/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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:04:49,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:04:49,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:04:49,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:04:49,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:04:49,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:04:49,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:04:49,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:04:49,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:04:49,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:04:49,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:04:49,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:04:49,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:04:49,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:04:49,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:04:49,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:04:49,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:04:49,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:04:49,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:04:49,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:04:49,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:04:49,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:04:49,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:04:49,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:04:49,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:04:49,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:04:49,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:04:49,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:04:49,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:04:49,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:04:49,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:04:49,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:04:49,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:04:49,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:04:49,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:04:49,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:04:49,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:04:49,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:04:49,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:04:49,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:04:49,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:04:49,977 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 12:04:50,006 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:04:50,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:04:50,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:04:50,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:04:50,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:04:50,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:04:50,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:04:50,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:04:50,013 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:04:50,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:04:50,014 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:04:50,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:04:50,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:04:50,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:04:50,015 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:04:50,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:04:50,017 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:04:50,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:04:50,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:04:50,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:04:50,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:04:50,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:50,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:04:50,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:04:50,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:04:50,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:04:50,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:04:50,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:04:50,020 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:04:50,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:04:50,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:04:50,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:04:50,510 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:04:50,511 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:04:50,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2022-10-16 12:04:50,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c2a3fac/248315de0c6749e3ab833de910f75a0a/FLAGb49cf1c01 [2022-10-16 12:04:51,778 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:04:51,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2022-10-16 12:04:51,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c2a3fac/248315de0c6749e3ab833de910f75a0a/FLAGb49cf1c01 [2022-10-16 12:04:52,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c2a3fac/248315de0c6749e3ab833de910f75a0a [2022-10-16 12:04:52,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:04:52,180 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:04:52,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:52,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:04:52,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:04:52,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:52" (1/1) ... [2022-10-16 12:04:52,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656b499e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:52, skipping insertion in model container [2022-10-16 12:04:52,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:52" (1/1) ... [2022-10-16 12:04:52,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:04:52,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:04:55,627 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2022-10-16 12:04:55,636 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2022-10-16 12:04:55,641 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2022-10-16 12:04:55,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2022-10-16 12:04:55,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:55,754 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:04:56,251 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2022-10-16 12:04:56,252 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2022-10-16 12:04:56,252 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2022-10-16 12:04:56,253 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-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2022-10-16 12:04:56,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:56,509 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:04:56,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56 WrapperNode [2022-10-16 12:04:56,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:56,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:56,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:04:56,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:04:56,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:56,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:56,884 INFO L138 Inliner]: procedures = 412, calls = 1642, calls flagged for inlining = 194, calls inlined = 177, statements flattened = 4155 [2022-10-16 12:04:56,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:56,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:04:56,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:04:56,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:04:56,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:56,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:56,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:56,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,111 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:04:57,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:04:57,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:04:57,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:04:57,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (1/1) ... [2022-10-16 12:04:57,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:57,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:04:57,198 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 12:04:57,202 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 12:04:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-16 12:04:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-16 12:04:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 12:04:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 12:04:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-16 12:04:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-16 12:04:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-16 12:04:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-16 12:04:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:04:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:04:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 12:04:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 12:04:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 12:04:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 12:04:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2022-10-16 12:04:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2022-10-16 12:04:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-16 12:04:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-16 12:04:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-16 12:04:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-16 12:04:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2022-10-16 12:04:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2022-10-16 12:04:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2022-10-16 12:04:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2022-10-16 12:04:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-16 12:04:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-16 12:04:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 12:04:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 12:04:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 12:04:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 12:04:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-16 12:04:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-16 12:04:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 12:04:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-16 12:04:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 12:04:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 12:04:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-16 12:04:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-10-16 12:04:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:04:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2022-10-16 12:04:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2022-10-16 12:04:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 12:04:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 12:04:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:04:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 12:04:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 12:04:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:04:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-16 