./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 [2021-12-18 13:16:06,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 13:16:06,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 13:16:06,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 13:16:06,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 13:16:06,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 13:16:06,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 13:16:06,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 13:16:06,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 13:16:06,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 13:16:06,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 13:16:06,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 13:16:06,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 13:16:06,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 13:16:06,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 13:16:06,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 13:16:06,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 13:16:06,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 13:16:06,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 13:16:06,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 13:16:06,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 13:16:06,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 13:16:06,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 13:16:06,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 13:16:06,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 13:16:06,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 13:16:06,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 13:16:06,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 13:16:06,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 13:16:06,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 13:16:06,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 13:16:06,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 13:16:06,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 13:16:06,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 13:16:06,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 13:16:06,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 13:16:06,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 13:16:06,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 13:16:06,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 13:16:06,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 13:16:06,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 13:16:06,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 13:16:06,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 13:16:06,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 13:16:06,720 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 13:16:06,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 13:16:06,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 13:16:06,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 13:16:06,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 13:16:06,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 13:16:06,722 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 13:16:06,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 13:16:06,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 13:16:06,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 13:16:06,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 13:16:06,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 13:16:06,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 13:16:06,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 13:16:06,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 13:16:06,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 13:16:06,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 13:16:06,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:16:06,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 13:16:06,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 13:16:06,726 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 13:16:06,726 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 13:16:06,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 13:16:06,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 13:16:06,726 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28669211a2ef49b5efd7443ec92409c5f49218a96d1252c934deb7757bde86cd [2021-12-18 13:16:06,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 13:16:06,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 13:16:06,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 13:16:06,972 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 13:16:06,972 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 13:16:06,973 INFO L432 ainManager$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 [2021-12-18 13:16:07,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a80d819/29bf47734a854e14becf3d9050b11506/FLAG84c74bdc0 [2021-12-18 13:16:07,708 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 13:16:07,708 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 [2021-12-18 13:16:07,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a80d819/29bf47734a854e14becf3d9050b11506/FLAG84c74bdc0 [2021-12-18 13:16:08,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a80d819/29bf47734a854e14becf3d9050b11506 [2021-12-18 13:16:08,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 13:16:08,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 13:16:08,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 13:16:08,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 13:16:08,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 13:16:08,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:16:08" (1/1) ... [2021-12-18 13:16:08,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8b20a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:08, skipping insertion in model container [2021-12-18 13:16:08,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:16:08" (1/1) ... [2021-12-18 13:16:08,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 13:16:08,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 13:16:10,719 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] [2021-12-18 13:16:10,726 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] [2021-12-18 13:16:10,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:16:10,795 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 13:16:11,055 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] [2021-12-18 13:16:11,055 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] [2021-12-18 13:16:11,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:16:11,209 INFO L208 MainTranslator]: Completed translation [2021-12-18 13:16:11,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11 WrapperNode [2021-12-18 13:16:11,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 13:16:11,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 13:16:11,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 13:16:11,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 13:16:11,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,410 INFO L137 Inliner]: procedures = 510, calls = 2610, calls flagged for inlining = 246, calls inlined = 216, statements flattened = 5468 [2021-12-18 13:16:11,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 13:16:11,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 13:16:11,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 13:16:11,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 13:16:11,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 13:16:11,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 13:16:11,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 13:16:11,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 13:16:11,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (1/1) ... [2021-12-18 13:16:11,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:16:11,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:16:11,656 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) [2021-12-18 13:16:11,687 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 [2021-12-18 13:16:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure drain_rx [2021-12-18 13:16:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_rx [2021-12-18 13:16:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-18 13:16:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-12-18 13:16:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-12-18 13:16:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_write [2021-12-18 13:16:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_write [2021-12-18 13:16:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 13:16:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 13:16:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 13:16:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 13:16:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-18 13:16:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-18 13:16:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2021-12-18 13:16:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2021-12-18 13:16:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2021-12-18 13:16:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2021-12-18 13:16:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-18 13:16:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-18 13:16:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 13:16:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 13:16:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_rx [2021-12-18 13:16:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_rx [2021-12-18 13:16:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_92 [2021-12-18 13:16:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_92 [2021-12-18 13:16:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 13:16:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 13:16:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_ring [2021-12-18 13:16:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_ring [2021-12-18 13:16:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-18 13:16:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-18 13:16:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 13:16:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 13:16:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-18 13:16:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-18 13:16:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 13:16:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 13:16:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-18 13:16:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-18 13:16:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 13:16:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 13:16:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 13:16:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 13:16:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 13:16:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 13:16:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 13:16:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 13:16:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 13:16:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 13:16:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2021-12-18 13:16:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2021-12-18 13:16:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-18 13:16:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-18 13:16:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 13:16:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 13:16:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 13:16:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 13:16:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 13:16:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-18 13:16:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-18 13:16:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2021-12-18 13:16:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2021-12-18 13:16:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-18 13:16:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-18 13:16:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2021-12-18 13:16:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2021-12-18 13:16:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 13:16:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 13:16:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_stop_rxtx [2021-12-18 13:16:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_stop_rxtx [2021-12-18 13:16:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure ns_tx_timeout [2021-12-18 13:16:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_tx_timeout [2021-12-18 13:16:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 13:16:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 13:16:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 13:16:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-18 13:16:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-18 13:16:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reset [2021-12-18 13:16:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reset [2021-12-18 13:16:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 13:16:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 13:16:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 13:16:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 13:16:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2021-12-18 13:16:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2021-12-18 13:16:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 13:16:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 13:16:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 13:16:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 13:16:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure move_int_phy [2021-12-18 13:16:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure move_int_phy [2021-12-18 13:16:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 13:16:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 13:16:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 13:16:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 13:16:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 13:16:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 13:16:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 13:16:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 13:16:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 13:16:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 13:16:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure enable_wol_mode [2021-12-18 13:16:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_wol_mode [2021-12-18 13:16:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_resume [2021-12-18 13:16:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_resume [2021-12-18 13:16:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-18 13:16:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-18 13:16:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 13:16:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 13:16:11,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 13:16:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 13:16:11,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 13:16:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-18 13:16:11,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-18 13:16:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 13:16:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure mii_getbit [2021-12-18 13:16:11,727 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_getbit [2021-12-18 13:16:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 13:16:11,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 13:16:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 13:16:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 13:16:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 13:16:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:16:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:16:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:16:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:16:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 13:16:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 13:16:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 13:16:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 13:16:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll_controller [2021-12-18 13:16:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll_controller [2021-12-18 13:16:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 13:16:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 13:16:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure check_link [2021-12-18 13:16:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link [2021-12-18 13:16:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-18 13:16:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-18 13:16:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 13:16:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 13:16:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 13:16:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 13:16:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 13:16:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 13:16:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 13:16:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure init_phy_fixup [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure init_phy_fixup [2021-12-18 13:16:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 13:16:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-12-18 13:16:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_result [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_result [2021-12-18 13:16:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 13:16:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 13:16:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_external [2021-12-18 13:16:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_external [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2021-12-18 13:16:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2021-12-18 13:16:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 13:16:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 13:16:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure get_eeprom_len [2021-12-18 13:16:11,739 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eeprom_len [2021-12-18 13:16:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-18 13:16:11,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-18 13:16:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-18 13:16:11,739 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-18 13:16:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure get_regs_len [2021-12-18 13:16:11,739 INFO L138 BoogieDeclarations]: Found implementation of procedure get_regs_len [2021-12-18 13:16:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 13:16:11,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 13:16:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure nway_reset [2021-12-18 13:16:11,740 INFO L138 BoogieDeclarations]: Found implementation of procedure nway_reset [2021-12-18 13:16:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2021-12-18 13:16:11,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2021-12-18 13:16:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_91 [2021-12-18 13:16:11,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_91 [2021-12-18 13:16:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-18 13:16:11,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-18 13:16:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 13:16:11,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 13:16:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2021-12-18 13:16:11,741 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2021-12-18 13:16:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 13:16:11,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 13:16:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 13:16:11,742 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 13:16:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-18 13:16:11,742 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-18 13:16:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_internal [2021-12-18 13:16:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_internal [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 13:16:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure dump_ring [2021-12-18 13:16:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_ring [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 13:16:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2021-12-18 13:16:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 13:16:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2021-12-18 13:16:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 13:16:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-18 13:16:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure __get_stats [2021-12-18 13:16:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_stats [2021-12-18 13:16:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-12-18 13:16:11,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-12-18 13:16:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-18 13:16:11,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-18 13:16:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2021-12-18 13:16:11,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2021-12-18 13:16:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure drain_ring [2021-12-18 13:16:11,745 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_ring [2021-12-18 13:16:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 13:16:11,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 13:16:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 13:16:11,746 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 13:16:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 13:16:11,746 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 13:16:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 13:16:11,746 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 13:16:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_remove1 [2021-12-18 13:16:11,746 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_remove1 [2021-12-18 13:16:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2021-12-18 13:16:11,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2021-12-18 13:16:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 13:16:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring [2021-12-18 13:16:11,747 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring [2021-12-18 13:16:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 13:16:11,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 13:16:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_disable [2021-12-18 13:16:11,747 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_disable [2021-12-18 13:16:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-18 13:16:11,748 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-18 13:16:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 13:16:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 13:16:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 13:16:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 13:16:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-18 13:16:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-18 13:16:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioaddr [2021-12-18 13:16:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioaddr [2021-12-18 13:16:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure mii_send_bits [2021-12-18 13:16:11,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_send_bits [2021-12-18 13:16:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2021-12-18 13:16:11,756 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2021-12-18 13:16:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 13:16:11,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-18 13:16:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-18 13:16:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure drain_tx [2021-12-18 13:16:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_tx [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_enable [2021-12-18 13:16:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_enable [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 13:16:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 13:16:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 13:16:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_read [2021-12-18 13:16:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_read [2021-12-18 13:16:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 13:16:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 13:16:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-18 13:16:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-18 13:16:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2021-12-18 13:16:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2021-12-18 13:16:12,460 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 13:16:12,466 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 13:16:12,825 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 13:16:14,731 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 13:16:14,778 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 13:16:14,802 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 13:16:14,802 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 13:16:14,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:16:14 BoogieIcfgContainer [2021-12-18 13:16:14,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 13:16:14,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 13:16:14,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 13:16:14,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 13:16:14,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:16:08" (1/3) ... [2021-12-18 13:16:14,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687b2ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:16:14, skipping insertion in model container [2021-12-18 13:16:14,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:16:11" (2/3) ... [2021-12-18 13:16:14,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687b2ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:16:14, skipping insertion in model container [2021-12-18 13:16:14,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:16:14" (3/3) ... [2021-12-18 13:16:14,824 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2021-12-18 13:16:14,838 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 13:16:14,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 13:16:14,876 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 13:16:14,881 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 [2021-12-18 13:16:14,881 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 13:16:15,005 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) [2021-12-18 13:16:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-12-18 13:16:15,030 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:15,031 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] [2021-12-18 13:16:15,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:15,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:15,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1067299095, now seen corresponding path program 1 times [2021-12-18 13:16:15,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:15,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376460142] [2021-12-18 