 7240 mSolverCounterSat, 5113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7774 SdHoareTripleChecker+Valid, 12012 SdHoareTripleChecker+Invalid, 12353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5113 IncrementalHoareTripleChecker+Valid, 7240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-07-14 03:49:44,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7774 Valid, 12012 Invalid, 12353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5113 Valid, 7240 Invalid, 0 Unknown, 0 Unchecked, 26.2s Time] [2022-07-14 03:49:44,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28525 states. [2022-07-14 03:49:45,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28525 to 25155. [2022-07-14 03:49:45,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25155 states, 18021 states have (on average 1.3008712058154375) internal successors, (23443), 18344 states have internal predecessors, (23443), 5834 states have call successors, (5834), 1276 states have call predecessors, (5834), 1299 states have return successors, (5902), 5702 states have call predecessors, (5902), 5834 states have call successors, (5902) [2022-07-14 03:49:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25155 states to 25155 states and 35179 transitions. [2022-07-14 03:49:45,656 INFO L78 Accepts]: Start accepts. Automaton has 25155 states and 35179 transitions. Word has length 331 [2022-07-14 03:49:45,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:49:45,656 INFO L495 AbstractCegarLoop]: Abstraction has 25155 states and 35179 transitions. [2022-07-14 03:49:45,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2022-07-14 03:49:45,657 INFO L276 IsEmpty]: Start isEmpty. Operand 25155 states and 35179 transitions. [2022-07-14 03:49:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-07-14 03:49:45,675 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:49:45,675 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 9, 9, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:49:45,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 03:49:45,676 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:49:45,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:49:45,676 INFO L85 PathProgramCache]: Analyzing trace with hash 144161826, now seen corresponding path program 1 times [2022-07-14 03:49:45,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:49:45,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732923776] [2022-07-14 03:49:45,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:49:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:49:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:49:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:49:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:49:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:49:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:49:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:49:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:49:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:49:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:45,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:49:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:49:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:49:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:49:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:49:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:49:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:49:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:49:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:49:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:49:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:49:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:49:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:49:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:49:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:49:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:49:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:49:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:49:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:49:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:49:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 03:49:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:49:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-14 03:49:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:49:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:49:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 03:49:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-14 03:49:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:49:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:49:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-14 03:49:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-14 03:49:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:49:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:49:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-14 03:49:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:49:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2022-07-14 03:49:46,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:49:46,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732923776] [2022-07-14 03:49:46,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732923776] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:49:46,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:49:46,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:49:46,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699201143] [2022-07-14 03:49:46,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:49:46,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:49:46,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:49:46,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:49:46,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:49:46,538 INFO L87 Difference]: Start difference. First operand 25155 states and 35179 transitions. Second operand has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) [2022-07-14 03:50:09,512 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 [] [2022-07-14 03:50:11,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:13,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:50:13,349 INFO L93 Difference]: Finished difference Result 62567 states and 88104 transitions. [2022-07-14 03:50:13,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:50:13,350 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) Word has length 405 [2022-07-14 03:50:13,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:50:13,530 INFO L225 Difference]: With dead ends: 62567 [2022-07-14 03:50:13,530 INFO L226 Difference]: Without dead ends: 37443 [2022-07-14 03:50:13,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:50:13,631 INFO L413 NwaCegarLoop]: 6292 mSDtfsCounter, 6080 mSDsluCounter, 8790 mSDsCounter, 0 mSdLazyCounter, 7546 mSolverCounterSat, 4233 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6526 SdHoareTripleChecker+Valid, 15082 SdHoareTripleChecker+Invalid, 11781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4233 IncrementalHoareTripleChecker+Valid, 7546 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:50:13,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6526 Valid, 15082 Invalid, 11781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4233 Valid, 7546 Invalid, 2 Unknown, 0 Unchecked, 25.6s Time] [2022-07-14 03:50:13,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37443 states. [2022-07-14 03:50:14,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37443 to 32967. [2022-07-14 03:50:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32967 states, 23647 states have (on average 1.301602740305324) internal successors, (30779), 24063 states have internal predecessors, (30779), 7617 states have call successors, (7617), 1676 states have call predecessors, (7617), 1702 states have return successors, (7693), 7443 states have call predecessors, (7693), 7617 states have call successors, (7693) [2022-07-14 03:50:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32967 states to 32967 states and 46089 transitions. [2022-07-14 03:50:15,181 INFO L78 Accepts]: Start accepts. Automaton has 32967 states and 46089 transitions. Word has length 405 [2022-07-14 03:50:15,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:50:15,183 INFO L495 AbstractCegarLoop]: Abstraction has 32967 states and 46089 