./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 28669211a2ef49b5efd7443ec92409c5f49218a96d1252c934deb7757bde86cd --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:07:26,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:07:26,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:07:27,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:07:27,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:07:27,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:07:27,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:07:27,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:07:27,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:07:27,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:07:27,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:07:27,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:07:27,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:07:27,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:07:27,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:07:27,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:07:27,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:07:27,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:07:27,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:07:27,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:07:27,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:07:27,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:07:27,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:07:27,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:07:27,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:07:27,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:07:27,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:07:27,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:07:27,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:07:27,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:07:27,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:07:27,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:07:27,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:07:27,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:07:27,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:07:27,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:07:27,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:07:27,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:07:27,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:07:27,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:07:27,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:07:27,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:07:27,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:07:27,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:07:27,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:07:27,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:07:27,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:07:27,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:07:27,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:07:27,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:07:27,116 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:07:27,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:07:27,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:07:27,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:07:27,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:07:27,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:07:27,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:07:27,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:07:27,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:07:27,120 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:07:27,121 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:07:27,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:07:27,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:07:27,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28669211a2ef49b5efd7443ec92409c5f49218a96d1252c934deb7757bde86cd [2021-12-16 05:07:27,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:07:27,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:07:27,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:07:27,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:07:27,491 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:07:27,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2021-12-16 05:07:27,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc504b939/23780d0f42c245f2855a45cd0f85f197/FLAG089e251d2 [2021-12-16 05:07:28,267 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:07:28,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2021-12-16 05:07:28,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc504b939/23780d0f42c245f2855a45cd0f85f197/FLAG089e251d2 [2021-12-16 05:07:28,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc504b939/23780d0f42c245f2855a45cd0f85f197 [2021-12-16 05:07:28,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:07:28,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:07:28,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:07:28,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:07:28,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:07:28,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:07:28" (1/1) ... [2021-12-16 05:07:28,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7b9145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:28, skipping insertion in model container [2021-12-16 05:07:28,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:07:28" (1/1) ... [2021-12-16 05:07:28,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:07:28,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:07:31,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387086,387099] [2021-12-16 05:07:31,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387231,387244] [2021-12-16 05:07:31,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:07:31,507 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 05:07:31,791 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387086,387099] [2021-12-16 05:07:31,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387231,387244] [2021-12-16 05:07:31,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:07:32,090 INFO L208 MainTranslator]: Completed translation [2021-12-16 05:07:32,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32 WrapperNode [2021-12-16 05:07:32,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:07:32,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 05:07:32,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 05:07:32,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 05:07:32,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,312 INFO L137 Inliner]: procedures = 510, calls = 2610, calls flagged for inlining = 246, calls inlined = 216, statements flattened = 5468 [2021-12-16 05:07:32,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 05:07:32,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 05:07:32,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 05:07:32,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 05:07:32,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 05:07:32,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 05:07:32,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 05:07:32,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 05:07:32,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (1/1) ... [2021-12-16 05:07:32,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:07:32,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 05:07:32,602 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) [2021-12-16 05:07:32,604 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 [2021-12-16 05:07:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure drain_rx [2021-12-16 05:07:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_rx [2021-12-16 05:07:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-16 05:07:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-12-16 05:07:32,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-12-16 05:07:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_write [2021-12-16 05:07:32,654 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_write [2021-12-16 05:07:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 05:07:32,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 05:07:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 05:07:32,654 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 