/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:04:48,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:04:48,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:04:48,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:04:48,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:04:48,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:04:48,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:04:48,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:04:48,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:04:48,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:04:48,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:04:48,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:04:48,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:04:48,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:04:48,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:04:48,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:04:48,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:04:49,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:04:49,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:04:49,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:04:49,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:04:49,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:04:49,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:04:49,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:04:49,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:04:49,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:04:49,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:04:49,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:04:49,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:04:49,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:04:49,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:04:49,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:04:49,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:04:49,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:04:49,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:04:49,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:04:49,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:04:49,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:04:49,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:04:49,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:04:49,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:04:49,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:04:49,102 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:04:49,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:04:49,103 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:04:49,104 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:04:49,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:04:49,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:04:49,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:04:49,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:04:49,108 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:04:49,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:04:49,110 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:04:49,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:04:49,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:04:49,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:04:49,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:04:49,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:04:49,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:04:49,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:04:49,111 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:04:49,112 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:04:49,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:04:49,112 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:04:49,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:04:49,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:04:49,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:04:49,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:04:49,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:49,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:04:49,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:04:49,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:04:49,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:04:49,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:04:49,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:04:49,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:04:49,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:04:49,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:04:49,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:04:49,580 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:04:49,581 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:04:49,582 INFO L432 ainManager$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-dec-tulip-uli526x.cil.i [2022-10-16 12:04:49,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a795eb394/492e6c6f38e4444cbf9badb7d464ac0d/FLAGd01c6a746 [2022-10-16 12:04:50,865 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:04:50,866 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-dec-tulip-uli526x.cil.i [2022-10-16 12:04:50,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a795eb394/492e6c6f38e4444cbf9badb7d464ac0d/FLAGd01c6a746 [2022-10-16 12:04:51,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a795eb394/492e6c6f38e4444cbf9badb7d464ac0d [2022-10-16 12:04:51,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:04:51,141 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:04:51,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:51,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:04:51,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:04:51,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:51" (1/1) ... [2022-10-16 12:04:51,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2227f1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:51, skipping insertion in model container [2022-10-16 12:04:51,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:51" (1/1) ... [2022-10-16 12:04:51,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:04:51,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:04:54,052 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-dec-tulip-uli526x.cil.i[310122,310135] [2022-10-16 12:04:54,052 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-dec-tulip-uli526x.cil.i[310267,310280] [2022-10-16 12:04:54,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:54,115 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:04:54,593 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-dec-tulip-uli526x.cil.i[310122,310135] [2022-10-16 12:04:54,593 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-dec-tulip-uli526x.cil.i[310267,310280] [2022-10-16 12:04:54,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:54,877 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:04:54,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54 WrapperNode [2022-10-16 12:04:54,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:54,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:54,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:04:54,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:04:54,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,226 INFO L138 Inliner]: procedures = 411, calls = 1719, calls flagged for inlining = 194, calls inlined = 178, statements flattened = 4239 [2022-10-16 12:04:55,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:55,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:04:55,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:04:55,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:04:55,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:04:55,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:04:55,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:04:55,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:04:55,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (1/1) ... [2022-10-16 12:04:55,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:55,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:04:55,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:04:55,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:04:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_92 [2022-10-16 12:04:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_92 [2022-10-16 12:04:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-16 12:04:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-16 12:04:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 12:04:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 12:04:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-16 12:04:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-16 12:04:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-16 12:04:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-16 12:04:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:04:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:04:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 12:04:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 12:04:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-16 12:04:55,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-16 12:04:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-16 12:04:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-16 12:04:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2022-10-16 12:04:55,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2022-10-16 