transitions. [2022-07-14 03:50:15,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) [2022-07-14 03:50:15,183 INFO L276 IsEmpty]: Start isEmpty. Operand 32967 states and 46089 transitions. [2022-07-14 03:50:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-07-14 03:50:15,206 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:50:15,207 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 9, 9, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:50:15,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 03:50:15,207 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:50:15,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:50:15,208 INFO L85 PathProgramCache]: Analyzing trace with hash 615518176, now seen corresponding path program 1 times [2022-07-14 03:50:15,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:50:15,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140504023] [2022-07-14 03:50:15,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:50:15,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:50:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:50:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:50:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:50:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:50:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:50:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:50:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:50:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:50:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:50:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:50:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:50:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:50:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:50:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:50:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:50:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:50:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:50:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:50:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:50:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:50:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:50:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:50:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:50:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:50:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:50:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:50:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:50:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 03:50:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-14 03:50:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-14 03:50:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:50:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:50:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 03:50:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-14 03:50:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:50:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:50:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-14 03:50:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:16,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-14 03:50:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-14 03:50:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:16,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-14 03:50:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2022-07-14 03:50:16,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:50:16,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140504023] [2022-07-14 03:50:16,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140504023] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:50:16,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:50:16,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:50:16,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252176915] [2022-07-14 03:50:16,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:50:16,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:50:16,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:50:16,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:50:16,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:50:16,034 INFO L87 Difference]: Start difference. First operand 32967 states and 46089 transitions. Second operand has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) [2022-07-14 03:50:21,863 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:23,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:26,819 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:28,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:30,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:39,850 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:44,897 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:50:46,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:50:46,324 INFO L93 Difference]: Finished difference Result 79315 states and 111636 transitions. [2022-07-14 03:50:46,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:50:46,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) Word has length 405 [2022-07-14 03:50:46,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:50:46,537 INFO L225 Difference]: With dead ends: 79315 [2022-07-14 03:50:46,537 INFO L226 Difference]: Without dead ends: 46379 [2022-07-14 03:50:46,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:50:46,674 INFO L413 NwaCegarLoop]: 6358 mSDtfsCounter, 6084 mSDsluCounter, 8812 mSDsCounter, 0 mSdLazyCounter, 7618 mSolverCounterSat, 4208 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6535 SdHoareTripleChecker+Valid, 15170 SdHoareTripleChecker+Invalid, 11827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4208 IncrementalHoareTripleChecker+Valid, 7618 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:50:46,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6535 Valid, 15170 Invalid, 11827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4208 Valid, 7618 Invalid, 1 Unknown, 0 Unchecked, 28.9s Time] [2022-07-14 03:50:46,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46379 states. [2022-07-14 03:50:48,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46379 to 40797. [2022-07-14 03:50:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40797 states, 29289 states have (on average 1.3018880808494657) internal successors, (38131), 29798 states have internal predecessors, (38131), 9400 states have call successors, (9400), 2078 states have call predecessors, (9400), 2107 states have return successors, (9484), 9184 states have call predecessors, (9484), 9400 states have call successors, (9484) [2022-07-14 03:50:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40797 states to 40797 states and 57015 transitions. [2022-07-14 03:50:48,449 INFO L78 Accepts]: Start accepts. Automaton has 40797 states and 57015 transitions. Word has length 405 [2022-07-14 03:50:48,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:50:48,450 INFO L495 AbstractCegarLoop]: Abstraction has 40797 states and 57015 transitions. [2022-07-14 03:50:48,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 3 states have internal predecessors, (158), 4 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 4 states have call successors, (43) [2022-07-14 03:50:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 40797 states and 57015 transitions. [2022-07-14 03:50:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2022-07-14 03:50:48,474 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:50:48,475 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 15, 15, 15, 15, 15, 15, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:50:48,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 03:50:48,475 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:50:48,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:50:48,476 INFO L85 PathProgramCache]: Analyzing trace with hash 290219334, now seen corresponding path program 1 times [2022-07-14 03:50:48,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:50:48,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150314958] [2022-07-14 