05:07:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-16 05:07:32,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-16 05:07:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2021-12-16 05:07:32,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2021-12-16 05:07:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2021-12-16 05:07:32,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2021-12-16 05:07:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 05:07:32,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 05:07:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 05:07:32,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 05:07:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_rx [2021-12-16 05:07:32,656 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_rx [2021-12-16 05:07:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_92 [2021-12-16 05:07:32,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_92 [2021-12-16 05:07:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 05:07:32,656 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 05:07:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_ring [2021-12-16 05:07:32,656 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_ring [2021-12-16 05:07:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-16 05:07:32,657 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-16 05:07:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 05:07:32,657 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 05:07:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-16 05:07:32,657 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-16 05:07:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 05:07:32,657 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 05:07:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 05:07:32,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 05:07:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 05:07:32,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 05:07:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 05:07:32,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 05:07:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 05:07:32,658 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 05:07:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 05:07:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 05:07:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 05:07:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 05:07:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2021-12-16 05:07:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2021-12-16 05:07:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 05:07:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 05:07:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-16 05:07:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-16 05:07:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 05:07:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 05:07:32,660 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 05:07:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-16 05:07:32,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-16 05:07:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2021-12-16 05:07:32,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2021-12-16 05:07:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-16 05:07:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-16 05:07:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2021-12-16 05:07:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2021-12-16 05:07:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 05:07:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 05:07:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_stop_rxtx [2021-12-16 05:07:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_stop_rxtx [2021-12-16 05:07:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure ns_tx_timeout [2021-12-16 05:07:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_tx_timeout [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 05:07:32,662 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-16 05:07:32,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reset [2021-12-16 05:07:32,662 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reset [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 05:07:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 05:07:32,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 05:07:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 05:07:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2021-12-16 05:07:32,663 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2021-12-16 05:07:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 05:07:32,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 05:07:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 05:07:32,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 05:07:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure move_int_phy [2021-12-16 05:07:32,664 INFO L138 BoogieDeclarations]: Found implementation of procedure move_int_phy [2021-12-16 05:07:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 05:07:32,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 05:07:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-16 05:07:32,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-16 05:07:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-16 05:07:32,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-16 05:07:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 05:07:32,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 05:07:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 05:07:32,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 05:07:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure enable_wol_mode [2021-12-16 05:07:32,665 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_wol_mode [2021-12-16 05:07:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_resume [2021-12-16 05:07:32,665 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_resume [2021-12-16 05:07:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-16 05:07:32,665 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-16 05:07:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 05:07:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-16 05:07:32,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-16 05:07:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 05:07:32,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 05:07:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-16 05:07:32,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-16 05:07:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 05:07:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure mii_getbit [2021-12-16 05:07:32,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_getbit [2021-12-16 05:07:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 05:07:32,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 05:07:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 05:07:32,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 05:07:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 05:07:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:07:32,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:07:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-16 05:07:32,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-16 05:07:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-16 05:07:32,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-16 05:07:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 05:07:32,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 05:07:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll_controller [2021-12-16 05:07:32,668 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll_controller [2021-12-16 05:07:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-16 05:07:32,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-16 05:07:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure check_link [2021-12-16 05:07:32,669 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link [2021-12-16 05:07:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-16 05:07:32,669 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-16 05:07:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 05:07:32,669 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 05:07:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-16 