13:16:15,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:15,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:16:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-18 13:16:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:16:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 13:16:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 13:16:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:15,908 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2021-12-18 13:16:15,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:15,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376460142] [2021-12-18 13:16:15,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376460142] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:15,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:15,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:16:15,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588664749] [2021-12-18 13:16:15,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:15,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:16:15,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:15,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:16:15,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:16:15,947 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) [2021-12-18 13:16:20,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:16:20,480 INFO L93 Difference]: Finished difference Result 6916 states and 9928 transitions. [2021-12-18 13:16:20,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:16:20,482 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 [2021-12-18 13:16:20,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:16:20,515 INFO L225 Difference]: With dead ends: 6916 [2021-12-18 13:16:20,516 INFO L226 Difference]: Without dead ends: 4383 [2021-12-18 13:16:20,530 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 [2021-12-18 13:16:20,532 INFO L933 BasicCegarLoop]: 3481 mSDtfsCounter, 3602 mSDsluCounter, 3378 mSDsCounter, 0 mSdLazyCounter, 2637 mSolverCounterSat, 2361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4166 SdHoareTripleChecker+Valid, 6859 SdHoareTripleChecker+Invalid, 4998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2361 IncrementalHoareTripleChecker+Valid, 2637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:16:20,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4166 Valid, 6859 Invalid, 4998 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2361 Valid, 2637 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-12-18 13:16:20,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2021-12-18 13:16:20,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 4300. [2021-12-18 13:16:20,729 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) [2021-12-18 13:16:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 4300 states and 6071 transitions. [2021-12-18 13:16:20,754 INFO L78 Accepts]: Start accepts. Automaton has 4300 states and 6071 transitions. Word has length 221 [2021-12-18 13:16:20,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:16:20,755 INFO L470 AbstractCegarLoop]: Abstraction has 4300 states and 6071 transitions. [2021-12-18 13:16:20,755 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) [2021-12-18 13:16:20,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 6071 transitions. [2021-12-18 13:16:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-12-18 13:16:20,763 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:20,763 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] [2021-12-18 13:16:20,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 13:16:20,763 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:20,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:20,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1541205607, now seen corresponding path program 1 times [2021-12-18 13:16:20,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:20,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563947459] [2021-12-18 13:16:20,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:20,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:20,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:16:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 13:16:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 13:16:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-18 13:16:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 13:16:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-18 13:16:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 13:16:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 13:16:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-18 13:16:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-18 13:16:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 13:16:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-18 13:16:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-18 13:16:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:16:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2021-12-18 13:16:21,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:21,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563947459] [2021-12-18 13:16:21,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563947459] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:21,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:21,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:16:21,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808978088] [2021-12-18 13:16:21,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:21,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:16:21,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:21,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:16:21,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:16:21,338 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) [2021-12-18 13:16:29,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:16:29,829 INFO L93 Difference]: Finished difference Result 13307 states and 18876 transitions. [2021-12-18 13:16:29,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-18 13:16:29,830 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 [2021-12-18 13:16:29,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:16:29,880 INFO L225 Difference]: With dead ends: 13307 [2021-12-18 13:16:29,880 INFO L226 Difference]: Without dead ends: 9042 [2021-12-18 13:16:29,898 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 [2021-12-18 13:16:29,902 INFO L933 BasicCegarLoop]: 3266 mSDtfsCounter, 8461 mSDsluCounter, 4846 mSDsCounter, 0 mSdLazyCounter, 5300 mSolverCounterSat, 7308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8809 SdHoareTripleChecker+Valid, 8112 SdHoareTripleChecker+Invalid, 12608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7308 IncrementalHoareTripleChecker+Valid, 5300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-12-18 13:16:29,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8809 Valid, 8112 Invalid, 12608 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7308 Valid, 5300 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2021-12-18 13:16:29,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9042 states. [2021-12-18 13:16:30,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9042 to 8141. [2021-12-18 13:16:30,291 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) [2021-12-18 13:16:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8141 states to 8141 states and 11464 transitions. [2021-12-18 13:16:30,324 INFO L78 Accepts]: Start accepts. Automaton has 8141 states and 11464 transitions. Word has length 298 [2021-12-18 13:16:30,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:16:30,325 INFO L470 AbstractCegarLoop]: Abstraction has 8141 states and 11464 transitions. [2021-12-18 13:16:30,325 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) [2021-12-18 13:16:30,326 INFO L276 IsEmpty]: Start isEmpty. Operand 8141 states and 11464 transitions. [2021-12-18 13:16:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-12-18 13:16:30,334 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:30,334 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] [2021-12-18 13:16:30,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 13:16:30,334 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:30,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:30,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1368082242, now seen corresponding path program 1 times [2021-12-18 13:16:30,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:30,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144990467] [2021-12-18 13:16:30,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:30,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:16:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 13:16:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:16:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-18 13:16:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-18 13:16:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-18 13:16:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 13:16:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:16:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-18 13:16:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:16:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:16:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:16:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:16:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:16:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:16:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:16:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:16:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:16:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:16:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-12-18 13:16:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-18 13:16:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:16:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:16:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-18 13:16:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-12-18 13:16:30,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:30,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144990467] [2021-12-18 13:16:30,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144990467] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:30,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:30,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-18 13:16:30,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652501735] [2021-12-18 13:16:30,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:30,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-18 13:16:30,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:30,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-18 13:16:30,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-12-18 13:16:30,933 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) [2021-12-18 13:16:45,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:16:45,136 INFO L93 Difference]: Finished difference Result 28221 states and 39831 transitions. [2021-12-18 13:16:45,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-12-18 13:16:45,140 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 [2021-12-18 13:16:45,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:16:45,291 INFO L225 Difference]: With dead ends: 28221 [2021-12-18 13:16:45,291 INFO L226 Difference]: Without dead ends: 20115 [2021-12-18 13:16:45,346 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 [2021-12-18 13:16:45,351 INFO L933 BasicCegarLoop]: 4807 mSDtfsCounter, 11028 mSDsluCounter, 7077 mSDsCounter, 0 mSdLazyCounter, 13339 mSolverCounterSat, 9354 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11903 SdHoareTripleChecker+Valid, 11884 SdHoareTripleChecker+Invalid, 22693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9354 IncrementalHoareTripleChecker+Valid, 13339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-18 13:16:45,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11903 Valid, 11884 Invalid, 22693 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9354 Valid, 13339 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2021-12-18 13:16:45,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20115 states. [2021-12-18 13:16:45,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20115 to 18151. [2021-12-18 13:16:45,967 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) [2021-12-18 13:16:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18151 states to 18151 states and 25363 transitions. [2021-12-18 13:16:46,034 INFO L78 Accepts]: Start accepts. Automaton has 18151 states and 25363 transitions. Word has length 368 [2021-12-18 13:16:46,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:16:46,035 INFO L470 AbstractCegarLoop]: Abstraction has 18151 states and 25363 transitions. [2021-12-18 13:16:46,037 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) [2021-12-18 13:16:46,037 INFO L276 IsEmpty]: Start isEmpty. Operand 18151 states and 25363 transitions. [2021-12-18 13:16:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-12-18 13:16:46,048 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:46,048 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] [2021-12-18 13:16:46,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 13:16:46,049 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:46,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:46,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1246162991, now seen corresponding path program 1 times [2021-12-18 13:16:46,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:46,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669676565] [2021-12-18 