03:50:48,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:50:48,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:50:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:50:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:50:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:50:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:50:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:50:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:50:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:50:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:50:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:50:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:50:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:50:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:48,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:50:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:50:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:50:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:50:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:50:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-14 03:50:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-14 03:50:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:50:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-14 03:50:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-07-14 03:50:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:50:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:50:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-14 03:50:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-14 03:50:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:50:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:50:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-14 03:50:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:50:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:50:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-07-14 03:50:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-14 03:50:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 03:50:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 03:50:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-14 03:50:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-14 03:50:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-14 03:50:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 03:50:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 03:50:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-14 03:50:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-14 03:50:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1212 trivial. 0 not checked. [2022-07-14 03:50:49,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:50:49,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150314958] [2022-07-14 03:50:49,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150314958] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:50:49,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:50:49,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:50:49,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602099108] [2022-07-14 03:50:49,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:50:49,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:50:49,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:50:49,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:50:49,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:50:49,366 INFO L87 Difference]: Start difference. First operand 40797 states and 57015 transitions. Second operand has 5 states, 5 states have (on average 37.4) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-07-14 03:50:55,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:50:55,560 INFO L93 Difference]: Finished difference Result 70879 states and 98826 transitions. [2022-07-14 03:50:55,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 03:50:55,560 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.4) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 487 [2022-07-14 03:50:55,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:50:55,664 INFO L225 Difference]: With dead ends: 70879 [2022-07-14 03:50:55,664 INFO L226 Difference]: Without dead ends: 30113 [2022-07-14 03:50:55,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:50:55,740 INFO L413 NwaCegarLoop]: 3406 mSDtfsCounter, 5359 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 2815 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5662 SdHoareTripleChecker+Valid, 5706 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2815 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:50:55,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5662 Valid, 5706 Invalid, 4475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2815 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-14 03:50:55,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30113 states. [2022-07-14 03:50:56,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30113 to 28793. [2022-07-14 03:50:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28793 states, 20435 states have (on average 1.286469292879863) internal successors, (26289), 20828 states have internal predecessors, (26289), 6736 states have call successors, (6736), 1604 states have call predecessors, (6736), 1621 states have return successors, (6776), 6584 states have call predecessors, (6776), 6736 states have call successors, (6776) [2022-07-14 03:50:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28793 states to 28793 states and 39801 transitions. [2022-07-14 03:50:57,031 INFO L78 Accepts]: Start accepts. Automaton has 28793 states and 39801 transitions. Word has length 487 [2022-07-14 03:50:57,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:50:57,032 INFO L495 AbstractCegarLoop]: Abstraction has 28793 states and 39801 transitions. [2022-07-14 03:50:57,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.4) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-07-14 03:50:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 28793 states and 39801 transitions. [2022-07-14 03:50:57,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-14 03:50:57,049 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:50:57,049 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 13, 13, 13, 13, 13, 13, 11, 11, 11, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:50:57,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 03:50:57,050 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:50:57,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:50:57,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1849552496, now seen corresponding path program 1 times [2022-07-14 03:50:57,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:50:57,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285344144] [2022-07-14 03:50:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:50:57,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:50:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:50:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:50:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:50:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:50:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:50:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:50:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:50:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:50:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:50:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:50:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:50:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:50:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:50:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:50:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:50:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:50:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:50:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:50:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:50:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:50:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:50:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:50:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:50:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:50:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:50:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:50:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:50:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:50:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 03:50:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-14 03:50:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-14 03:50:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:50:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-14 03:50:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:50:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:50:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:50:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:50:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 03:50:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:50:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:50:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:50:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-14 03:50:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:50:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:50:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-07-14 03:50:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-14 03:50:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:50:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1382 trivial. 