05:07:32,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-16 05:07:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-16 05:07:32,669 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-16 05:07:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 05:07:32,670 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 05:07:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure init_phy_fixup [2021-12-16 05:07:32,670 INFO L138 BoogieDeclarations]: Found implementation of procedure init_phy_fixup [2021-12-16 05:07:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-16 05:07:32,670 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-16 05:07:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-12-16 05:07:32,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-12-16 05:07:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_result [2021-12-16 05:07:32,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_result [2021-12-16 05:07:32,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 05:07:32,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 05:07:32,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 05:07:32,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 05:07:32,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 05:07:32,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 05:07:32,671 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_external [2021-12-16 05:07:32,671 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_external [2021-12-16 05:07:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2021-12-16 05:07:32,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2021-12-16 05:07:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 05:07:32,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 05:07:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_eeprom_len [2021-12-16 05:07:32,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eeprom_len [2021-12-16 05:07:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-16 05:07:32,672 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-16 05:07:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-16 05:07:32,672 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-16 05:07:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_regs_len [2021-12-16 05:07:32,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_regs_len [2021-12-16 05:07:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-16 05:07:32,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-16 05:07:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure nway_reset [2021-12-16 05:07:32,673 INFO L138 BoogieDeclarations]: Found implementation of procedure nway_reset [2021-12-16 05:07:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2021-12-16 05:07:32,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2021-12-16 05:07:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_91 [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_91 [2021-12-16 05:07:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 05:07:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-16 05:07:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2021-12-16 05:07:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 05:07:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-16 05:07:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-16 05:07:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-16 05:07:32,675 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-16 05:07:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 05:07:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_internal [2021-12-16 05:07:32,675 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_internal [2021-12-16 05:07:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 05:07:32,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 05:07:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure dump_ring [2021-12-16 05:07:32,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_ring [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2021-12-16 05:07:32,676 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 05:07:32,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2021-12-16 05:07:32,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2021-12-16 05:07:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 05:07:32,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 05:07:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-16 05:07:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-16 05:07:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure __get_stats [2021-12-16 05:07:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_stats [2021-12-16 05:07:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-12-16 05:07:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-12-16 05:07:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-16 05:07:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-16 05:07:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2021-12-16 05:07:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2021-12-16 05:07:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure drain_ring [2021-12-16 05:07:32,678 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_ring [2021-12-16 05:07:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-16 05:07:32,678 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-16 05:07:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 05:07:32,678 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 05:07:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-16 05:07:32,678 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-16 05:07:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 05:07:32,678 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_remove1 [2021-12-16 05:07:32,679 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_remove1 [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2021-12-16 05:07:32,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring [2021-12-16 05:07:32,679 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 05:07:32,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 05:07:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_disable [2021-12-16 05:07:32,680 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_disable [2021-12-16 05:07:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-16 05:07:32,680 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-16 05:07:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 05:07:32,680 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 05:07:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 05:07:32,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 05:07:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-16 05:07:32,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-16 05:07:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioaddr [2021-12-16 05:07:32,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioaddr [2021-12-16 05:07:32,681 INFO L130 BoogieDeclarations]: Found specification of procedure mii_send_bits [2021-12-16 05:07:32,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_send_bits [2021-12-16 05:07:32,681 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2021-12-16 05:07:32,681 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2021-12-16 05:07:32,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 05:07:32,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 05:07:32,681 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-16 05:07:32,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-16 05:07:32,681 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-16 05:07:32,682 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-16 05:07:32,682 INFO L130 BoogieDeclarations]: Found specification of procedure drain_tx [2021-12-16 05:07:32,682 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_tx [2021-12-16 05:07:32,682 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_enable [2021-12-16 05:07:32,682 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_enable [2021-12-16 05:07:32,682 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-16 05:07:32,682 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-16 05:07:32,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 05:07:32,682 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_read [2021-12-16 05:07:32,682 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_read [2021-12-16 05:07:32,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 