13:16:46,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:46,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:16:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:16:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:16:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:16:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:16:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:16:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:16:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:16:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-18 13:16:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-18 13:16:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-18 13:16:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 13:16:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:16:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:16:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-18 13:16:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-18 13:16:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:16:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:16:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:16:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:16:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:16:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:16:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:16:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:16:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:16:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:16:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:16:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:16:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:16:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2021-12-18 13:16:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-12-18 13:16:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:16:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2021-12-18 13:16:46,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:46,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669676565] [2021-12-18 13:16:46,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669676565] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:46,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:46,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:16:46,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806305465] [2021-12-18 13:16:46,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:46,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:16:46,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:46,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:16:46,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:16:46,702 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) [2021-12-18 13:16:52,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:16:52,911 INFO L93 Difference]: Finished difference Result 43105 states and 60545 transitions. [2021-12-18 13:16:52,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:16:52,912 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 [2021-12-18 13:16:52,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:16:53,023 INFO L225 Difference]: With dead ends: 43105 [2021-12-18 13:16:53,024 INFO L226 Difference]: Without dead ends: 24989 [2021-12-18 13:16:53,086 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 [2021-12-18 13:16:53,086 INFO L933 BasicCegarLoop]: 5057 mSDtfsCounter, 3697 mSDsluCounter, 5413 mSDsCounter, 0 mSdLazyCounter, 4745 mSolverCounterSat, 2973 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4297 SdHoareTripleChecker+Valid, 10470 SdHoareTripleChecker+Invalid, 7718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2973 IncrementalHoareTripleChecker+Valid, 4745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-18 13:16:53,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4297 Valid, 10470 Invalid, 7718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2973 Valid, 4745 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2021-12-18 13:16:53,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24989 states. [2021-12-18 13:16:53,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24989 to 22625. [2021-12-18 13:16:53,901 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) [2021-12-18 13:16:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22625 states to 22625 states and 31576 transitions. [2021-12-18 13:16:53,984 INFO L78 Accepts]: Start accepts. Automaton has 22625 states and 31576 transitions. Word has length 439 [2021-12-18 13:16:53,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:16:53,985 INFO L470 AbstractCegarLoop]: Abstraction has 22625 states and 31576 transitions. [2021-12-18 13:16:53,986 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) [2021-12-18 13:16:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 22625 states and 31576 transitions. [2021-12-18 13:16:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2021-12-18 13:16:53,998 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:53,998 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] [2021-12-18 13:16:53,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 13:16:53,999 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:53,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:53,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1063193199, now seen corresponding path program 1 times [2021-12-18 13:16:53,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:53,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560429152] [2021-12-18 13:16:53,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:54,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:16:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:16:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:16:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:16:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:16:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:16:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:16:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:16:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:16:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:16:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:16:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:16:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:16:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:16:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 13:16:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-18 13:16:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-18 13:16:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-12-18 13:16:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:16:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-18 13:16:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 13:16:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-18 13:16:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-12-18 13:16:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:16:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:16:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:16:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:16:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:16:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:16:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:16:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:16:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:16:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:16:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:16:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:16:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-12-18 13:16:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2021-12-18 13:16:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-18 13:16:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-12-18 13:16:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1553 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1538 trivial. 0 not checked. [2021-12-18 13:16:54,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:54,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560429152] [2021-12-18 13:16:54,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560429152] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:54,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:54,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:16:54,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798790390] [2021-12-18 13:16:54,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:54,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:16:54,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:54,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:16:54,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:16:54,542 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) [2021-12-18 13:17:02,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:02,470 INFO L93 Difference]: Finished difference Result 52479 states and 73602 transitions. [2021-12-18 13:17:02,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:17:02,471 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 [2021-12-18 13:17:02,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:02,595 INFO L225 Difference]: With dead ends: 52479 [2021-12-18 13:17:02,596 INFO L226 Difference]: Without dead ends: 29889 [2021-12-18 13:17:02,658 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 [2021-12-18 13:17:02,659 INFO L933 BasicCegarLoop]: 5067 mSDtfsCounter, 2923 mSDsluCounter, 6688 mSDsCounter, 0 mSdLazyCounter, 6278 mSolverCounterSat, 1760 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3524 SdHoareTripleChecker+Valid, 11755 SdHoareTripleChecker+Invalid, 8038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1760 IncrementalHoareTripleChecker+Valid, 6278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:02,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3524 Valid, 11755 Invalid, 8038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1760 Valid, 6278 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2021-12-18 13:17:02,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29889 states. [2021-12-18 13:17:03,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29889 to 27087. [2021-12-18 13:17:03,624 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) [2021-12-18 13:17:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27087 states to 27087 states and 37777 transitions. [2021-12-18 13:17:03,713 INFO L78 Accepts]: Start accepts. Automaton has 27087 states and 37777 transitions. Word has length 515 [2021-12-18 13:17:03,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:03,716 INFO L470 AbstractCegarLoop]: Abstraction has 27087 states and 37777 transitions. [2021-12-18 13:17:03,717 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) [2021-12-18 13:17:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 27087 states and 37777 transitions. [2021-12-18 13:17:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-18 13:17:03,725 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:03,725 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] [2021-12-18 13:17:03,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 13:17:03,725 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:03,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:03,726 INFO L85 PathProgramCache]: Analyzing trace with hash -570581015, now seen corresponding path program 1 times [2021-12-18 13:17:03,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:03,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883269358] [2021-12-18 13:17:03,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:03,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:03,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:04,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:17:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-18 13:17:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-12-18 13:17:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-12-18 13:17:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-12-18 13:17:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 13:17:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:17:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 13:17:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-18 13:17:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-18 13:17:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2021-12-18 13:17:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 13:17:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2021-12-18 13:17:04,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:04,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883269358] [2021-12-18 13:17:04,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883269358] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:04,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:04,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:17:04,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373193400] [2021-12-18 13:17:04,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:04,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:17:04,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:04,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:17:04,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:17:04,221 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) [2021-12-18 13:17:11,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:11,275 INFO L93 Difference]: Finished difference Result 63733 states and 89296 transitions. [2021-12-18 13:17:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:17:11,280 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 513 [2021-12-18 13:17:11,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:11,420 INFO L225 Difference]: With dead ends: 63733 [2021-12-18 13:17:11,420 INFO L226 Difference]: Without dead ends: 36681 [2021-12-18 13:17:11,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:17:11,501 INFO L933 BasicCegarLoop]: 5215 mSDtfsCounter, 5255 mSDsluCounter, 5110 mSDsCounter, 0 mSdLazyCounter, 4819 mSolverCounterSat, 4576 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5938 