12:04:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2022-10-16 12:04:55,738 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2022-10-16 12:04:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-16 12:04:55,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-16 12:04:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 12:04:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 12:04:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 12:04:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 12:04:55,739 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-16 12:04:55,739 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-16 12:04:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 12:04:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-16 12:04:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 12:04:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 12:04:55,740 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-16 12:04:55,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-10-16 12:04:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:04:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2022-10-16 12:04:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2022-10-16 12:04:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 12:04:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 12:04:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:04:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 12:04:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 12:04:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:04:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-16 12:04:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-16 12:04:55,808 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2022-10-16 12:04:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2022-10-16 12:04:55,808 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2022-10-16 12:04:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2022-10-16 12:04:55,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:04:55,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2022-10-16 12:04:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2022-10-16 12:04:55,809 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 12:04:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 12:04:55,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:04:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:04:55,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-16 12:04:55,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-16 12:04:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-16 12:04:55,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-16 12:04:55,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 12:04:55,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 12:04:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-16 12:04:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-16 12:04:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-16 12:04:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-16 12:04:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 12:04:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-16 12:04:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2022-10-16 12:04:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2022-10-16 12:04:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2022-10-16 12:04:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2022-10-16 12:04:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:04:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-16 12:04:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-16 12:04:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-16 12:04:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-16 12:04:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:04:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2022-10-16 12:04:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2022-10-16 12:04:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 12:04:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 12:04:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 12:04:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 12:04:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:04:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:04:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:04:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-16 12:04:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-16 12:04:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-16 12:04:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-16 12:04:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-16 12:04:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-16 12:04:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 12:04:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 12:04:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-16 12:04:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-16 12:04:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-16 12:04:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-16 12:04:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-16 12:04:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-16 12:04:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:04:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:04:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2022-10-16 12:04:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2022-10-16 12:04:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2022-10-16 12:04:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2022-10-16 12:04:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:04:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:04:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 12:04:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 12:04:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-16 12:04:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-16 12:04:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2022-10-16 12:04:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2022-10-16 12:04:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-16 12:04:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-16 12:04:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-16 12:04:55,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-16 12:04:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-16 12:04:55,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-16 12:04:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 12:04:55,833 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 12:04:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-16 12:04:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-16 12:04:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2022-10-16 12:04:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2022-10-16 12:04:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2022-10-16 12:04:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2022-10-16 12:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-16 12:04:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-16 12:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 12:04:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 12:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 12:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-16 12:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 12:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 12:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 12:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 12:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2022-10-16 12:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2022-10-16 12:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 12:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 12:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2022-10-16 12:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2022-10-16 12:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2022-10-16 12:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2022-10-16 12:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2022-10-16 12:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2022-10-16 12:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2022-10-16 12:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2022-10-16 12:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2022-10-16 12:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2022-10-16 12:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2022-10-16 12:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2022-10-16 12:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 12:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 12:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-16 12:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-16 12:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-16 12:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-16 12:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2022-10-16 12:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2022-10-16 12:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:04:56,811 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:04:56,820 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:04:57,356 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 12:05:00,311 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-16 12:05:00,704 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:05:00,735 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:05:00,736 