05:07:32,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 05:07:32,683 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-16 05:07:32,683 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-16 05:07:32,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2021-12-16 05:07:32,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2021-12-16 05:07:33,356 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 05:07:33,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 05:07:33,630 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 05:07:35,576 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 05:07:35,622 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 05:07:35,635 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 05:07:35,635 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 05:07:35,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:07:35 BoogieIcfgContainer [2021-12-16 05:07:35,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 05:07:35,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 05:07:35,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 05:07:35,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 05:07:35,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:07:28" (1/3) ... [2021-12-16 05:07:35,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf90776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:07:35, skipping insertion in model container [2021-12-16 05:07:35,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:07:32" (2/3) ... [2021-12-16 05:07:35,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf90776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:07:35, skipping insertion in model container [2021-12-16 05:07:35,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:07:35" (3/3) ... [2021-12-16 05:07:35,644 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2021-12-16 05:07:35,647 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 05:07:35,647 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 05:07:35,684 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 05:07:35,689 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 05:07:35,689 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 05:07:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 2492 states, 1610 states have (on average 1.272670807453416) internal successors, (2049), 1645 states have internal predecessors, (2049), 752 states have call successors, (752), 130 states have call predecessors, (752), 129 states have return successors, (746), 737 states have call predecessors, (746), 746 states have call successors, (746) [2021-12-16 05:07:35,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-12-16 05:07:35,773 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:07:35,774 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 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] [2021-12-16 05:07:35,774 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:07:35,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:07:35,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1067299095, now seen corresponding path program 1 times [2021-12-16 05:07:35,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:07:35,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584520195] [2021-12-16 05:07:35,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:07:35,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:07:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:07:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:07:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:07:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:07:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:07:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:07:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:07:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:07:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:07:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:07:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:07:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:07:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:07:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:07:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:07:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:07:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-16 05:07:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:07:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:07:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-16 05:07:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-16 05:07:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2021-12-16 05:07:36,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:07:36,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584520195] [2021-12-16 05:07:36,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584520195] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:07:36,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:07:36,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 05:07:36,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441814839] [2021-12-16 05:07:36,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:07:36,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 05:07:36,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:07:36,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 05:07:36,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 05:07:36,780 INFO L87 Difference]: Start difference. First operand has 2492 states, 1610 states have (on average 1.272670807453416) internal successors, (2049), 1645 states have internal predecessors, (2049), 752 states have call successors, (752), 130 states have call predecessors, (752), 129 states have return successors, (746), 737 states have call predecessors, (746), 746 states have call successors, (746) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-16 05:07:41,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:07:41,536 INFO L93 Difference]: Finished difference Result 6916 states and 9928 transitions. [2021-12-16 05:07:41,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 05:07:41,549 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 221 [2021-12-16 05:07:41,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:07:41,620 INFO L225 Difference]: With dead ends: 6916 [2021-12-16 05:07:41,620 INFO L226 Difference]: Without dead ends: 4383 [2021-12-16 05:07:41,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 05:07:41,678 INFO L933 BasicCegarLoop]: 3483 mSDtfsCounter, 3602 mSDsluCounter, 3382 mSDsCounter, 0 mSdLazyCounter, 2637 mSolverCounterSat, 2361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4166 SdHoareTripleChecker+Valid, 6865 SdHoareTripleChecker+Invalid, 4998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2361 IncrementalHoareTripleChecker+Valid, 2637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:07:41,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4166 Valid, 6865 Invalid, 4998 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2361 Valid, 2637 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2021-12-16 05:07:41,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2021-12-16 05:07:42,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 4300. [2021-12-16 05:07:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4300 states, 2761 states have (on average 1.260775081492213) internal successors, (3481), 2825 states have internal predecessors, (3481), 1293 states have call successors, (1293), 244 states have call predecessors, (1293), 245 states have return successors, (1297), 1272 states have call predecessors, (1297), 1293 states have call successors, (1297) [2021-12-16 05:07:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 4300 states and 6071 transitions. [2021-12-16 05:07:42,072 INFO L78 Accepts]: Start accepts. Automaton has 4300 states and 6071 transitions. Word has length 221 [2021-12-16 05:07:42,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:07:42,075 INFO L470 AbstractCegarLoop]: Abstraction has 4300 states and 6071 transitions. [2021-12-16 05:07:42,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-16 05:07:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 6071 transitions. [2021-12-16 05:07:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-12-16 05:07:42,091 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:07:42,091 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 