0 not checked. [2022-07-14 03:50:57,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:50:57,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285344144] [2022-07-14 03:50:57,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285344144] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:50:57,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:50:57,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:50:57,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071003234] [2022-07-14 03:50:57,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:50:57,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:50:57,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:50:57,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:50:57,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:50:57,845 INFO L87 Difference]: Start difference. First operand 28793 states and 39801 transitions. Second operand has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2022-07-14 03:51:07,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:51:10,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:51:15,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:51:15,975 INFO L93 Difference]: Finished difference Result 65139 states and 90484 transitions. [2022-07-14 03:51:15,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:51:15,976 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) Word has length 461 [2022-07-14 03:51:15,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:51:16,093 INFO L225 Difference]: With dead ends: 65139 [2022-07-14 03:51:16,093 INFO L226 Difference]: Without dead ends: 36377 [2022-07-14 03:51:16,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:51:16,156 INFO L413 NwaCegarLoop]: 4836 mSDtfsCounter, 5292 mSDsluCounter, 6677 mSDsCounter, 0 mSdLazyCounter, 6401 mSolverCounterSat, 4112 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5674 SdHoareTripleChecker+Valid, 11513 SdHoareTripleChecker+Invalid, 10514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4112 IncrementalHoareTripleChecker+Valid, 6401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:51:16,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5674 Valid, 11513 Invalid, 10514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4112 Valid, 6401 Invalid, 1 Unknown, 0 Unchecked, 16.9s Time] [2022-07-14 03:51:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36377 states. [2022-07-14 03:51:17,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36377 to 33197. [2022-07-14 03:51:17,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33197 states, 23559 states have (on average 1.2859204550278025) internal successors, (30295), 24016 states have internal predecessors, (30295), 7758 states have call successors, (7758), 1862 states have call predecessors, (7758), 1879 states have return successors, (7798), 7580 states have call predecessors, (7798), 7758 states have call successors, (7798) [2022-07-14 03:51:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33197 states to 33197 states and 45851 transitions. [2022-07-14 03:51:17,685 INFO L78 Accepts]: Start accepts. Automaton has 33197 states and 45851 transitions. Word has length 461 [2022-07-14 03:51:17,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:51:17,686 INFO L495 AbstractCegarLoop]: Abstraction has 33197 states and 45851 transitions. [2022-07-14 03:51:17,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2022-07-14 03:51:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33197 states and 45851 transitions. [2022-07-14 03:51:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-14 03:51:17,704 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:51:17,704 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 13, 13, 13, 13, 13, 13, 11, 11, 11, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:51:17,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 03:51:17,705 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:51:17,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:51:17,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1974058450, now seen corresponding path program 1 times [2022-07-14 03:51:17,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:51:17,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372486010] [2022-07-14 03:51:17,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:51:17,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:51:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:51:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:51:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:51:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:51:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:51:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:51:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:51:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:51:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:51:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:51:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:17,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:51:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:51:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:51:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:51:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:51:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:51:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:51:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:51:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:51:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:51:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:51:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:51:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:51:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:51:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:51:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:51:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:51:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:51:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 03:51:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-14 03:51:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-14 03:51:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:51:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-14 03:51:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:51:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:51:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:51:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:51:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 03:51:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 03:51:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:51:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:51:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-14 03:51:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 03:51:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-07-14 03:51:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-14 03:51:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1382 trivial. 