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:05:00,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:00 BoogieIcfgContainer [2022-10-16 12:05:00,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:05:00,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:05:00,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:05:00,750 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:05:00,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:04:51" (1/3) ... [2022-10-16 12:05:00,752 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68b11668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:00, skipping insertion in model container [2022-10-16 12:05:00,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:54" (2/3) ... [2022-10-16 12:05:00,752 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68b11668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:00, skipping insertion in model container [2022-10-16 12:05:00,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:00" (3/3) ... [2022-10-16 12:05:00,754 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2022-10-16 12:05:00,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:05:00,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-10-16 12:05:00,918 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:05:00,927 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b3fbe17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:05:00,927 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-10-16 12:05:00,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 1593 states, 1088 states have (on average 1.3327205882352942) internal successors, (1450), 1144 states have internal predecessors, (1450), 391 states have call successors, (391), 79 states have call predecessors, (391), 78 states have return successors, (385), 379 states have call predecessors, (385), 385 states have call successors, (385) [2022-10-16 12:05:00,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-16 12:05:00,973 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:00,974 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:05:00,974 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:00,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1239675188, now seen corresponding path program 1 times [2022-10-16 12:05:00,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:00,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936406363] [2022-10-16 12:05:00,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:00,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 12:05:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2022-10-16 12:05:02,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:02,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936406363] [2022-10-16 12:05:02,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936406363] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:02,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:02,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:02,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532365939] [2022-10-16 12:05:02,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:02,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:02,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:02,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:02,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:02,444 INFO L87 Difference]: Start difference. First operand has 1593 states, 1088 states have (on average 1.3327205882352942) internal successors, (1450), 1144 states have internal predecessors, (1450), 391 states have call successors, (391), 79 states have call predecessors, (391), 78 states have return successors, (385), 379 states have call predecessors, (385), 385 states have call successors, (385) Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 12:05:06,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:06,831 INFO L93 Difference]: Finished difference Result 4423 states and 6349 transitions. [2022-10-16 12:05:06,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:05:06,835 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 138 [2022-10-16 12:05:06,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:06,880 INFO L225 Difference]: With dead ends: 4423 [2022-10-16 12:05:06,880 INFO L226 Difference]: Without dead ends: 2782 [2022-10-16 12:05:06,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:06,904 INFO L413 NwaCegarLoop]: 2257 mSDtfsCounter, 2422 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1785 mSolverCounterSat, 1114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2711 SdHoareTripleChecker+Valid, 4193 SdHoareTripleChecker+Invalid, 2899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1114 IncrementalHoareTripleChecker+Valid, 1785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:06,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2711 Valid, 4193 Invalid, 2899 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1114 Valid, 1785 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-10-16 12:05:06,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2782 states. [2022-10-16 12:05:07,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2782 to 2505. [2022-10-16 12:05:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2505 states, 1774 states have (on average 1.3151071025930101) internal successors, (2333), 1831 states have internal predecessors, (2333), 576 states have call successors, (576), 129 states have call predecessors, (576), 129 states have return successors, (576), 566 states have call predecessors, (576), 576 states have call successors, (576) [2022-10-16 12:05:07,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2505 states and 3485 transitions. [2022-10-16 12:05:07,250 INFO L78 Accepts]: Start accepts. Automaton has 2505 states and 3485 transitions. Word has length 138 [2022-10-16 12:05:07,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:07,255 INFO L495 AbstractCegarLoop]: Abstraction has 2505 states and 3485 transitions. [2022-10-16 12:05:07,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 12:05:07,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3485 transitions. [2022-10-16 12:05:07,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-16 12:05:07,276 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:07,277 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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] [2022-10-16 12:05:07,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:05:07,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting send_filter_frameErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:07,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:07,278 INFO L85 PathProgramCache]: Analyzing trace with hash -237643054, now seen corresponding path program 1 times [2022-10-16 12:05:07,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:07,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579151803] [2022-10-16 12:05:07,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:07,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 12:05:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:05:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:05:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 12:05:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:07,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-10-16 12:05:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-10-16 12:05:08,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:08,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579151803] [2022-10-16 12:05:08,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579151803] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:08,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:08,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:08,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193879081] [2022-10-16 12:05:08,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:08,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:08,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:08,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:08,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:08,009 INFO L87 Difference]: Start difference. First operand 2505 states and 3485 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2022-10-16 12:05:13,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:13,813 INFO L93 Difference]: Finished difference Result 7655 states and 10721 transitions. [2022-10-16 12:05:13,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:13,814 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 171 [2022-10-16 12:05:13,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:13,867 INFO L225 Difference]: With dead ends: 7655 [2022-10-16 12:05:13,867 INFO L226 Difference]: Without dead ends: 5173 [2022-10-16 12:05:13,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:05:13,893 INFO L413 NwaCegarLoop]: 2095 mSDtfsCounter, 4158 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 2551 mSolverCounterSat, 2534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4364 SdHoareTripleChecker+Valid, 4457 SdHoareTripleChecker+Invalid, 5085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2534 IncrementalHoareTripleChecker+Valid, 2551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:13,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4364 Valid, 4457 Invalid, 5085 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2534 Valid, 2551 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 12:05:13,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-10-16 12:05:14,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 