12:04:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-16 12:04:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2022-10-16 12:04:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2022-10-16 12:04:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2022-10-16 12:04:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2022-10-16 12:04:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:04:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2022-10-16 12:04:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2022-10-16 12:04:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 12:04:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 12:04:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:04:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:04:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-16 12:04:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-16 12:04:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-16 12:04:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-16 12:04:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 12:04:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 12:04:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-16 12:04:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-16 12:04:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 12:04:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-16 12:04:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2022-10-16 12:04:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2022-10-16 12:04:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-16 12:04:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-16 12:04:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2022-10-16 12:04:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2022-10-16 12:04:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:04:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-16 12:04:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-16 12:04:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-16 12:04:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-16 12:04:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:04:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2022-10-16 12:04:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2022-10-16 12:04:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 12:04:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 12:04:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 12:04:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 12:04:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:04:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:04:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 12:04:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-16 12:04:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-16 12:04:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 12:04:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 12:04:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-16 12:04:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-16 12:04:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-16 12:04:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-16 12:04:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-16 12:04:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-16 12:04:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:04:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:04:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2022-10-16 12:04:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2022-10-16 12:04:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2022-10-16 12:04:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2022-10-16 12:04:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:04:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:04:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 12:04:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 12:04:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 12:04:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 12:04:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-16 12:04:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-16 12:04:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2022-10-16 12:04:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2022-10-16 12:04:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-16 12:04:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-16 12:04:57,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-16 12:04:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-16 12:04:57,277 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-16 12:04:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-16 12:04:57,277 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 12:04:57,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 12:04:57,278 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-16 12:04:57,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-16 12:04:57,278 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2022-10-16 12:04:57,278 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2022-10-16 12:04:57,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2022-10-16 12:04:57,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2022-10-16 12:04:57,279 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-16 12:04:57,279 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-16 12:04:57,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:04:57,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 12:04:57,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 12:04:57,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:04:57,280 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 12:04:57,280 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-16 12:04:57,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:04:57,280 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 12:04:57,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 12:04:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 12:04:57,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 12:04:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2022-10-16 12:04:57,281 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2022-10-16 12:04:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 12:04:57,281 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-16 12:04:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2022-10-16 12:04:57,282 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2022-10-16 12:04:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2022-10-16 12:04:57,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2022-10-16 12:04:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2022-10-16 12:04:57,282 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2022-10-16 12:04:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2022-10-16 12:04:57,283 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2022-10-16 12:04:57,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:04:57,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:04:57,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:04:57,283 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2022-10-16 12:04:57,283 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2022-10-16 12:04:57,283 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2022-10-16 12:04:57,284 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2022-10-16 12:04:57,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 12:04:57,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 12:04:57,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-16 12:04:57,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-16 12:04:57,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-16 12:04:57,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-16 12:04:57,285 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2022-10-16 12:04:57,285 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2022-10-16 12:04:57,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:04:57,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-16 12:04:57,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-16 12:04:58,045 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:04:58,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:04:58,666 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 12:05:01,471 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-16 12:05:01,773 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:05:01,803 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:05:01,804 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:05:01,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:01 BoogieIcfgContainer [2022-10-16 12:05:01,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:05:01,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:05:01,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:05:01,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:05:01,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:04:52" (1/3) ... [2022-10-16 12:05:01,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16029467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:01, skipping insertion in model container [2022-10-16 12:05:01,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:56" (2/3) ... [2022-10-16 12:05:01,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16029467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:05:01, skipping insertion in model container [2022-10-16 12:05:01,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:05:01" (3/3) ... [2022-10-16 12:05:01,825 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2022-10-16 12:05:01,852 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:05:01,852 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-10-16 12:05:01,963 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:05:01,972 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;@562ebb91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:05:01,972 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-10-16 12:05:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 1582 states, 1078 states have (on average 1.3256029684601114) internal successors, (1429), 1134 states have internal predecessors, (1429), 390 states have call successors, (390), 79 states have call predecessors, (390), 78 states have return successors, (384), 378 states have call predecessors, (384), 384 states have call successors, (384) [2022-10-16 12:05:02,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-16 12:05:02,020 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:02,021 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 12:05:02,022 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 12:05:02,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:02,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1694675918, now seen corresponding path program 1 times [2022-10-16 12:05:02,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:02,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716164263] [2022-10-16 12:05:02,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:02,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 12:05:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:03,417 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 