SdHoareTripleChecker+Valid, 10325 SdHoareTripleChecker+Invalid, 9395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4576 IncrementalHoareTripleChecker+Valid, 4819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:11,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5938 Valid, 10325 Invalid, 9395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4576 Valid, 4819 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-18 13:17:11,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36681 states. [2021-12-18 13:17:12,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36681 to 33068. [2021-12-18 13:17:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33068 states, 21704 states have (on average 1.263407666789532) internal successors, (27421), 22103 states have internal predecessors, (27421), 9307 states have call successors, (9307), 2078 states have call predecessors, (9307), 2056 states have return successors, (9323), 9179 states have call predecessors, (9323), 9307 states have call successors, (9323) [2021-12-18 13:17:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33068 states to 33068 states and 46051 transitions. [2021-12-18 13:17:12,843 INFO L78 Accepts]: Start accepts. Automaton has 33068 states and 46051 transitions. Word has length 513 [2021-12-18 13:17:12,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:12,844 INFO L470 AbstractCegarLoop]: Abstraction has 33068 states and 46051 transitions. [2021-12-18 13:17:12,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-18 13:17:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 33068 states and 46051 transitions. [2021-12-18 13:17:12,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2021-12-18 13:17:12,853 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:12,854 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 15, 15, 15, 15, 15, 15, 10, 10, 10, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:12,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 13:17:12,855 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:12,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:12,855 INFO L85 PathProgramCache]: Analyzing trace with hash -522465671, now seen corresponding path program 1 times [2021-12-18 13:17:12,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:12,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550668410] [2021-12-18 13:17:12,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:12,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:17:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:17:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:17:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:17:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-18 13:17:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 13:17:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 13:17:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2021-12-18 13:17:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 13:17:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 13:17:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 13:17:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-18 13:17:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:17:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-12-18 13:17:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-18 13:17:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 13:17:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-18 13:17:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1765 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1735 trivial. 0 not checked. [2021-12-18 13:17:13,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:13,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550668410] [2021-12-18 13:17:13,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550668410] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:13,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:13,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:17:13,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944709701] [2021-12-18 13:17:13,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:13,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:17:13,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:13,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:17:13,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:17:13,776 INFO L87 Difference]: Start difference. First operand 33068 states and 46051 transitions. Second operand has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:17:20,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:20,094 INFO L93 Difference]: Finished difference Result 74618 states and 104426 transitions. [2021-12-18 13:17:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:17:20,095 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 571 [2021-12-18 13:17:20,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:20,248 INFO L225 Difference]: With dead ends: 74618 [2021-12-18 13:17:20,248 INFO L226 Difference]: Without dead ends: 41585 [2021-12-18 13:17:20,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:17:20,331 INFO L933 BasicCegarLoop]: 4499 mSDtfsCounter, 4656 mSDsluCounter, 4649 mSDsCounter, 0 mSdLazyCounter, 4431 mSolverCounterSat, 4565 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5258 SdHoareTripleChecker+Valid, 9148 SdHoareTripleChecker+Invalid, 8996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4565 IncrementalHoareTripleChecker+Valid, 4431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:20,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5258 Valid, 9148 Invalid, 8996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4565 Valid, 4431 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-12-18 13:17:20,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41585 states. [2021-12-18 13:17:21,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41585 to 37534. [2021-12-18 13:17:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37534 states, 24666 states have (on average 1.263926052055461) internal successors, (31176), 25114 states have internal predecessors, (31176), 10532 states have call successors, (10532), 2357 states have call predecessors, (10532), 2335 states have return successors, (10548), 10392 states have call predecessors, (10548), 10532 states have call successors, (10548) [2021-12-18 13:17:21,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37534 states to 37534 states and 52256 transitions. [2021-12-18 13:17:21,707 INFO L78 Accepts]: Start accepts. Automaton has 37534 states and 52256 transitions. Word has length 571 [2021-12-18 13:17:21,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:21,708 INFO L470 AbstractCegarLoop]: Abstraction has 37534 states and 52256 transitions. [2021-12-18 13:17:21,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:17:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37534 states and 52256 transitions. [2021-12-18 13:17:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2021-12-18 13:17:21,719 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:21,719 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 15, 15, 15, 15, 15, 15, 10, 10, 10, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:21,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 13:17:21,720 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:21,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:21,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1243385093, now seen corresponding path program 1 times [2021-12-18 13:17:21,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:21,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366925757] [2021-12-18 13:17:21,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:21,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:17:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:17:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:17:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:17:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-18 13:17:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 13:17:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 13:17:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2021-12-18 13:17:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 13:17:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 13:17:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 13:17:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-18 13:17:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:17:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-12-18 13:17:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-18 13:17:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 13:17:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-18 13:17:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1765 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1735 trivial. 0 not checked. [2021-12-18 13:17:22,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:22,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366925757] [2021-12-18 13:17:22,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366925757] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:22,732 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:22,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:17:22,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579681878] [2021-12-18 13:17:22,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:22,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:17:22,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:22,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:17:22,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:17:22,734 INFO L87 Difference]: Start difference. First operand 37534 states and 52256 transitions. Second operand has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:17:30,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:30,026 INFO L93 Difference]: Finished difference Result 84036 states and 117555 transitions. [2021-12-18 13:17:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:17:30,027 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 571 [2021-12-18 13:17:30,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:30,182 INFO L225 Difference]: With dead ends: 84036 [2021-12-18 13:17:30,182 INFO L226 Difference]: Without dead ends: 46537 [2021-12-18 13:17:30,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:17:30,267 INFO L933 BasicCegarLoop]: 5063 mSDtfsCounter, 2946 mSDsluCounter, 6681 mSDsCounter, 0 mSdLazyCounter, 6290 mSolverCounterSat, 1763 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3547 SdHoareTripleChecker+Valid, 11744 SdHoareTripleChecker+Invalid, 8053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1763 IncrementalHoareTripleChecker+Valid, 6290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:30,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3547 Valid, 11744 Invalid, 8053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1763 Valid, 6290 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-18 13:17:30,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46537 states. [2021-12-18 13:17:31,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46537 to 42048. [2021-12-18 13:17:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42048 states, 27668 states have (on average 1.2642402775769843) internal successors, (34979), 28165 states have internal predecessors, (34979), 11761 states have call successors, (11761), 2640 states have call predecessors, (11761), 2618 states have return successors, (11777), 11609 states have call predecessors, (11777), 11761 states have call successors, (11777) [2021-12-18 13:17:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42048 states to 42048 states and 58517 transitions. [2021-12-18 13:17:31,891 INFO L78 Accepts]: Start accepts. Automaton has 42048 states and 58517 transitions. Word has length 571 [2021-12-18 13:17:31,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:31,907 INFO L470 AbstractCegarLoop]: Abstraction has 42048 states and 58517 transitions. [2021-12-18 13:17:31,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (71), 5 states have call predecessors, (71), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:17:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 42048 states and 58517 transitions. [2021-12-18 13:17:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2021-12-18 13:17:31,928 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:31,929 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 11, 11, 11, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:31,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 13:17:31,929 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:31,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:31,929 INFO L85 PathProgramCache]: Analyzing trace with hash -664849129, now seen corresponding path program 1 times [2021-12-18 13:17:31,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:31,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155155406] [2021-12-18 13:17:31,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:31,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:17:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:17:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:17:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:17:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:17:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:17:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 13:17:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-18 13:17:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-12-18 13:17:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-18 13:17:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:17:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2021-12-18 13:17:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2021-12-18 13:17:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-18 13:17:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:17:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-18 13:17:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 13:17:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 13:17:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-18 13:17:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-12-18 13:17:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 1960 trivial. 