4624. [2022-10-16 12:05:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4624 states, 3282 states have (on average 1.3168799512492382) internal successors, (4322), 3366 states have internal predecessors, (4322), 1068 states have call successors, (1068), 248 states have call predecessors, (1068), 248 states have return successors, (1070), 1048 states have call predecessors, (1070), 1068 states have call successors, (1070) [2022-10-16 12:05:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 4624 states and 6460 transitions. [2022-10-16 12:05:14,344 INFO L78 Accepts]: Start accepts. Automaton has 4624 states and 6460 transitions. Word has length 171 [2022-10-16 12:05:14,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:14,348 INFO L495 AbstractCegarLoop]: Abstraction has 4624 states and 6460 transitions. [2022-10-16 12:05:14,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2022-10-16 12:05:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 4624 states and 6460 transitions. [2022-10-16 12:05:14,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-16 12:05:14,356 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:14,357 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:05:14,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:05:14,359 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:14,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:14,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1039883559, now seen corresponding path program 1 times [2022-10-16 12:05:14,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:14,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940079311] [2022-10-16 12:05:14,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:14,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:14,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 12:05:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 12:05:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 12:05:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:05:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 12:05:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 12:05:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:05:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:05:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:05:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:05:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:05:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-10-16 12:05:15,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:15,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940079311] [2022-10-16 12:05:15,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940079311] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:15,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:15,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:15,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944475363] [2022-10-16 12:05:15,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:15,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:15,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:15,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:15,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:15,213 INFO L87 Difference]: Start difference. First operand 4624 states and 6460 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-10-16 12:05:20,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:20,959 INFO L93 Difference]: Finished difference Result 13816 states and 19330 transitions. [2022-10-16 12:05:20,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:20,960 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 187 [2022-10-16 12:05:20,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:21,036 INFO L225 Difference]: With dead ends: 13816 [2022-10-16 12:05:21,036 INFO L226 Difference]: Without dead ends: 9215 [2022-10-16 12:05:21,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:05:21,079 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 4007 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 2477 mSolverCounterSat, 2429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4211 SdHoareTripleChecker+Valid, 4672 SdHoareTripleChecker+Invalid, 4906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2429 IncrementalHoareTripleChecker+Valid, 2477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:21,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4211 Valid, 4672 Invalid, 4906 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2429 Valid, 2477 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 12:05:21,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9215 states. [2022-10-16 12:05:21,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9215 to 8171. [2022-10-16 12:05:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8171 states, 5821 states have (on average 1.3099123861879403) internal successors, (7625), 5958 states have internal predecessors, (7625), 1858 states have call successors, (1858), 470 states have call predecessors, (1858), 466 states have return successors, (1862), 1811 states have call predecessors, (1862), 1858 states have call successors, (1862) [2022-10-16 12:05:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8171 states to 8171 states and 11345 transitions. [2022-10-16 12:05:21,692 INFO L78 Accepts]: Start accepts. Automaton has 8171 states and 11345 transitions. Word has length 187 [2022-10-16 12:05:21,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:21,695 INFO L495 AbstractCegarLoop]: Abstraction has 8171 states and 11345 transitions. [2022-10-16 12:05:21,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 4 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-10-16 12:05:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand 8171 states and 11345 transitions. [2022-10-16 12:05:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-10-16 12:05:21,704 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:21,705 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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] [2022-10-16 12:05:21,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:05:21,706 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting uli526x_interruptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:21,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:21,707 INFO L85 PathProgramCache]: Analyzing trace with hash -61433700, now seen corresponding path program 1 times [2022-10-16 12:05:21,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:21,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959417706] [2022-10-16 12:05:21,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:21,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 12:05:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 12:05:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 12:05:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:05:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 12:05:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 12:05:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-16 12:05:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-10-16 12:05:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:05:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-16 12:05:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-10-16 12:05:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-10-16 12:05:22,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:22,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959417706] [2022-10-16 12:05:22,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959417706] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:22,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:22,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:22,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473765093] [2022-10-16 12:05:22,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:22,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:22,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:22,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:22,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:22,391 INFO L87 Difference]: Start difference. First operand 8171 states and 11345 transitions. Second operand has 5 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2022-10-16 12:05:28,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:28,520 INFO L93 Difference]: Finished difference Result 25672 states and 35914 transitions. [2022-10-16 12:05:28,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:28,521 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 204 [2022-10-16 12:05:28,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:28,660 INFO L225 Difference]: With dead ends: 25672 [2022-10-16 12:05:28,660 INFO L226 Difference]: Without dead ends: 17524 [2022-10-16 12:05:28,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:05:28,714 INFO L413 NwaCegarLoop]: 2283 mSDtfsCounter, 4275 mSDsluCounter, 2571 mSDsCounter, 0 mSdLazyCounter, 2552 mSolverCounterSat, 2524 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4500 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 5076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2524 IncrementalHoareTripleChecker+Valid, 2552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:28,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4500 Valid, 4854 Invalid, 5076 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2524 Valid, 2552 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-10-16 12:05:28,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17524 states. [2022-10-16 