12:05:03,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:03,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716164263] [2022-10-16 12:05:03,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716164263] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:03,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:03,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:03,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248911161] [2022-10-16 12:05:03,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:03,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:03,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:03,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:03,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:03,481 INFO L87 Difference]: Start difference. First operand has 1582 states, 1078 states have (on average 1.3256029684601114) internal successors, (1429), 1134 states have internal predecessors, (1429), 390 states have call successors, (390), 79 states have call predecessors, (390), 78 states have return successors, (384), 378 states have call predecessors, (384), 384 states have call successors, (384) 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 12:05:07,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:07,702 INFO L93 Difference]: Finished difference Result 4398 states and 6353 transitions. [2022-10-16 12:05:07,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:05:07,706 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 12:05:07,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:07,792 INFO L225 Difference]: With dead ends: 4398 [2022-10-16 12:05:07,792 INFO L226 Difference]: Without dead ends: 2760 [2022-10-16 12:05:07,820 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 12:05:07,826 INFO L413 NwaCegarLoop]: 2242 mSDtfsCounter, 2356 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 1107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2643 SdHoareTripleChecker+Valid, 4188 SdHoareTripleChecker+Invalid, 2866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1107 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:07,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2643 Valid, 4188 Invalid, 2866 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1107 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-10-16 12:05:07,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2022-10-16 12:05:08,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 2475. [2022-10-16 12:05:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2475 states, 1748 states have (on average 1.3049199084668193) internal successors, (2281), 1805 states have internal predecessors, (2281), 574 states have call successors, (574), 127 states have call predecessors, (574), 127 states have return successors, (574), 564 states have call predecessors, (574), 574 states have call successors, (574) [2022-10-16 12:05:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2475 states and 3429 transitions. [2022-10-16 12:05:08,181 INFO L78 Accepts]: Start accepts. Automaton has 2475 states and 3429 transitions. Word has length 138 [2022-10-16 12:05:08,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:08,183 INFO L495 AbstractCegarLoop]: Abstraction has 2475 states and 3429 transitions. [2022-10-16 12:05:08,183 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 12:05:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 3429 transitions. [2022-10-16 12:05:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-16 12:05:08,192 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:08,193 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, 1] [2022-10-16 12:05:08,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:05:08,194 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 12:05:08,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:08,194 INFO L85 PathProgramCache]: Analyzing trace with hash 867120044, now seen corresponding path program 1 times [2022-10-16 12:05:08,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:08,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19470804] [2022-10-16 12:05:08,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-16 12:05:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-16 12:05:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-10-16 12:05:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 12:05:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:08,833 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 12:05:08,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:08,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19470804] [2022-10-16 12:05:08,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19470804] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:08,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:08,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:08,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014819190] [2022-10-16 12:05:08,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:08,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:08,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:08,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:08,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:08,838 INFO L87 Difference]: Start difference. First operand 2475 states and 3429 transitions. Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 12:05:14,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:14,748 INFO L93 Difference]: Finished difference Result 7581 states and 10585 transitions. [2022-10-16 12:05:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:14,750 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 172 [2022-10-16 12:05:14,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:14,807 INFO L225 Difference]: With dead ends: 7581 [2022-10-16 12:05:14,808 INFO L226 Difference]: Without dead ends: 5129 [2022-10-16 12:05:14,829 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 12:05:14,831 INFO L413 NwaCegarLoop]: 2073 mSDtfsCounter, 4040 mSDsluCounter, 2369 mSDsCounter, 0 mSdLazyCounter, 2539 mSolverCounterSat, 2528 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4247 SdHoareTripleChecker+Valid, 4442 SdHoareTripleChecker+Invalid, 5067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2528 IncrementalHoareTripleChecker+Valid, 2539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:14,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4247 Valid, 4442 Invalid, 5067 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2528 Valid, 2539 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-10-16 12:05:14,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5129 states. [2022-10-16 12:05:15,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5129 to 4564. [2022-10-16 12:05:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3230 states have (on average 1.3058823529411765) internal successors, (4218), 3314 states have internal predecessors, (4218), 1064 states have call successors, (1064), 244 states have call predecessors, (1064), 244 states have return successors, (1066), 1044 states have call predecessors, (1066), 1064 states have call successors, (1066) [2022-10-16 12:05:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 6348 transitions. [2022-10-16 12:05:15,247 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 6348 transitions. Word has length 172 [2022-10-16 12:05:15,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:15,249 INFO L495 AbstractCegarLoop]: Abstraction has 4564 states and 6348 transitions. [2022-10-16 12:05:15,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 12:05:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 6348 transitions. [2022-10-16 12:05:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-16 12:05:15,253 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:15,254 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, 1] [2022-10-16 12:05:15,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:05:15,254 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 12:05:15,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:15,255 INFO L85 PathProgramCache]: Analyzing trace with hash -492504294, now seen corresponding path program 1 times [2022-10-16 12:05:15,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:15,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257453369] [2022-10-16 12:05:15,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 12:05:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 12:05:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 12:05:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:05:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-10-16 12:05:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:05:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:05:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:05:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:05:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:05:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:15,902 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 12:05:15,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:15,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257453369] [2022-10-16 12:05:15,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257453369] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:15,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:15,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:15,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554613556] [2022-10-16 12:05:15,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:15,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:15,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:15,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:15,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:15,906 INFO L87 Difference]: Start difference. First operand 4564 states and 6348 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 12:05:21,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:21,272 INFO L93 Difference]: Finished difference Result 13668 states and 19058 transitions. [2022-10-16 12:05:21,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:21,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 188 [2022-10-16 12:05:21,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:21,349 INFO L225 Difference]: With dead ends: 13668 [2022-10-16 12:05:21,349 INFO L226 Difference]: Without dead ends: 9127 [2022-10-16 12:05:21,377 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 12:05:21,384 INFO L413 NwaCegarLoop]: 2217 mSDtfsCounter, 3915 mSDsluCounter, 2414 mSDsCounter, 0 mSdLazyCounter, 2459 mSolverCounterSat, 2429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4122 SdHoareTripleChecker+Valid, 4631 SdHoareTripleChecker+Invalid, 4888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2429 IncrementalHoareTripleChecker+Valid, 2459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:21,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4122 Valid, 4631 Invalid, 4888 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2429 Valid, 2459 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-10-16 12:05:21,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9127 states. [2022-10-16 12:05:21,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9127 to 8051. [2022-10-16 12:05:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8051 states, 5717 states have (on average 1.297358754591569) internal successors, (7417), 5854 states have internal predecessors, (7417), 