0 not checked. [2021-12-18 13:17:32,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:32,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155155406] [2021-12-18 13:17:32,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155155406] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:32,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:32,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 13:17:32,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433557021] [2021-12-18 13:17:32,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:32,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 13:17:32,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:32,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 13:17:32,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:17:32,473 INFO L87 Difference]: Start difference. First operand 42048 states and 58517 transitions. Second operand has 8 states, 8 states have (on average 26.375) internal successors, (211), 4 states have internal predecessors, (211), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:17:40,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:40,797 INFO L93 Difference]: Finished difference Result 93438 states and 130632 transitions. [2021-12-18 13:17:40,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 13:17:40,797 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 4 states have internal predecessors, (211), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) Word has length 612 [2021-12-18 13:17:40,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:40,996 INFO L225 Difference]: With dead ends: 93438 [2021-12-18 13:17:40,996 INFO L226 Difference]: Without dead ends: 51425 [2021-12-18 13:17:41,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-18 13:17:41,124 INFO L933 BasicCegarLoop]: 4864 mSDtfsCounter, 5305 mSDsluCounter, 12259 mSDsCounter, 0 mSdLazyCounter, 9143 mSolverCounterSat, 4835 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5906 SdHoareTripleChecker+Valid, 17123 SdHoareTripleChecker+Invalid, 13978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4835 IncrementalHoareTripleChecker+Valid, 9143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:41,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5906 Valid, 17123 Invalid, 13978 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4835 Valid, 9143 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-12-18 13:17:41,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51425 states. [2021-12-18 13:17:42,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51425 to 46490. [2021-12-18 13:17:42,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46490 states, 30602 states have (on average 1.264819292856676) internal successors, (38706), 31148 states have internal predecessors, (38706), 12986 states have call successors, (12986), 2919 states have call predecessors, (12986), 2901 states have return successors, (13006), 12826 states have call predecessors, (13006), 12986 states have call successors, (13006) [2021-12-18 13:17:43,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46490 states to 46490 states and 64698 transitions. [2021-12-18 13:17:43,051 INFO L78 Accepts]: Start accepts. Automaton has 46490 states and 64698 transitions. Word has length 612 [2021-12-18 13:17:43,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:43,052 INFO L470 AbstractCegarLoop]: Abstraction has 46490 states and 64698 transitions. [2021-12-18 13:17:43,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 4 states have internal predecessors, (211), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:17:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 46490 states and 64698 transitions. [2021-12-18 13:17:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2021-12-18 13:17:43,066 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:43,066 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 11, 11, 11, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:43,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 13:17:43,066 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:43,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:43,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1956836765, now seen corresponding path program 1 times [2021-12-18 13:17:43,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:43,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227925808] [2021-12-18 13:17:43,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:43,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:17:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:17:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:17:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:17:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:17:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:17:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-18 13:17:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 13:17:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:17:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:17:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2021-12-18 13:17:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:17:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:17:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-18 13:17:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-18 13:17:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2021-12-18 13:17:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-12-18 13:17:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-12-18 13:17:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-12-18 13:17:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-12-18 13:17:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:43,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 1960 trivial. 0 not checked. [2021-12-18 13:17:43,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:43,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227925808] [2021-12-18 13:17:43,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227925808] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:43,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:43,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 13:17:43,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521272486] [2021-12-18 13:17:43,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:43,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 13:17:43,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:43,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 13:17:43,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:17:43,889 INFO L87 Difference]: Start difference. First operand 46490 states and 64698 transitions. Second operand has 8 states, 8 states have (on average 26.5) internal successors, (212), 4 states have internal predecessors, (212), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:17:52,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:52,282 INFO L93 Difference]: Finished difference Result 103428 states and 144409 transitions. [2021-12-18 13:17:52,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 13:17:52,282 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.5) internal successors, (212), 4 states have internal predecessors, (212), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) Word has length 613 [2021-12-18 13:17:52,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:52,506 INFO L225 Difference]: With dead ends: 103428 [2021-12-18 13:17:52,506 INFO L226 Difference]: Without dead ends: 56973 [2021-12-18 13:17:52,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-18 13:17:52,627 INFO L933 BasicCegarLoop]: 4993 mSDtfsCounter, 3978 mSDsluCounter, 12600 mSDsCounter, 0 mSdLazyCounter, 9343 mSolverCounterSat, 3116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4602 SdHoareTripleChecker+Valid, 17593 SdHoareTripleChecker+Invalid, 12459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3116 IncrementalHoareTripleChecker+Valid, 9343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:52,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4602 Valid, 17593 Invalid, 12459 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3116 Valid, 9343 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2021-12-18 13:17:52,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56973 states. [2021-12-18 13:17:54,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56973 to 51566. [2021-12-18 13:17:54,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51566 states, 33944 states have (on average 1.26334551025218) internal successors, (42883), 34547 states have internal predecessors, (42883), 14331 states have call successors, (14331), 3306 states have call predecessors, (14331), 3290 states have return successors, (14355), 14161 states have call predecessors, (14355), 14331 states have call successors, (14355) [2021-12-18 13:17:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51566 states to 51566 states and 71569 transitions. [2021-12-18 13:17:54,796 INFO L78 Accepts]: Start accepts. Automaton has 51566 states and 71569 transitions. Word has length 613 [2021-12-18 13:17:54,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:54,804 INFO L470 AbstractCegarLoop]: Abstraction has 51566 states and 71569 transitions. [2021-12-18 13:17:54,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.5) internal successors, (212), 4 states have internal predecessors, (212), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:17:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 51566 states and 71569 transitions. [2021-12-18 13:17:54,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2021-12-18 13:17:54,818 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:54,819 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 11, 11, 11, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:54,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 13:17:54,819 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:54,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:54,820 INFO L85 PathProgramCache]: Analyzing trace with hash 847439610, now seen corresponding path program 1 times [2021-12-18 13:17:54,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:54,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258294997] [2021-12-18 13:17:54,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:54,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:17:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:17:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:17:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:17:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:17:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:17:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:17:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:17:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:17:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:17:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:17:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:17:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:17:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:17:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:17:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:17:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:17:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:17:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-18 13:17:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 13:17:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-18 13:17:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-18 13:17:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 13:17:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-12-18 13:17:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-18 13:17:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-18 13:17:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-18 13:17:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:17:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-12-18 13:17:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:17:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:17:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:17:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:17:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:17:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:17:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:17:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:17:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:17:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:17:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-18 13:17:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2021-12-18 13:17:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-12-18 13:17:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2021-12-18 13:17:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 1960 trivial. 