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] [2021-12-16 05:07:42,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 05:07:42,092 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:07:42,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:07:42,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1541205607, now seen corresponding path program 1 times [2021-12-16 05:07:42,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:07:42,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758251992] [2021-12-16 05:07:42,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:07:42,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:07:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:07:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:07:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:07:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:07:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:07:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:07:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:07:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:07:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:07:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:07:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:07:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:07:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:07:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:07:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:07:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:07:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-16 05:07:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-16 05:07:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-16 05:07:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-16 05:07:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:07:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:07:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-16 05:07:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:07:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-16 05:07:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:07:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:07:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-16 05:07:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-16 05:07:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-16 05:07:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2021-12-16 05:07:42,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:07:42,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758251992] [2021-12-16 05:07:42,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758251992] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:07:42,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:07:42,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:07:42,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516737914] [2021-12-16 05:07:42,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:07:42,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:07:42,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:07:42,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:07:42,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:07:42,667 INFO L87 Difference]: Start difference. First operand 4300 states and 6071 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2021-12-16 05:07:50,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:07:50,845 INFO L93 Difference]: Finished difference Result 13307 states and 18876 transitions. [2021-12-16 05:07:50,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-16 05:07:50,846 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) Word has length 298 [2021-12-16 05:07:50,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:07:50,886 INFO L225 Difference]: With dead ends: 13307 [2021-12-16 05:07:50,886 INFO L226 Difference]: Without dead ends: 9042 [2021-12-16 05:07:50,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-12-16 05:07:50,900 INFO L933 BasicCegarLoop]: 3267 mSDtfsCounter, 8461 mSDsluCounter, 4848 mSDsCounter, 0 mSdLazyCounter, 5294 mSolverCounterSat, 7310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8809 SdHoareTripleChecker+Valid, 8115 SdHoareTripleChecker+Invalid, 12604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7310 IncrementalHoareTripleChecker+Valid, 5294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-12-16 05:07:50,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8809 Valid, 8115 Invalid, 12604 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7310 Valid, 5294 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2021-12-16 05:07:50,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9042 states. [2021-12-16 05:07:51,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9042 to 8141. [2021-12-16 05:07:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8141 states, 5280 states have (on average 1.2643939393939394) internal successors, (6676), 5400 states have internal predecessors, (6676), 2386 states have call successors, (2386), 479 states have call predecessors, (2386), 474 states have return successors, (2402), 2335 states have call predecessors, (2402), 2386 states have call successors, (2402) [2021-12-16 05:07:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8141 states to 8141 states and 11464 transitions. [2021-12-16 05:07:51,211 INFO L78 Accepts]: Start accepts. Automaton has 8141 states and 11464 transitions. Word has length 298 [2021-12-16 05:07:51,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:07:51,212 INFO L470 AbstractCegarLoop]: Abstraction has 8141 states and 11464 transitions. [2021-12-16 05:07:51,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2021-12-16 05:07:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 8141 states and 11464 transitions. [2021-12-16 05:07:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-12-16 05:07:51,221 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:07:51,221 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 9, 9, 6, 6, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:07:51,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 05:07:51,221 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:07:51,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:07:51,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1368082242, now seen corresponding path program 1 times [2021-12-16 05:07:51,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:07:51,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752506145] [2021-12-16 05:07:51,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:07:51,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:07:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:07:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:07:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:07:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:07:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:07:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:07:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:07:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:07:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:07:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:07:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:07:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:07:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:07:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:07:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:07:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:07:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-16 05:07:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-16 05:07:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-16 05:07:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-16 05:07:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:07:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:07:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:07:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-16 05:07:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:07:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-16 05:07:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-16 05:07:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:07:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:07:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 05:07:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:07:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 