1850 states have call successors, (1850), 462 states have call predecessors, (1850), 458 states have return successors, (1854), 1803 states have call predecessors, (1854), 1850 states have call successors, (1854) [2022-10-16 12:05:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8051 states to 8051 states and 11121 transitions. [2022-10-16 12:05:22,014 INFO L78 Accepts]: Start accepts. Automaton has 8051 states and 11121 transitions. Word has length 188 [2022-10-16 12:05:22,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:22,017 INFO L495 AbstractCegarLoop]: Abstraction has 8051 states and 11121 transitions. [2022-10-16 12:05:22,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 12:05:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 8051 states and 11121 transitions. [2022-10-16 12:05:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-10-16 12:05:22,026 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:22,026 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, 1] [2022-10-16 12:05:22,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:05:22,027 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 12:05:22,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:22,028 INFO L85 PathProgramCache]: Analyzing trace with hash 161279779, now seen corresponding path program 1 times [2022-10-16 12:05:22,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:22,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372038067] [2022-10-16 12:05:22,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:22,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:22,318 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 1 [2022-10-16 12:05:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:22,364 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 1 [2022-10-16 12:05:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 12:05:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 12:05:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 12:05:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:05:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-10-16 12:05:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-10-16 12:05:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 12:05:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:05:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-10-16 12:05:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 12:05:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:22,613 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 12:05:22,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:22,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372038067] [2022-10-16 12:05:22,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372038067] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:22,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:22,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:22,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8775813] [2022-10-16 12:05:22,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:22,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:22,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:22,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:22,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:22,617 INFO L87 Difference]: Start difference. First operand 8051 states and 11121 transitions. Second operand has 5 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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 12:05:28,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:28,177 INFO L93 Difference]: Finished difference Result 25387 states and 35390 transitions. [2022-10-16 12:05:28,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:28,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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 205 [2022-10-16 12:05:28,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:28,320 INFO L225 Difference]: With dead ends: 25387 [2022-10-16 12:05:28,320 INFO L226 Difference]: Without dead ends: 17359 [2022-10-16 12:05:28,369 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 12:05:28,370 INFO L413 NwaCegarLoop]: 2259 mSDtfsCounter, 4157 mSDsluCounter, 2573 mSDsCounter, 0 mSdLazyCounter, 2537 mSolverCounterSat, 2524 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4384 SdHoareTripleChecker+Valid, 4832 SdHoareTripleChecker+Invalid, 5061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2524 IncrementalHoareTripleChecker+Valid, 2537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:28,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4384 Valid, 4832 Invalid, 5061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2524 Valid, 2537 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-10-16 12:05:28,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17359 states. [2022-10-16 12:05:29,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17359 to 15451. [2022-10-16 12:05:29,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15451 states, 10998 states have (on average 1.2968721585742862) internal successors, (14263), 11250 states have internal predecessors, (14263), 3553 states have call successors, (3553), 886 states have call predecessors, (3553), 874 states have return successors, (3569), 3448 states have call predecessors, (3569), 3553 states have call successors, (3569) [2022-10-16 12:05:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15451 states to 15451 states and 21385 transitions. [2022-10-16 12:05:29,568 INFO L78 Accepts]: Start accepts. Automaton has 15451 states and 21385 transitions. Word has length 205 [2022-10-16 12:05:29,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:29,569 INFO L495 AbstractCegarLoop]: Abstraction has 15451 states and 21385 transitions. [2022-10-16 12:05:29,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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 12:05:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 15451 states and 21385 transitions. [2022-10-16 12:05:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-10-16 12:05:29,595 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:29,596 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, 1] [2022-10-16 12:05:29,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:05:29,596 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 12:05:29,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:29,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1008609678, now seen corresponding path program 1 times [2022-10-16 12:05:29,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:29,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312508974] [2022-10-16 12:05:29,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:29,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 12:05:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 12:05:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 12:05:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:29,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-10-16 12:05:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:05:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-16 12:05:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-16 12:05:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-16 12:05:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:05:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:05:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:05:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:05:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:05:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:30,073 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 12:05:30,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:30,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312508974] [2022-10-16 12:05:30,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312508974] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:30,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:30,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:05:30,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635609869] [2022-10-16 12:05:30,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:30,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:05:30,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:30,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:05:30,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:05:30,076 INFO L87 Difference]: Start difference. First operand 15451 states and 21385 transitions. Second operand has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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 12:05:36,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:36,128 INFO L93 Difference]: Finished difference Result 49935 states and 69702 transitions. [2022-10-16 12:05:36,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:05:36,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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 211 [2022-10-16 12:05:36,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:36,423 INFO L225 Difference]: With dead ends: 49935 [2022-10-16 12:05:36,423 INFO L226 Difference]: Without dead ends: 34507 [2022-10-16 12:05:36,508 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 12:05:36,509 INFO L413 NwaCegarLoop]: 2470 mSDtfsCounter, 4038 mSDsluCounter, 2705 mSDsCounter, 0 mSdLazyCounter, 2597 mSolverCounterSat, 2427 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4275 SdHoareTripleChecker+Valid, 5175 SdHoareTripleChecker+Invalid, 5024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2427 IncrementalHoareTripleChecker+Valid, 2597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:36,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4275 Valid, 5175 Invalid, 5024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2427 Valid, 2597 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-10-16 12:05:36,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34507 states. [2022-10-16 12:05:38,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34507 to 30701. [2022-10-16 12:05:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30701 states, 21846 states have (on average 1.2967133571363179) internal successors, (28328), 22349 states have internal predecessors, (28328), 7081 states have call successors, (7081), 1772 states have call predecessors, (7081), 1748 states have return successors, (7113), 6847 states have call predecessors, (7113), 7081 states have call successors, (7113) [2022-10-16 12:05:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30701 states to 30701 states and 42522 transitions. [2022-10-16 12:05:38,987 INFO L78 Accepts]: Start accepts. Automaton has 30701 states and 42522 transitions. Word has length 211 [2022-10-16 12:05:38,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:38,990 INFO L495 AbstractCegarLoop]: Abstraction has 30701 states and 42522 transitions. [2022-10-16 12:05:38,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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 12:05:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30701 states and 42522 transitions. [2022-10-16 12:05:39,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-10-16 12:05:39,001 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:39,001 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 12:05:39,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:05:39,002 