0 not checked. [2022-07-14 03:51:18,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:51:18,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372486010] [2022-07-14 03:51:18,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372486010] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:51:18,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:51:18,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:51:18,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048682483] [2022-07-14 03:51:18,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:51:18,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:51:18,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:51:18,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:51:18,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:51:18,353 INFO L87 Difference]: Start difference. First operand 33197 states and 45851 transitions. Second operand has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2022-07-14 03:51:22,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:51:23,959 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:51:37,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:51:37,416 INFO L93 Difference]: Finished difference Result 74239 states and 103044 transitions. [2022-07-14 03:51:37,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 03:51:37,416 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) Word has length 461 [2022-07-14 03:51:37,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:51:37,575 INFO L225 Difference]: With dead ends: 74239 [2022-07-14 03:51:37,576 INFO L226 Difference]: Without dead ends: 41073 [2022-07-14 03:51:37,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-14 03:51:37,668 INFO L413 NwaCegarLoop]: 5407 mSDtfsCounter, 5161 mSDsluCounter, 7781 mSDsCounter, 0 mSdLazyCounter, 6534 mSolverCounterSat, 3667 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5540 SdHoareTripleChecker+Valid, 13188 SdHoareTripleChecker+Invalid, 10201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3667 IncrementalHoareTripleChecker+Valid, 6534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2022-07-14 03:51:37,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5540 Valid, 13188 Invalid, 10201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3667 Valid, 6534 Invalid, 0 Unknown, 0 Unchecked, 17.5s Time] [2022-07-14 03:51:37,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41073 states. [2022-07-14 03:51:38,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41073 to 37553. [2022-07-14 03:51:38,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37553 states, 26643 states have (on average 1.2856284952895696) internal successors, (34253), 27164 states have internal predecessors, (34253), 8776 states have call successors, (8776), 2116 states have call predecessors, (8776), 2133 states have return successors, (8816), 8572 states have call predecessors, (8816), 8776 states have call successors, (8816) [2022-07-14 03:51:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37553 states to 37553 states and 51845 transitions. [2022-07-14 03:51:39,129 INFO L78 Accepts]: Start accepts. Automaton has 37553 states and 51845 transitions. Word has length 461 [2022-07-14 03:51:39,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:51:39,130 INFO L495 AbstractCegarLoop]: Abstraction has 37553 states and 51845 transitions. [2022-07-14 03:51:39,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 3 states have internal predecessors, (172), 4 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2022-07-14 03:51:39,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37553 states and 51845 transitions. [2022-07-14 03:51:39,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2022-07-14 03:51:39,144 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:51:39,144 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 13, 13, 13, 13, 13, 13, 12, 12, 12, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:51:39,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-14 03:51:39,144 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:51:39,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:51:39,145 INFO L85 PathProgramCache]: Analyzing trace with hash -101053771, now seen corresponding path program 1 times [2022-07-14 03:51:39,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:51:39,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475009711] [2022-07-14 03:51:39,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:51:39,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:51:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:51:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:51:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:51:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:51:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:51:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:51:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:51:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:51:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:51:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:51:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:51:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:51:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:51:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 03:51:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 03:51:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-14 03:51:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:51:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 03:51:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 03:51:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-14 03:51:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-14 03:51:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-14 03:51:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:51:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:51:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:51:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:51:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:51:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 03:51:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 03:51:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:39,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-14 03:51:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-14 03:51:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 03:51:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-14 03:51:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-07-14 03:51:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 03:51:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 03:51:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-14 03:51:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-14 03:51:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 03:51:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 03:51:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-14 03:51:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-07-14 03:51:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 03:51:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-14 03:51:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-14 03:51:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-14 03:51:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:51:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-07-14 03:51:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-14 03:51:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:51:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1634 trivial. 0 not checked. [2022-07-14 03:51:40,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:51:40,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475009711] [2022-07-14 03:51:40,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475009711] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:51:40,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:51:40,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:51:40,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665605827] [2022-07-14 03:51:40,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:51:40,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:51:40,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:51:40,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:51:40,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:51:40,161 INFO L87 Difference]: Start difference. First operand 37553 states and 51845 transitions. Second operand has 6 states, 5 states have (on average 34.0) internal successors, (170), 3 states have internal predecessors, (170), 3 states have call successors, (54), 5 states have call predecessors, (54), 1 states have return successors, (48), 2 states have call predecessors, (48), 3 states have call successors, (48)