05:07:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-16 05:07:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:07:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 05:07:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-12-16 05:07:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-16 05:07:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-16 05:07:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-16 05:07:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-16 05:07:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-12-16 05:07:51,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:07:51,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752506145] [2021-12-16 05:07:51,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752506145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:07:51,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:07:51,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-16 05:07:51,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669064924] [2021-12-16 05:07:51,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:07:51,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 05:07:51,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:07:51,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 05:07:51,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-12-16 05:07:51,757 INFO L87 Difference]: Start difference. First operand 8141 states and 11464 transitions. Second operand has 10 states, 9 states have (on average 13.11111111111111) internal successors, (118), 5 states have internal predecessors, (118), 4 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2021-12-16 05:08:05,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:08:05,780 INFO L93 Difference]: Finished difference Result 28221 states and 39831 transitions. [2021-12-16 05:08:05,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-12-16 05:08:05,780 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.11111111111111) internal successors, (118), 5 states have internal predecessors, (118), 4 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) Word has length 368 [2021-12-16 05:08:05,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:08:05,878 INFO L225 Difference]: With dead ends: 28221 [2021-12-16 05:08:05,878 INFO L226 Difference]: Without dead ends: 20115 [2021-12-16 05:08:05,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2021-12-16 05:08:05,913 INFO L933 BasicCegarLoop]: 4807 mSDtfsCounter, 11028 mSDsluCounter, 7077 mSDsCounter, 0 mSdLazyCounter, 13331 mSolverCounterSat, 9353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11903 SdHoareTripleChecker+Valid, 11884 SdHoareTripleChecker+Invalid, 22684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9353 IncrementalHoareTripleChecker+Valid, 13331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-16 05:08:05,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11903 Valid, 11884 Invalid, 22684 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9353 Valid, 13331 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2021-12-16 05:08:05,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20115 states. [2021-12-16 05:08:06,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20115 to 18151. [2021-12-16 05:08:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18151 states, 11852 states have (on average 1.2641748228147147) internal successors, (14983), 12087 states have internal predecessors, (14983), 5182 states have call successors, (5182), 1131 states have call predecessors, (5182), 1116 states have return successors, (5198), 5097 states have call predecessors, (5198), 5182 states have call successors, (5198) [2021-12-16 05:08:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18151 states to 18151 states and 25363 transitions. [2021-12-16 05:08:06,699 INFO L78 Accepts]: Start accepts. Automaton has 18151 states and 25363 transitions. Word has length 368 [2021-12-16 05:08:06,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:08:06,700 INFO L470 AbstractCegarLoop]: Abstraction has 18151 states and 25363 transitions. [2021-12-16 05:08:06,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.11111111111111) internal successors, (118), 5 states have internal predecessors, (118), 4 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2021-12-16 05:08:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand 18151 states and 25363 transitions. [2021-12-16 05:08:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-16 05:08:06,711 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:08:06,711 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:08:06,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 05:08:06,711 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:08:06,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:08:06,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1246162991, now seen corresponding path program 1 times [2021-12-16 05:08:06,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:08:06,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994967576] [2021-12-16 05:08:06,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:08:06,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:08:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:08:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:08:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:08:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:08:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:08:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:08:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:08:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:08:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:08:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:08:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:08:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:08:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:08:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:08:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:08:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:08:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:06,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-16 05:08:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-16 05:08:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-16 05:08:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-16 05:08:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-16 05:08:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-16 05:08:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:08:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-16 05:08:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-16 05:08:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 05:08:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-16 05:08:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-16 05:08:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-16 05:08:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-16 05:08:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-16 05:08:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 05:08:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-16 05:08:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-16 05:08:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-16 05:08:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:08:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:08:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 05:08:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:08:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 05:08:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-16 05:08:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:08:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 05:08:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-16 05:08:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2021-12-16 05:08:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-12-16 05:08:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-16 05:08:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2021-12-16 05:08:07,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:08:07,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994967576] [2021-12-16 05:08:07,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994967576] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:08:07,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:08:07,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:08:07,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134554583] [2021-12-16 