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 12:05:39,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:39,003 INFO L85 PathProgramCache]: Analyzing trace with hash 28143580, now seen corresponding path program 1 times [2022-10-16 12:05:39,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:39,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947947552] [2022-10-16 12:05:39,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:39,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 12:05:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 12:05:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 12:05:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:05:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:05:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 12:05:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-16 12:05:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:39,778 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 12:05:39,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:39,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947947552] [2022-10-16 12:05:39,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947947552] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:39,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:39,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:39,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212726532] [2022-10-16 12:05:39,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:39,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:39,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:39,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:39,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:39,782 INFO L87 Difference]: Start difference. First operand 30701 states and 42522 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 12:05:46,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:46,573 INFO L93 Difference]: Finished difference Result 99549 states and 140723 transitions. [2022-10-16 12:05:46,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:05:46,573 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 12:05:46,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:47,017 INFO L225 Difference]: With dead ends: 99549 [2022-10-16 12:05:47,018 INFO L226 Difference]: Without dead ends: 68871 [2022-10-16 12:05:47,451 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 12:05:47,453 INFO L413 NwaCegarLoop]: 3303 mSDtfsCounter, 2597 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 1104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2954 SdHoareTripleChecker+Valid, 5756 SdHoareTripleChecker+Invalid, 2913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1104 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:47,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2954 Valid, 5756 Invalid, 2913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1104 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-10-16 12:05:47,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68871 states. [2022-10-16 12:05:51,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68871 to 61353. [2022-10-16 12:05:51,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61353 states, 43678 states have (on average 1.2860021063235496) internal successors, (56170), 44659 states have internal predecessors, (56170), 14153 states have call successors, (14153), 3544 states have call predecessors, (14153), 3496 states have return successors, (14753), 13685 states have call predecessors, (14753), 14153 states have call successors, (14753) [2022-10-16 12:05:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61353 states to 61353 states and 85076 transitions. [2022-10-16 12:05:52,291 INFO L78 Accepts]: Start accepts. Automaton has 61353 states and 85076 transitions. Word has length 208 [2022-10-16 12:05:52,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:05:52,292 INFO L495 AbstractCegarLoop]: Abstraction has 61353 states and 85076 transitions. [2022-10-16 12:05:52,292 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 12:05:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 61353 states and 85076 transitions. [2022-10-16 12:05:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-10-16 12:05:52,301 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:05:52,301 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 12:05:52,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:05:52,301 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 12:05:52,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:05:52,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1850987366, now seen corresponding path program 1 times [2022-10-16 12:05:52,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:05:52,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423513748] [2022-10-16 12:05:52,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:05:52,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:05:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:05:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:05:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:05:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:05:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:05:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:52,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:05:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:05:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:05:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:05:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:05:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:05:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 12:05:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 12:05:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 12:05:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:05:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:05:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:05:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 12:05:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-16 12:05:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:05:53,267 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 12:05:53,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:05:53,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423513748] [2022-10-16 12:05:53,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423513748] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:05:53,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:05:53,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:05:53,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905014682] [2022-10-16 12:05:53,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:05:53,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:05:53,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:05:53,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:05:53,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:05:53,272 INFO L87 Difference]: Start difference. First operand 61353 states and 85076 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 12:05:57,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:05:57,263 INFO L93 Difference]: Finished difference Result 95777 states and 132785 transitions. [2022-10-16 12:05:57,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:05:57,264 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 12:05:57,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:05:57,440 INFO L225 Difference]: With dead ends: 95777 [2022-10-16 12:05:57,441 INFO L226 Difference]: Without dead ends: 34447 [2022-10-16 12:05:57,663 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 12:05:57,664 INFO L413 NwaCegarLoop]: 1930 mSDtfsCounter, 2388 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 905 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2576 SdHoareTripleChecker+Valid, 2702 SdHoareTripleChecker+Invalid, 1326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 905 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:05:57,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2576 Valid, 2702 Invalid, 1326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [905 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 12:05:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34447 states. [2022-10-16 12:05:59,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34447 to 30701. [2022-10-16 12:05:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30701 states, 21846 states have (on average 1.2736427721321981) internal successors, (27824), 22349 states have internal predecessors, (27824), 7081 states have call successors, (7081), 1772 states have call predecessors, (7081), 1748 states have return successors, (7113), 6847 states have call predecessors, (7113), 7081 states have call successors, (7113) [2022-10-16 12:06:00,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30701 states to 30701 states and 42018 transitions. [2022-10-16 12:06:00,157 INFO L78 Accepts]: Start accepts. Automaton has 30701 states and 42018 transitions. Word has length 208 [2022-10-16 12:06:00,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:00,158 INFO L495 AbstractCegarLoop]: Abstraction has 30701 states and 42018 transitions. [2022-10-16 12:06:00,158 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 12:06:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 30701 states and 42018 transitions. [2022-10-16 12:06:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-10-16 12:06:00,166 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:00,166 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 12:06:00,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:06:00,166 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 12:06:00,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:00,167 INFO L85 PathProgramCache]: Analyzing trace with hash -526129250, now seen corresponding path program 1 times [2022-10-16 12:06:00,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:00,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213934893] [2022-10-16 12:06:00,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 12:06:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 12:06:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 12:06:00,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 12:06:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-16 12:06:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-16 12:06:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-16 12:06:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:00,641 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 12:06:00,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:00,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213934893] [2022-10-16 12:06:00,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213934893] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:00,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:00,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:06:00,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141034498] [2022-10-16 12:06:00,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:00,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:06:00,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:00,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:06:00,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:06:00,644 INFO