12:05:29,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17524 to 15676. [2022-10-16 12:05:29,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15676 states, 11193 states have (on average 1.3091217725364066) internal successors, (14653), 11445 states have internal predecessors, (14653), 3568 states have call successors, (3568), 901 states have call predecessors, (3568), 889 states have return successors, (3584), 3463 states have call predecessors, (3584), 3568 states have call successors, (3584) [2022-10-16 12:05:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15676 states to 15676 states and 21805 transitions. [2022-10-16 12:05:29,978 INFO L78 Accepts]: Start accepts. Automaton has 15676 states and 21805 transitions. Word has length 204 [2022-10-16 12:05:29,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:29,980 INFO L495 AbstractCegarLoop]: Abstraction has 15676 states and 21805 transitions. [2022-10-16 12:05:29,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2022-10-16 12:05:29,981 INFO L276 IsEmpty]: Start isEmpty. Operand 15676 states and 21805 transitions. [2022-10-16 12:05:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-10-16 12:05:29,987 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:29,987 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 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] [2022-10-16 12:05:29,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:05:29,988 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:29,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:29,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1076571190, now seen corresponding path program 1 times [2022-10-16 12:05:29,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:29,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647890425] [2022-10-16 12:05:29,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 12:05:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 12:05:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 12:05:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-10-16 12:05:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:05:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-16 12:05:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:05:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-10-16 12:05:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:05:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:05:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:05:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:05:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2022-10-16 12:05:30,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:30,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647890425] [2022-10-16 12:05:30,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647890425] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:30,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:30,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:30,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078499650] [2022-10-16 12:05:30,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:30,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:30,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:30,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:30,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:30,602 INFO L87 Difference]: Start difference. First operand 15676 states and 21805 transitions. Second operand has 5 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 4 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2022-10-16 12:05:37,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:37,564 INFO L93 Difference]: Finished difference Result 50490 states and 70722 transitions. [2022-10-16 12:05:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:37,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 4 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 210 [2022-10-16 12:05:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:37,865 INFO L225 Difference]: With dead ends: 50490 [2022-10-16 12:05:37,865 INFO L226 Difference]: Without dead ends: 34837 [2022-10-16 12:05:37,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:05:37,953 INFO L413 NwaCegarLoop]: 2470 mSDtfsCounter, 4166 mSDsluCounter, 2686 mSDsCounter, 0 mSdLazyCounter, 2615 mSolverCounterSat, 2447 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4401 SdHoareTripleChecker+Valid, 5156 SdHoareTripleChecker+Invalid, 5062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2447 IncrementalHoareTripleChecker+Valid, 2615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:37,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4401 Valid, 5156 Invalid, 5062 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2447 Valid, 2615 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 12:05:37,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34837 states. [2022-10-16 12:05:40,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34837 to 31151. [2022-10-16 12:05:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31151 states, 22236 states have (on average 1.309048389998201) internal successors, (29108), 22739 states have internal predecessors, (29108), 7111 states have call successors, (7111), 1802 states have call predecessors, (7111), 1778 states have return successors, (7143), 6877 states have call predecessors, (7143), 7111 states have call successors, (7143) [2022-10-16 12:05:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31151 states to 31151 states and 43362 transitions. [2022-10-16 12:05:40,723 INFO L78 Accepts]: Start accepts. Automaton has 31151 states and 43362 transitions. Word has length 210 [2022-10-16 12:05:40,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:40,724 INFO L495 AbstractCegarLoop]: Abstraction has 31151 states and 43362 transitions. [2022-10-16 12:05:40,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 4 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2022-10-16 12:05:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31151 states and 43362 transitions. [2022-10-16 12:05:40,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-10-16 12:05:40,734 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:40,740 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:05:40,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:05:40,741 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:40,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:40,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1308317685, now seen corresponding path program 1 times [2022-10-16 12:05:40,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:40,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351537852] [2022-10-16 12:05:40,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:40,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 12:05:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 12:05:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 12:05:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:05:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:05:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 12:05:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-16 12:05:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-10-16 12:05:41,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:41,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351537852] [2022-10-16 12:05:41,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351537852] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:41,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:41,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:41,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813467399] [2022-10-16 12:05:41,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:41,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:41,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:41,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:41,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:41,581 INFO L87 Difference]: Start difference. First operand 31151 states and 43362 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:05:48,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:48,650 INFO L93 Difference]: Finished difference Result 100659 states and 142763 transitions. [2022-10-16 12:05:48,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:05:48,654 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 208 [2022-10-16 12:05:48,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:49,101 INFO L225 Difference]: With dead ends: 100659 [2022-10-16 12:05:49,101 INFO L226 Difference]: Without dead ends: 69531 [2022-10-16 12:05:49,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:49,296 INFO L413 NwaCegarLoop]: 3062 mSDtfsCounter, 2688 mSDsluCounter, 2244 mSDsCounter, 0 mSdLazyCounter, 1836 mSolverCounterSat, 1171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3047 SdHoareTripleChecker+Valid, 5306 SdHoareTripleChecker+Invalid, 3007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1171 IncrementalHoareTripleChecker+Valid, 1836 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:49,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3047 Valid, 5306 Invalid, 3007 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1171 Valid, 1836 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-10-16 12:05:49,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69531 states. [2022-10-16 12:05:53,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69531 to 62253. [2022-10-16 12:05:54,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62253 states, 44458 states have (on average 