05:08:07,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:08:07,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:08:07,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:08:07,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:08:07,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:08:07,187 INFO L87 Difference]: Start difference. First operand 18151 states and 25363 transitions. Second operand has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (61), 5 states have call predecessors, (61), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2021-12-16 05:08:13,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:08:13,882 INFO L93 Difference]: Finished difference Result 43105 states and 60545 transitions. [2021-12-16 05:08:13,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 05:08:13,882 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (61), 5 states have call predecessors, (61), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 439 [2021-12-16 05:08:13,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:08:14,000 INFO L225 Difference]: With dead ends: 43105 [2021-12-16 05:08:14,001 INFO L226 Difference]: Without dead ends: 24989 [2021-12-16 05:08:14,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-16 05:08:14,067 INFO L933 BasicCegarLoop]: 5055 mSDtfsCounter, 3698 mSDsluCounter, 5412 mSDsCounter, 0 mSdLazyCounter, 4739 mSolverCounterSat, 2975 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4300 SdHoareTripleChecker+Valid, 10467 SdHoareTripleChecker+Invalid, 7714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2975 IncrementalHoareTripleChecker+Valid, 4739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2021-12-16 05:08:14,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4300 Valid, 10467 Invalid, 7714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2975 Valid, 4739 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2021-12-16 05:08:14,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24989 states. [2021-12-16 05:08:14,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24989 to 22625. [2021-12-16 05:08:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22625 states, 14822 states have (on average 1.264741600323843) internal successors, (18746), 15106 states have internal predecessors, (18746), 6407 states have call successors, (6407), 1410 states have call predecessors, (6407), 1395 states have return successors, (6423), 6310 states have call predecessors, (6423), 6407 states have call successors, (6423) [2021-12-16 05:08:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22625 states to 22625 states and 31576 transitions. [2021-12-16 05:08:15,044 INFO L78 Accepts]: Start accepts. Automaton has 22625 states and 31576 transitions. Word has length 439 [2021-12-16 05:08:15,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:08:15,045 INFO L470 AbstractCegarLoop]: Abstraction has 22625 states and 31576 transitions. [2021-12-16 05:08:15,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (61), 5 states have call predecessors, (61), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2021-12-16 05:08:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 22625 states and 31576 transitions. [2021-12-16 05:08:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2021-12-16 05:08:15,057 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:08:15,057 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:08:15,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 05:08:15,058 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:08:15,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:08:15,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1063193199, now seen corresponding path program 1 times [2021-12-16 05:08:15,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:08:15,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512547994] [2021-12-16 05:08:15,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:08:15,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:08:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:08:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:08:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:08:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:08:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:08:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:08:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:08:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:08:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:08:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:08:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:08:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:08:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:08:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:08:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:08:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:08:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-16 05:08:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-16 05:08:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-16 05:08:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-16 05:08:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-16 05:08:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-16 05:08:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:08:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-16 05:08:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:08:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-16 05:08:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:08:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-16 05:08:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-16 05:08:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-16 05:08:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-16 05:08:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-16 05:08:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-12-16 05:08:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-16 05:08:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-16 05:08:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-16 05:08:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-16 05:08:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-12-16 05:08:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 05:08:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-16 05:08:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-16 05:08:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-16 05:08:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:08:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:08:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 05:08:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:08:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 05:08:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-16 05:08:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:08:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 05:08:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-12-16 05:08:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2021-12-16 05:08:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-16 05:08:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-12-16 05:08:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1553 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1538 trivial. 