L87 Difference]: Start difference. First operand 30701 states and 42018 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 12:06:04,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:04,429 INFO L93 Difference]: Finished difference Result 65093 states and 89663 transitions. [2022-10-16 12:06:04,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:06:04,430 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 12:06:04,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:04,579 INFO L225 Difference]: With dead ends: 65093 [2022-10-16 12:06:04,579 INFO L226 Difference]: Without dead ends: 34415 [2022-10-16 12:06:04,684 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 12:06:04,685 INFO L413 NwaCegarLoop]: 1922 mSDtfsCounter, 2381 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 908 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2569 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 908 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:04,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2569 Valid, 2686 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [908 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 12:06:04,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34415 states. [2022-10-16 12:06:07,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34415 to 30669. [2022-10-16 12:06:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30669 states, 21814 states have (on average 1.268176400476758) internal successors, (27664), 22317 states have internal predecessors, (27664), 7081 states have call successors, (7081), 1772 states have call predecessors, (7081), 1748 states have return successors, (7113), 6847 states have call predecessors, (7113), 7081 states have call successors, (7113) [2022-10-16 12:06:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30669 states to 30669 states and 41858 transitions. [2022-10-16 12:06:07,213 INFO L78 Accepts]: Start accepts. Automaton has 30669 states and 41858 transitions. Word has length 208 [2022-10-16 12:06:07,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:07,214 INFO L495 AbstractCegarLoop]: Abstraction has 30669 states and 41858 transitions. [2022-10-16 12:06:07,214 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 12:06:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 30669 states and 41858 transitions. [2022-10-16 12:06:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-10-16 12:06:07,221 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:07,221 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 12:06:07,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 12:06:07,222 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 12:06:07,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:07,222 INFO L85 PathProgramCache]: Analyzing trace with hash -985753758, now seen corresponding path program 1 times [2022-10-16 12:06:07,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:07,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493403260] [2022-10-16 12:06:07,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:07,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:06:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:06:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:06:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:06:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:06:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:06:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-16 12:06:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:07,942 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 12:06:07,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:07,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493403260] [2022-10-16 12:06:07,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493403260] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:07,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:07,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:06:07,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056493908] [2022-10-16 12:06:07,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:07,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:06:07,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:07,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:06:07,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:06:07,947 INFO L87 Difference]: Start difference. First operand 30669 states and 41858 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 12:06:13,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:13,431 INFO L93 Difference]: Finished difference Result 76729 states and 105429 transitions. [2022-10-16 12:06:13,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:06:13,432 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 12:06:13,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:13,694 INFO L225 Difference]: With dead ends: 76729 [2022-10-16 12:06:13,694 INFO L226 Difference]: Without dead ends: 46083 [2022-10-16 12:06:13,775 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 12:06:13,776 INFO L413 NwaCegarLoop]: 3112 mSDtfsCounter, 1815 mSDsluCounter, 2363 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 809 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2086 SdHoareTripleChecker+Valid, 5475 SdHoareTripleChecker+Invalid, 2471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 809 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:13,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2086 Valid, 5475 Invalid, 2471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [809 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-10-16 12:06:13,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46083 states. [2022-10-16 12:06:16,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46083 to 40755. [2022-10-16 12:06:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40755 states, 29140 states have (on average 1.2653397391901167) internal successors, (36872), 29779 states have internal predecessors, (36872), 9211 states have call successors, (9211), 2402 states have call predecessors, (9211), 2378 states have return successors, (9243), 8917 states have call predecessors, (9243), 9211 states have call successors, (9243) [2022-10-16 12:06:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40755 states to 40755 states and 55326 transitions. [2022-10-16 12:06:16,525 INFO L78 Accepts]: Start accepts. Automaton has 40755 states and 55326 transitions. Word has length 211 [2022-10-16 12:06:16,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:16,526 INFO L495 AbstractCegarLoop]: Abstraction has 40755 states and 55326 transitions. [2022-10-16 12:06:16,526 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 12:06:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 40755 states and 55326 transitions. [2022-10-16 12:06:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-10-16 12:06:16,533 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:16,533 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, 1] [2022-10-16 12:06:16,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 12:06:16,534 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 12:06:16,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:16,534 INFO L85 PathProgramCache]: Analyzing trace with hash 2015903191, now seen corresponding path program 1 times [2022-10-16 12:06:16,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:16,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377443346] [2022-10-16 12:06:16,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:16,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 12:06:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-16 12:06:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-16 12:06:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-16 12:06:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-10-16 12:06:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 12:06:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:06:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:06:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:06:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-10-16 12:06:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-10-16 12:06:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-16 12:06:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:06:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:06:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:06:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:06:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:06:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:17,176 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 12:06:17,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:17,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377443346] [2022-10-16 12:06:17,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377443346] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:17,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:17,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:06:17,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067655507] [2022-10-16 12:06:17,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:17,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:06:17,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:17,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:06:17,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:17,180 INFO L87 Difference]: Start difference. First operand 40755 states and 55326 transitions. Second operand has 5 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 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 12:06:22,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:22,799 INFO L93 Difference]: Finished difference Result 87257 states and 119027 transitions. [2022-10-16 12:06:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 12:06:22,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 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 231 [2022-10-16 12:06:22,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:23,166 INFO L225 Difference]: With dead ends: 87257 [2022-10-16 12:06:23,167 INFO L226 Difference]: Without dead ends: 46525 [2022-10-16 12:06:23,279 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 12:06:23,281 INFO L413 NwaCegarLoop]: 1899 mSDtfsCounter, 1422 mSDsluCounter, 2316 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 1073 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 4215 SdHoareTripleChecker+Invalid, 3032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1073 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:23,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1488 Valid, 4215 Invalid, 3032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1073 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-10-16 12:06:23,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46525 states. [2022-10-16 12:06:25,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46525 to 41227. [2022-10-16 12:06:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41227 states, 29483 states have (on average 1.2624224129159176) internal successors, (37220), 30122 states have internal predecessors, (37220), 9228 states have call successors, (9228), 2514 states have call predecessors, (9228), 2490 states have return successors, (9260), 8934 states have call predecessors, (9260), 9228 states have call successors, (9260) [2022-10-16 