0 not checked. [2021-12-18 13:17:55,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:55,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258294997] [2021-12-18 13:17:55,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258294997] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:55,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:55,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 13:17:55,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543662707] [2021-12-18 13:17:55,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:55,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 13:17:55,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:55,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 13:17:55,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:17:55,629 INFO L87 Difference]: Start difference. First operand 51566 states and 71569 transitions. Second operand has 8 states, 8 states have (on average 26.625) internal successors, (213), 4 states have internal predecessors, (213), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:18:03,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:18:03,426 INFO L93 Difference]: Finished difference Result 113400 states and 158144 transitions. [2021-12-18 13:18:03,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 13:18:03,427 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.625) internal successors, (213), 4 states have internal predecessors, (213), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) Word has length 614 [2021-12-18 13:18:03,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:18:03,642 INFO L225 Difference]: With dead ends: 113400 [2021-12-18 13:18:03,642 INFO L226 Difference]: Without dead ends: 61869 [2021-12-18 13:18:03,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-18 13:18:03,770 INFO L933 BasicCegarLoop]: 5063 mSDtfsCounter, 3692 mSDsluCounter, 12611 mSDsCounter, 0 mSdLazyCounter, 9868 mSolverCounterSat, 2955 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4292 SdHoareTripleChecker+Valid, 17674 SdHoareTripleChecker+Invalid, 12823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2955 IncrementalHoareTripleChecker+Valid, 9868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-18 13:18:03,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4292 Valid, 17674 Invalid, 12823 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2955 Valid, 9868 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-18 13:18:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61869 states. [2021-12-18 13:18:05,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61869 to 56024. [2021-12-18 13:18:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56024 states, 36898 states have (on average 1.2637541330153397) internal successors, (46630), 37550 states have internal predecessors, (46630), 15556 states have call successors, (15556), 3585 states have call predecessors, (15556), 3569 states have return successors, (15580), 15374 states have call predecessors, (15580), 15556 states have call successors, (15580) [2021-12-18 13:18:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56024 states to 56024 states and 77766 transitions. [2021-12-18 13:18:05,935 INFO L78 Accepts]: Start accepts. Automaton has 56024 states and 77766 transitions. Word has length 614 [2021-12-18 13:18:05,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:18:05,952 INFO L470 AbstractCegarLoop]: Abstraction has 56024 states and 77766 transitions. [2021-12-18 13:18:05,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.625) internal successors, (213), 4 states have internal predecessors, (213), 3 states have call successors, (74), 5 states have call predecessors, (74), 2 states have return successors, (69), 4 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 13:18:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 56024 states and 77766 transitions. [2021-12-18 13:18:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-12-18 13:18:05,977 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:18:05,979 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2021-12-18 13:18:05,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-18 13:18:05,979 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:18:05,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:18:05,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1415835174, now seen corresponding path program 1 times [2021-12-18 13:18:05,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:18:05,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184260467] [2021-12-18 13:18:05,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:18:05,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:18:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:18:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:18:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:18:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:18:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:18:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:18:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:18:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:18:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:18:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:18:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:18:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:18:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:18:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:18:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:18:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:18:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:18:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:18:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:18:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:18:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:18:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:18:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:18:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:18:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:18:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:18:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:18:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:18:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:18:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:18:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:18:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:18:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 13:18:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 13:18:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 13:18:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-18 13:18:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 13:18:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-18 13:18:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 13:18:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-18 13:18:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-12-18 13:18:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:18:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:18:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:18:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 13:18:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-18 13:18:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 13:18:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 13:18:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 13:18:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:18:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 13:18:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-18 13:18:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-12-18 13:18:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-12-18 13:18:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-12-18 13:18:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-12-18 13:18:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2092 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2092 trivial. 0 not checked. [2021-12-18 13:18:06,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:18:06,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184260467] [2021-12-18 13:18:06,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184260467] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:18:06,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:18:06,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 13:18:06,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699674934] [2021-12-18 13:18:06,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:18:06,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 13:18:06,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:18:06,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 13:18:06,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-18 13:18:06,755 INFO L87 Difference]: Start difference. First operand 56024 states and 77766 transitions. Second operand has 7 states, 7 states have (on average 27.285714285714285) internal successors, (191), 3 states have internal predecessors, (191), 3 states have call successors, (73), 6 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:18:12,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:18:12,995 INFO L93 Difference]: Finished difference Result 117304 states and 163566 transitions. [2021-12-18 13:18:12,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-18 13:18:12,996 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 27.285714285714285) internal successors, (191), 3 states have internal predecessors, (191), 3 states have call successors, (73), 6 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 3 states have call successors, (66) Word has length 605 [2021-12-18 13:18:12,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:18:13,268 INFO L225 Difference]: With dead ends: 117304 [2021-12-18 13:18:13,269 INFO L226 Difference]: Without dead ends: 61315 [2021-12-18 13:18:13,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-12-18 13:18:13,425 INFO L933 BasicCegarLoop]: 2970 mSDtfsCounter, 2965 mSDsluCounter, 4885 mSDsCounter, 0 mSdLazyCounter, 3975 mSolverCounterSat, 3296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 7855 SdHoareTripleChecker+Invalid, 7271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3296 IncrementalHoareTripleChecker+Valid, 3975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:18:13,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3044 Valid, 7855 Invalid, 7271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3296 Valid, 3975 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-12-18 13:18:13,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61315 states. [2021-12-18 13:18:15,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61315 to 56276. [2021-12-18 13:18:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56276 states, 37122 states have (on average 1.2629168687031949) internal successors, (46882), 37774 states have internal predecessors, (46882), 15584 states have call successors, (15584), 3585 states have call predecessors, (15584), 3569 states have return successors, (15608), 15402 states have call predecessors, (15608), 15584 states have call successors, (15608) [2021-12-18 13:18:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56276 states to 56276 states and 78074 transitions. [2021-12-18 13:18:15,699 INFO L78 Accepts]: Start accepts. Automaton has 56276 states and 78074 transitions. Word has length 605 [2021-12-18 13:18:15,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:18:15,700 INFO L470 AbstractCegarLoop]: Abstraction has 56276 states and 78074 transitions. [2021-12-18 13:18:15,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.285714285714285) internal successors, (191), 3 states have internal predecessors, (191), 3 states have call successors, (73), 6 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 3 states have call successors, (66) [2021-12-18 13:18:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 56276 states and 78074 transitions. [2021-12-18 13:18:15,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2021-12-18 13:18:15,897 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:18:15,898 INFO L514 BasicCegarLoop]: trace histogram [26, 26, 15, 15, 15, 15, 15, 15, 11, 11, 11, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:18:15,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-18 13:18:15,898 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:18:15,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:18:15,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1818376628, now seen corresponding path program 1 times [2021-12-18 13:18:15,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:18:15,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146905809] [2021-12-18 13:18:15,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:18:15,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:18:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:18:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:18:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:18:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:18:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:18:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:18:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:18:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:18:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:18:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:18:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:18:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:18:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:18:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:18:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:18:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:18:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:18:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:18:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:18:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:18:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:18:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:18:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:18:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:18:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:18:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:18:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:18:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:18:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:18:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:18:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:18:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:18:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 