0 not checked. [2021-12-16 05:08:15,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:08:15,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512547994] [2021-12-16 05:08:15,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512547994] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:08:15,922 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:08:15,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:08:15,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066468442] [2021-12-16 05:08:15,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:08:15,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:08:15,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:08:15,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:08:15,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:08:15,924 INFO L87 Difference]: Start difference. First operand 22625 states and 31576 transitions. Second operand has 6 states, 6 states have (on average 31.5) internal successors, (189), 3 states have internal predecessors, (189), 3 states have call successors, (68), 5 states have call predecessors, (68), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-12-16 05:08:23,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:08:23,009 INFO L93 Difference]: Finished difference Result 52479 states and 73602 transitions. [2021-12-16 05:08:23,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 05:08:23,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.5) internal successors, (189), 3 states have internal predecessors, (189), 3 states have call successors, (68), 5 states have call predecessors, (68), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 515 [2021-12-16 05:08:23,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:08:23,207 INFO L225 Difference]: With dead ends: 52479 [2021-12-16 05:08:23,208 INFO L226 Difference]: Without dead ends: 29889 [2021-12-16 05:08:23,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-16 05:08:23,285 INFO L933 BasicCegarLoop]: 5069 mSDtfsCounter, 2922 mSDsluCounter, 6693 mSDsCounter, 0 mSdLazyCounter, 6285 mSolverCounterSat, 1758 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3522 SdHoareTripleChecker+Valid, 11762 SdHoareTripleChecker+Invalid, 8043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1758 IncrementalHoareTripleChecker+Valid, 6285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:08:23,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3522 Valid, 11762 Invalid, 8043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1758 Valid, 6285 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2021-12-16 05:08:23,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29889 states. [2021-12-16 05:08:24,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29889 to 27087. [2021-12-16 05:08:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27087 states, 17780 states have (on average 1.2652980877390325) internal successors, (22497), 18113 states have internal predecessors, (22497), 7632 states have call successors, (7632), 1689 states have call predecessors, (7632), 1674 states have return successors, (7648), 7523 states have call predecessors, (7648), 7632 states have call successors, (7648) [2021-12-16 05:08:24,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27087 states to 27087 states and 37777 transitions. [2021-12-16 05:08:24,335 INFO L78 Accepts]: Start accepts. Automaton has 27087 states and 37777 transitions. Word has length 515 [2021-12-16 05:08:24,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:08:24,337 INFO L470 AbstractCegarLoop]: Abstraction has 27087 states and 37777 transitions. [2021-12-16 05:08:24,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.5) internal successors, (189), 3 states have internal predecessors, (189), 3 states have call successors, (68), 5 states have call predecessors, (68), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-12-16 05:08:24,337 INFO L276 IsEmpty]: Start isEmpty. Operand 27087 states and 37777 transitions. [2021-12-16 05:08:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-16 05:08:24,346 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:08:24,347 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 8, 8, 8, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:08:24,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-16 05:08:24,347 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:08:24,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:08:24,347 INFO L85 PathProgramCache]: Analyzing trace with hash -570581015, now seen corresponding path program 1 times [2021-12-16 05:08:24,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:08:24,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710995937] [2021-12-16 05:08:24,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:08:24,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:08:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:08:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:08:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:08:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:08:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:08:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:08:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:08:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:08:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:08:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:08:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:08:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:08:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:08:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 05:08:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 05:08:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-16 05:08:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-16 05:08:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-16 05:08:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-16 05:08:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-16 05:08:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-16 05:08:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-16 05:08:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:08:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-16 05:08:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:08:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-16 05:08:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:08:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-16 05:08:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-16 05:08:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-16 05:08:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-16 05:08:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-12-16 05:08:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-16 05:08:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-12-16 05:08:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-12-16 05:08:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-16 05:08:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-16 05:08:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 05:08:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-16 05:08:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:08:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-16 05:08:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-16 05:08:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:08:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:08:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 05:08:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:08:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 05:08:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-16 05:08:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:08:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 05:08:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-16 05:08:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-16 05:08:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:08:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:25,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2021-12-16 05:08:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:25,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-16 05:08:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:08:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2021-12-16 05:08:25,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:08:25,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710995937] [2021-12-16 05:08:25,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710995937] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:08:25,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:08:25,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:08:25,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945807939] [2021-12-16 05:08:25,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:08:25,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:08:25,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:08:25,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:08:25,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:08:25,086 INFO L87 Difference]: Start difference. First operand 27087 states and 37777 transitions. Second operand has 6 states, 6 states have (on average 32.0) internal successors, (192), 3 states have internal predecessors, (192), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62)