1.2985289486706555) internal successors, (57730), 45439 states have internal predecessors, (57730), 14213 states have call successors, (14213), 3604 states have call predecessors, (14213), 3556 states have return successors, (14813), 13745 states have call predecessors, (14813), 14213 states have call successors, (14813) [2022-10-16 12:05:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62253 states to 62253 states and 86756 transitions. [2022-10-16 12:05:54,534 INFO L78 Accepts]: Start accepts. Automaton has 62253 states and 86756 transitions. Word has length 208 [2022-10-16 12:05:54,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:54,535 INFO L495 AbstractCegarLoop]: Abstraction has 62253 states and 86756 transitions. [2022-10-16 12:05:54,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:05:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 62253 states and 86756 transitions. [2022-10-16 12:05:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-10-16 12:05:54,550 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:54,551 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:05:54,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:05:54,551 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:05:54,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:54,552 INFO L85 PathProgramCache]: Analyzing trace with hash -570811339, now seen corresponding path program 1 times [2022-10-16 12:05:54,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:54,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319660007] [2022-10-16 12:05:54,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:54,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:54,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 12:05:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 12:05:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 12:05:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:05:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:05:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 12:05:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-16 12:05:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-10-16 12:05:55,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:55,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319660007] [2022-10-16 12:05:55,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319660007] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:55,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:55,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:55,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556315831] [2022-10-16 12:05:55,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:55,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:55,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:55,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:55,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:55,677 INFO L87 Difference]: Start difference. First operand 62253 states and 86756 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:06:01,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:01,370 INFO L93 Difference]: Finished difference Result 131669 states and 184657 transitions. [2022-10-16 12:06:01,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:06:01,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 208 [2022-10-16 12:06:01,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:02,154 INFO L225 Difference]: With dead ends: 131669 [2022-10-16 12:06:02,155 INFO L226 Difference]: Without dead ends: 69439 [2022-10-16 12:06:02,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:02,438 INFO L413 NwaCegarLoop]: 1971 mSDtfsCounter, 2463 mSDsluCounter, 773 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 911 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 2744 SdHoareTripleChecker+Invalid, 1337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 911 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:02,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2650 Valid, 2744 Invalid, 1337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [911 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 12:06:02,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69439 states. [2022-10-16 12:06:06,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69439 to 62189. [2022-10-16 12:06:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62189 states, 44394 states have (on average 1.293192773798261) internal successors, (57410), 45375 states have internal predecessors, (57410), 14213 states have call successors, (14213), 3604 states have call predecessors, (14213), 3556 states have return successors, (14813), 13745 states have call predecessors, (14813), 14213 states have call successors, (14813) [2022-10-16 12:06:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62189 states to 62189 states and 86436 transitions. [2022-10-16 12:06:07,566 INFO L78 Accepts]: Start accepts. Automaton has 62189 states and 86436 transitions. Word has length 208 [2022-10-16 12:06:07,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:07,567 INFO L495 AbstractCegarLoop]: Abstraction has 62189 states and 86436 transitions. [2022-10-16 12:06:07,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:06:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 62189 states and 86436 transitions. [2022-10-16 12:06:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-10-16 12:06:07,582 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:07,583 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:06:07,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:06:07,583 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:06:07,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:07,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1299357306, now seen corresponding path program 1 times [2022-10-16 12:06:07,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:07,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659118100] [2022-10-16 12:06:07,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:06:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:06:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:06:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:06:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:06:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:06:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:06:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-10-16 12:06:08,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:08,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659118100] [2022-10-16 12:06:08,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659118100] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:08,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:08,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:06:08,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141049612] [2022-10-16 12:06:08,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:08,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:06:08,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:08,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:06:08,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:06:08,264 INFO L87 Difference]: Start difference. First operand 62189 states and 86436 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:06:16,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:16,990 INFO L93 Difference]: Finished difference Result 155235 states and 217157 transitions. [2022-10-16 12:06:16,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:06:16,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 211 [2022-10-16 12:06:16,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:17,674 INFO L225 Difference]: With dead ends: 155235 [2022-10-16 12:06:17,674 INFO L226 Difference]: Without dead ends: 93069 [2022-10-16 12:06:17,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:17,971 INFO L413 NwaCegarLoop]: 3157 mSDtfsCounter, 1924 mSDsluCounter, 2384 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 5541 SdHoareTripleChecker+Invalid, 2522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:17,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2196 Valid, 5541 Invalid, 2522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-10-16 12:06:18,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93069 states. [2022-10-16 12:06:23,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93069 to 82781. [2022-10-16 12:06:23,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82781 states, 59410 states have (on average 1.291937384278741) internal successors, (76754), 60663 states have internal predecessors, (76754), 18501 states have call successors, (18501), 4892 states have call predecessors, (18501), 4844 states have return successors, (19209), 17913 states have call predecessors, (19209), 18501 states have call successors, (19209) [2022-10-16 12:06:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82781 states to 82781 states and 114464 transitions. [2022-10-16 12:06:24,200 INFO L78 Accepts]: Start accepts. Automaton has 82781 states and 114464 transitions. Word has length 211 [2022-10-16 12:06:24,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:24,201 INFO L495 AbstractCegarLoop]: Abstraction has 82781 states and 114464 transitions. [2022-10-16 12:06:24,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 12:06:24,201 INFO L276 IsEmpty]: Start isEmpty. Operand 82781 states and 114464 transitions. [2022-10-16 12:06:24,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-10-16 12:06:24,210 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:24,211 