13:18:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-18 13:18:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 13:18:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:18:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-18 13:18:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-12-18 13:18:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-18 13:18:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-12-18 13:18:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:18:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:18:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 13:18:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-18 13:18:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:18:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:18:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:18:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 13:18:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 13:18:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-18 13:18:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:18:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 13:18:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 13:18:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 13:18:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 13:18:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 13:18:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 13:18:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 13:18:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 13:18:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 13:18:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-18 13:18:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2021-12-18 13:18:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-18 13:18:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-12-18 13:18:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-12-18 13:18:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:16,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2219 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2164 trivial. 0 not checked. [2021-12-18 13:18:16,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:18:16,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146905809] [2021-12-18 13:18:16,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146905809] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:18:16,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:18:16,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:18:16,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830473134] [2021-12-18 13:18:16,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:18:16,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:18:16,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:18:16,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:18:16,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:18:16,427 INFO L87 Difference]: Start difference. First operand 56276 states and 78074 transitions. Second operand has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (83), 5 states have call predecessors, (83), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) [2021-12-18 13:18:24,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:18:24,232 INFO L93 Difference]: Finished difference Result 122223 states and 169967 transitions. [2021-12-18 13:18:24,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 13:18:24,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (83), 5 states have call predecessors, (83), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) Word has length 678 [2021-12-18 13:18:24,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:18:24,511 INFO L225 Difference]: With dead ends: 122223 [2021-12-18 13:18:24,512 INFO L226 Difference]: Without dead ends: 65982 [2021-12-18 13:18:24,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:18:24,650 INFO L933 BasicCegarLoop]: 5235 mSDtfsCounter, 3705 mSDsluCounter, 5384 mSDsCounter, 0 mSdLazyCounter, 5176 mSolverCounterSat, 3075 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4283 SdHoareTripleChecker+Valid, 10619 SdHoareTripleChecker+Invalid, 8251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3075 IncrementalHoareTripleChecker+Valid, 5176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-12-18 13:18:24,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4283 Valid, 10619 Invalid, 8251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3075 Valid, 5176 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2021-12-18 13:18:24,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65982 states. [2021-12-18 13:18:26,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65982 to 61233. [2021-12-18 13:18:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61233 states, 40378 states have (on average 1.2626182574669373) internal successors, (50982), 41091 states have internal predecessors, (50982), 16957 states have call successors, (16957), 3917 states have call predecessors, (16957), 3897 states have return successors, (16981), 16759 states have call predecessors, (16981), 16957 states have call successors, (16981) [2021-12-18 13:18:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61233 states to 61233 states and 84920 transitions. [2021-12-18 13:18:26,928 INFO L78 Accepts]: Start accepts. Automaton has 61233 states and 84920 transitions. Word has length 678 [2021-12-18 13:18:26,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:18:26,929 INFO L470 AbstractCegarLoop]: Abstraction has 61233 states and 84920 transitions. [2021-12-18 13:18:26,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (83), 5 states have call predecessors, (83), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) [2021-12-18 13:18:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 61233 states and 84920 transitions. [2021-12-18 13:18:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 655 [2021-12-18 13:18:26,941 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:18:26,941 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:18:26,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-18 13:18:26,942 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:18:26,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:18:26,942 INFO L85 PathProgramCache]: Analyzing trace with hash 746879265, now seen corresponding path program 1 times [2021-12-18 13:18:26,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:18:26,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140808094] [2021-12-18 13:18:26,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:18:26,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:18:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:18:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:18:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:18:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:18:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:18:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:18:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:18:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:18:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:18:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:18:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:18:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:18:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:18:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:18:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 13:18:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 13:18:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-18 13:18:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 13:18:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 13:18:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 13:18:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:18:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 13:18:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 13:18:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 13:18:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:18:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 13:18:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:18:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:18:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 13:18:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:18:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-18 13:18:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 13:18:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 13:18:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 13:18:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 13:18:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-18 13:18:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 13:18:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-18 13:18:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 13:18:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-18 13:18:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-12-18 13:18:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:18:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 13:18:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 13:18:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 13:18:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 13:18:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-18 13:18:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 13:18:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 13:18:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 13:18:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 13:18:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 13:18:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 13:18:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 13:18:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 13:18:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 13:18:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 13:18:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-18 13:18:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-12-18 13:18:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-12-18 13:18:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2021-12-18 13:18:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-12-18 13:18:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2021-12-18 13:18:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2021-12-18 13:18:27,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:18:27,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140808094] [2021-12-18 13:18:27,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140808094] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 13:18:27,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792264565] [2021-12-18 13:18:27,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:18:27,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 13:18:27,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:18:27,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 13:18:27,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 13:18:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:28,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 4663 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 13:18:28,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 13:18:29,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2021-12-18 13:18:29,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 13:18:29,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792264565] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:18:29,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 13:18:29,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2021-12-18 13:18:29,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014750786] [2021-12-18 13:18:29,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:18:29,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 13:18:29,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:18:29,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 13:18:29,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:18:29,991 INFO L87 Difference]: Start difference. First operand 61233 states and 84920 transitions. Second operand has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 2 states have internal predecessors, (208), 1 states have call successors, (82), 1 states have call predecessors, (82), 2 states have return successors, (75), 2 states have call predecessors, (75), 1 states have call successors, (75) [2021-12-18 13:18:32,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:18:32,003 INFO L93 Difference]: Finished difference Result 122431 states and 170175 transitions. [2021-12-18 13:18:32,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 13:18:32,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 2 states have internal predecessors, (208), 1 states have call successors, (82), 1 states have call predecessors, (82), 2 states have return successors, (75), 2 states have call predecessors, (75), 1 states have call successors, (75) Word has length 654 [2021-12-18 13:18:32,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:18:32,276 INFO L225 Difference]: With dead ends: 122431 [2021-12-18 13:18:32,276 INFO L226 Difference]: Without dead ends: 61233 [2021-12-18 13:18:32,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 854 GetRequests, 847 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-18 13:18:32,420 INFO L933 BasicCegarLoop]: 3467 mSDtfsCounter, 3109 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3109 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 13:18:32,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3109 Valid, 3467 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 13:18:32,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61233 states.