12:06:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41227 states to 41227 states and 55708 transitions. [2022-10-16 12:06:25,992 INFO L78 Accepts]: Start accepts. Automaton has 41227 states and 55708 transitions. Word has length 231 [2022-10-16 12:06:25,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:25,992 INFO L495 AbstractCegarLoop]: Abstraction has 41227 states and 55708 transitions. [2022-10-16 12:06:25,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 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 12:06:25,993 INFO L276 IsEmpty]: Start isEmpty. Operand 41227 states and 55708 transitions. [2022-10-16 12:06:26,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-10-16 12:06:26,003 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:26,003 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 12:06:26,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 12:06:26,003 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 12:06:26,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:26,004 INFO L85 PathProgramCache]: Analyzing trace with hash -130039612, now seen corresponding path program 1 times [2022-10-16 12:06:26,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:26,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046770891] [2022-10-16 12:06:26,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:26,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:06:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:06:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:06:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:06:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:06:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:06:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-16 12:06:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:06:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:06:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-16 12:06:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:06:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:06:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-10-16 12:06:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:06:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-10-16 12:06:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:26,807 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 12:06:26,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:26,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046770891] [2022-10-16 12:06:26,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046770891] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:26,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:26,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 12:06:26,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897292931] [2022-10-16 12:06:26,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:26,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:06:26,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:26,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:06:26,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:06:26,812 INFO L87 Difference]: Start difference. First operand 41227 states and 55708 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 12:06:34,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:34,019 INFO L93 Difference]: Finished difference Result 76162 states and 104299 transitions. [2022-10-16 12:06:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 12:06:34,024 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 12:06:34,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:34,423 INFO L225 Difference]: With dead ends: 76162 [2022-10-16 12:06:34,424 INFO L226 Difference]: Without dead ends: 76160 [2022-10-16 12:06:34,450 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 12:06:34,451 INFO L413 NwaCegarLoop]: 2357 mSDtfsCounter, 2620 mSDsluCounter, 2089 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 1162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2918 SdHoareTripleChecker+Valid, 4446 SdHoareTripleChecker+Invalid, 2821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1162 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:34,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2918 Valid, 4446 Invalid, 2821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1162 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-10-16 12:06:34,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76160 states. [2022-10-16 12:06:38,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76160 to 67072. [2022-10-16 12:06:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67072 states, 47883 states have (on average 1.2629952175093457) internal successors, (60476), 48922 states have internal predecessors, (60476), 15016 states have call successors, (15016), 4195 states have call predecessors, (15016), 4147 states have return successors, (15072), 14496 states have call predecessors, (15072), 15016 states have call successors, (15072) [2022-10-16 12:06:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67072 states to 67072 states and 90564 transitions. [2022-10-16 12:06:39,325 INFO L78 Accepts]: Start accepts. Automaton has 67072 states and 90564 transitions. Word has length 285 [2022-10-16 12:06:39,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:06:39,326 INFO L495 AbstractCegarLoop]: Abstraction has 67072 states and 90564 transitions. [2022-10-16 12:06:39,326 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 12:06:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 67072 states and 90564 transitions. [2022-10-16 12:06:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-10-16 12:06:39,360 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:06:39,360 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, 1] [2022-10-16 12:06:39,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 12:06:39,362 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 12:06:39,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:06:39,362 INFO L85 PathProgramCache]: Analyzing trace with hash -825518333, now seen corresponding path program 1 times [2022-10-16 12:06:39,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:06:39,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144323316] [2022-10-16 12:06:39,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:06:39,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:06:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:06:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:06:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:06:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:06:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:06:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:06:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:06:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:06:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:06:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:06:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:06:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:06:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:06:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 12:06:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-16 12:06:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:06:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-16 12:06:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:06:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 12:06:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-16 12:06:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-16 12:06:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-16 12:06:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-16 12:06:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:06:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:06:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-10-16 12:06:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 12:06:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-10-16 12:06:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:06:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:06:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:06:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:06:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:06:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:06:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:06:39,947 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 12:06:39,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:06:39,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144323316] [2022-10-16 12:06:39,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144323316] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:06:39,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:06:39,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:06:39,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191130511] [2022-10-16 12:06:39,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:06:39,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:06:39,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:06:39,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:06:39,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:06:39,950 INFO L87 Difference]: Start difference. First operand 67072 states and 90564 transitions. Second operand has 5 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 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) [2022-10-16 12:06:54,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:06:54,399 INFO L93 Difference]: Finished difference Result 216000 states and 294833 transitions. [2022-10-16 12:06:54,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:06:54,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 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) Word has length 296 [2022-10-16 12:06:54,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:06:55,076 INFO L225 Difference]: With dead ends: 216000 [2022-10-16 12:06:55,076 INFO L226 Difference]: Without dead ends: 149010 [2022-10-16 12:06:55,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:06:55,290 INFO L413 NwaCegarLoop]: 3683 mSDtfsCounter, 2890 mSDsluCounter, 3659 mSDsCounter, 0 mSdLazyCounter, 2665 mSolverCounterSat, 1855 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 7342 SdHoareTripleChecker+Invalid, 4520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1855 IncrementalHoareTripleChecker+Valid, 2665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:06:55,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 7342 Invalid, 4520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1855 Valid, 2665 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-10-16 12:06:55,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149010 states. [2022-10-16 12:07:04,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149010 to 130900. [2022-10-16 12:07:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130900 states, 93471 states have (on average 1.2635790780028031) internal successors, (118108), 95380 states have internal predecessors, (118108), 29286 states have call successors, (29286), 8213 states have call predecessors, (29286), 8117 states have return successors, (29398), 28390 states have call predecessors, (29398), 29286 states have call successors, (29398) [2022-10-16 12:07:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130900 