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-10-16 12:06:24,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 12:06:24,211 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:06:24,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:24,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1651232749, now seen corresponding path program 1 times [2022-10-16 12:06:24,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:24,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206218969] [2022-10-16 12:06:24,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:24,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 12:06:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:06:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:06:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-16 12:06:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:06:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:06:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:06:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:06:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:06:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-16 12:06:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-10-16 12:06:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:06:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:06:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:06:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:06:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:06:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:06:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2022-10-16 12:06:24,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:24,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206218969] [2022-10-16 12:06:24,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206218969] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:24,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:24,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:06:24,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407389423] [2022-10-16 12:06:24,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:24,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:06:24,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:24,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:06:24,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:24,805 INFO L87 Difference]: Start difference. First operand 82781 states and 114464 transitions. Second operand has 5 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-10-16 12:06:33,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:33,906 INFO L93 Difference]: Finished difference Result 176669 states and 245379 transitions. [2022-10-16 12:06:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 12:06:33,907 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 230 [2022-10-16 12:06:33,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:34,560 INFO L225 Difference]: With dead ends: 176669 [2022-10-16 12:06:34,560 INFO L226 Difference]: Without dead ends: 93911 [2022-10-16 12:06:35,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:06:35,206 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 1492 mSDsluCounter, 2350 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 1074 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1074 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:35,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1557 Valid, 4297 Invalid, 3068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1074 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-10-16 12:06:35,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93911 states. [2022-10-16 12:06:40,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93911 to 83669. [2022-10-16 12:06:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83669 states, 60041 states have (on average 1.2889525490914542) internal successors, (77390), 61294 states have internal predecessors, (77390), 18534 states have call successors, (18534), 5116 states have call predecessors, (18534), 5068 states have return successors, (19242), 17946 states have call predecessors, (19242), 18534 states have call successors, (19242) [2022-10-16 12:06:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83669 states to 83669 states and 115166 transitions. [2022-10-16 12:06:40,841 INFO L78 Accepts]: Start accepts. Automaton has 83669 states and 115166 transitions. Word has length 230 [2022-10-16 12:06:40,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:40,842 INFO L495 AbstractCegarLoop]: Abstraction has 83669 states and 115166 transitions. [2022-10-16 12:06:40,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-10-16 12:06:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 83669 states and 115166 transitions. [2022-10-16 12:06:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-10-16 12:06:40,862 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:40,862 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:06:40,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 12:06:40,863 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:06:40,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:40,864 INFO L85 PathProgramCache]: Analyzing trace with hash -707900086, now seen corresponding path program 1 times [2022-10-16 12:06:40,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:40,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661452237] [2022-10-16 12:06:40,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:40,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:06:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:06:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:06:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:06:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:06:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:06:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-16 12:06:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:06:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:06:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-16 12:06:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:06:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:06:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-10-16 12:06:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:06:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-10-16 12:06:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-10-16 12:06:41,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:41,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661452237] [2022-10-16 12:06:41,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661452237] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:41,381 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:41,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:06:41,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988470684] [2022-10-16 12:06:41,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:41,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:06:41,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:41,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:06:41,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:06:41,384 INFO L87 Difference]: Start difference. First operand 83669 states and 115166 transitions. Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-10-16 12:06:51,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:51,753 INFO L93 Difference]: Finished difference Result 201087 states and 278763 transitions. [2022-10-16 12:06:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:06:51,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 285 [2022-10-16 12:06:51,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:52,397 INFO L225 Difference]: With dead ends: 201087 [2022-10-16 12:06:52,397 INFO L226 Difference]: Without dead ends: 117497 [2022-10-16 12:06:52,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:52,663 INFO L413 NwaCegarLoop]: 3207 mSDtfsCounter, 1892 mSDsluCounter, 2398 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 804 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2161 SdHoareTripleChecker+Valid, 5605 SdHoareTripleChecker+Invalid, 2492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 804 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:52,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2161 Valid, 5605 Invalid, 2492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [804 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-10-16 12:06:52,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117497 states. [2022-10-16 12:06:58,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117497 to 104217. [2022-10-16 12:06:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104217 states, 75049 states have (on average 1.2888379591999894) internal successors, (96726), 76574 states have internal predecessors, (96726), 22726 states have call successors, (22726), 6464 states have call predecessors, (22726), 6416 states have return successors, (23542), 22018 states have call predecessors, (23542), 22726 states have call successors, (23542) [2022-10-16 12:06:59,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104217 states to 104217 states and 142994 transitions. [2022-10-16 12:06:59,836 INFO L78 Accepts]: Start accepts. Automaton has 104217 states and 142994 transitions. Word has length 285 [2022-10-16 12:06:59,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:59,837 INFO L495 AbstractCegarLoop]: Abstraction has 104217 states and 142994 transitions. [2022-10-16 12:06:59,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-10-16 12:06:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 104217 states and 142994 transitions. [2022-10-16 12:06:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-10-16 12:06:59,854 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:59,855 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:06:59,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 12:06:59,855 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:06:59,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:59,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1102266872, now seen corresponding path program 1 times [2022-10-16 12:06:59,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:59,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597856896] [2022-10-16 12:06:59,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:59,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:07:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:07:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:07:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:07:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:07:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:07:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:07:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:07:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:07:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:07:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:07:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:07:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:07:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:07:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:07:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:07:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:07:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-16 12:07:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:07:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:07:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-16 12:07:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:07:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:07:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-10-16 12:07:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:07:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-10-16 12:07:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2022-10-16 12:07:00,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:07:00,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597856896] [2022-10-16 12:07:00,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597856896] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:07:00,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:07:00,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 12:07:00,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344878323] [2022-10-16 12:07:00,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:07:00,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:07:00,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:07:00,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:07:00,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:07:00,548 INFO L87 Difference]: Start difference. First operand 104217 states and 142994 transitions. Second operand has 4 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-10-16 12:07:14,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:07:14,537 INFO L93 Difference]: Finished difference Result 199670 states and 277797 transitions. [2022-10-16 12:07:14,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:07:14,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 285 [2022-10-16 12:07:14,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:07:15,856 INFO L225 Difference]: With dead ends: 199670 [2022-10-16 12:07:15,856 INFO L226 Difference]: Without dead ends: 199668 [2022-10-16 12:07:15,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:07:15,959 INFO L413 NwaCegarLoop]: 2404 mSDtfsCounter, 2745 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 1167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 2862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1167 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:07:15,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 4514 Invalid, 2862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1167 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-10-16 12:07:16,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199668 states. [2022-10-16 12:07:27,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199668 to 176084. [2022-10-16 12:07:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176084 states, 126683 states have (on average 1.2904336019829021) internal successors, (163476), 129280 states have internal predecessors, (163476), 38330 states have call successors, (38330), 11141 states have call predecessors, (38330), 11045 states have return successors, (39814), 37050 states have call predecessors, (39814), 38330 states have call successors, (39814) [2022-10-16 12:07:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176084 states to 176084 states and 241620 transitions. [2022-10-16 12:07:28,992 INFO L78 Accepts]: Start accepts. Automaton has 176084 states and 241620 transitions. Word has length 285 [2022-10-16 12:07:28,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:07:28,993 INFO L495 AbstractCegarLoop]: Abstraction has 176084 states and 241620 transitions. [2022-10-16 12:07:28,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-10-16 12:07:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 176084 states and 241620 transitions. [2022-10-16 12:07:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-10-16 12:07:29,013 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:07:29,014 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 3, 3, 3, 3, 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] [2022-10-16 12:07:29,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 12:07:29,014 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-10-16 12:07:29,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:07:29,015 INFO L85 PathProgramCache]: Analyzing trace with hash -166317461, now seen corresponding path program 1 times [2022-10-16 12:07:29,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:07:29,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749864438] [2022-10-16 12:07:29,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:07:29,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:07:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:07:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:07:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:07:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:07:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:07:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:07:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:07:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:07:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:07:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:07:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:07:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:07:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:07:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 12:07:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-16 12:07:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:07:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-16 12:07:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:07:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 12:07:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:29,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-16 12:07:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-16 12:07:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-16 12:07:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-16 12:07:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:07:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 12:07:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-10-16 12:07:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-10-16 12:07:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-10-16 12:07:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:07:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:07:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:07:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:07:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:07:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:30,110 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-10-16 12:07:30,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:07:30,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749864438] [2022-10-16 12:07:30,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749864438] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:07:30,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:07:30,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:07:30,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42325016] [2022-10-16 12:07:30,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:07:30,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:07:30,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:07:30,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:07:30,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:07:30,113 INFO L87 Difference]: Start difference. First operand 176084 states and 241620 transitions. Second operand has 5 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 4 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35)