states to 130900 states and 176792 transitions. [2022-10-16 12:07:05,312 INFO L78 Accepts]: Start accepts. Automaton has 130900 states and 176792 transitions. Word has length 296 [2022-10-16 12:07:05,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:07:05,312 INFO L495 AbstractCegarLoop]: Abstraction has 130900 states and 176792 transitions. [2022-10-16 12:07:05,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 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) [2022-10-16 12:07:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 130900 states and 176792 transitions. [2022-10-16 12:07:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-10-16 12:07:05,327 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:07:05,327 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, 1] [2022-10-16 12:07:05,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 12:07:05,327 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 12:07:05,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:07:05,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1773570299, now seen corresponding path program 1 times [2022-10-16 12:07:05,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:07:05,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496217032] [2022-10-16 12:07:05,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:07:05,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:07:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:07:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:07:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:07:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:07:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:07:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:07:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:07:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:07:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:07:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:07:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:07:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:07:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:07:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 12:07:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-16 12:07:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-16 12:07:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-10-16 12:07:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 12:07:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-10-16 12:07:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-16 12:07:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-16 12:07:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-16 12:07:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-16 12:07:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:07:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:07:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-10-16 12:07:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 12:07:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-10-16 12:07:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:07:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 12:07:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:07:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 12:07:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 12:07:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-10-16 12:07:06,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:07:06,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496217032] [2022-10-16 12:07:06,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496217032] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:07:06,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039472041] [2022-10-16 12:07:06,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:07:06,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:07:06,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:07:06,654 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:07:06,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 12:07:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:07,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 2411 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-16 12:07:07,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:07:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2022-10-16 12:07:07,484 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:07:07,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039472041] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:07:07,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:07:07,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-10-16 12:07:07,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138344911] [2022-10-16 12:07:07,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:07:07,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:07:07,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:07:07,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:07:07,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:07:07,493 INFO L87 Difference]: Start difference. First operand 130900 states and 176792 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (36), 3 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-10-16 12:07:21,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:07:21,327 INFO L93 Difference]: Finished difference Result 325756 states and 440222 transitions. [2022-10-16 12:07:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:07:21,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (36), 3 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 296 [2022-10-16 12:07:21,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:07:22,560 INFO L225 Difference]: With dead ends: 325756 [2022-10-16 12:07:22,560 INFO L226 Difference]: Without dead ends: 194938 [2022-10-16 12:07:22,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 12:07:22,987 INFO L413 NwaCegarLoop]: 2789 mSDtfsCounter, 2003 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2003 SdHoareTripleChecker+Valid, 4797 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:07:22,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2003 Valid, 4797 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:07:23,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194938 states. [2022-10-16 12:07:36,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194938 to 194912. [2022-10-16 12:07:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194912 states, 139245 states have (on average 1.264002298107652) internal successors, (176006), 142024 states have internal predecessors, (176006), 43556 states have call successors, (43556), 12229 states have call predecessors, (43556), 12085 states have return successors, (43724), 42284 states have call predecessors, (43724), 43556 states have call successors, (43724) [2022-10-16 12:07:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194912 states to 194912 states and 263286 transitions. [2022-10-16 12:07:38,778 INFO L78 Accepts]: Start accepts. Automaton has 194912 states and 263286 transitions. Word has length 296 [2022-10-16 12:07:38,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:07:38,778 INFO L495 AbstractCegarLoop]: Abstraction has 194912 states and 263286 transitions. [2022-10-16 12:07:38,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (36), 3 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-10-16 12:07:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 194912 states and 263286 transitions. [2022-10-16 12:07:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-10-16 12:07:38,794 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:07:38,794 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:07:38,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 12:07:39,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-16 12:07:39,010 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 12:07:39,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:07:39,011 INFO L85 PathProgramCache]: Analyzing trace with hash 2134595849, now seen corresponding path program 1 times [2022-10-16 12:07:39,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:07:39,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296311336] [2022-10-16 12:07:39,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:07:39,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:07:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:07:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:07:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 12:07:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:07:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:07:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 12:07:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 12:07:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 12:07:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 12:07:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 12:07:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 12:07:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-16 12:07:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 12:07:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 12:07:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-16 12:07:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 12:07:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-16 12:07:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-10-16 12:07:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:07:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:07:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-16 12:07:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:07:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 12:07:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 12:07:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-10-16 12:07:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-16 12:07:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-10-16 12:07:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-10-16 12:07:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 12:07:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 12:07:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-10-16 12:07:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-10-16 12:07:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:07:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2022-10-16 12:07:40,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:07:40,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296311336] [2022-10-16 12:07:40,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296311336] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:07:40,598 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:07:40,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:07:40,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887340405] [2022-10-16 12:07:40,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:07:40,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:07:40,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:07:40,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:07:40,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:07:40,601 INFO L87 Difference]: Start difference. First operand 194912 states and 263286 transitions. Second operand has 5 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31)