./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.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 aaab35a91d1712a4db1ee4982d280cf380b8393a76dde8325418650d577af40c --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:35:10,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:35:10,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:35:10,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:35:10,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:35:10,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:35:10,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:35:10,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:35:10,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:35:10,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:35:10,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:35:10,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:35:10,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:35:10,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:35:10,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:35:10,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:35:10,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:35:10,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:35:10,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:35:10,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:35:10,671 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:35:10,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:35:10,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:35:10,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:35:10,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:35:10,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:35:10,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:35:10,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:35:10,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:35:10,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:35:10,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:35:10,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:35:10,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:35:10,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:35:10,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:35:10,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:35:10,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:35:10,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:35:10,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:35:10,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:35:10,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:35:10,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:35:10,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:35:10,726 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:35:10,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:35:10,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:35:10,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:35:10,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:35:10,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:35:10,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:35:10,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:35:10,730 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:35:10,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:35:10,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:35:10,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:35:10,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:35:10,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:35:10,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:35:10,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:35:10,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:35:10,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:35:10,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:35:10,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:35:10,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:35:10,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:35:10,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:35:10,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:35:10,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:35:10,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:35:10,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:35:10,734 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:35:10,746 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:35:10,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:35:10,747 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaab35a91d1712a4db1ee4982d280cf380b8393a76dde8325418650d577af40c [2022-07-19 23:35:10,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:35:11,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:35:11,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:35:11,025 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:35:11,026 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:35:11,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2022-07-19 23:35:11,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9576286a0/078e4f6498314259b57c7644c141ca49/FLAGe2715802a [2022-07-19 23:35:11,781 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:35:11,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2022-07-19 23:35:11,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9576286a0/078e4f6498314259b57c7644c141ca49/FLAGe2715802a [2022-07-19 23:35:12,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9576286a0/078e4f6498314259b57c7644c141ca49 [2022-07-19 23:35:12,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:35:12,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:35:12,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:35:12,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:35:12,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:35:12,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:35:12" (1/1) ... [2022-07-19 23:35:12,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0c8e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:12, skipping insertion in model container [2022-07-19 23:35:12,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:35:12" (1/1) ... [2022-07-19 23:35:12,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:35:12,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:35:13,162 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i[168234,168247] [2022-07-19 23:35:13,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:35:13,831 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:35:13,977 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i[168234,168247] [2022-07-19 23:35:14,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:35:14,229 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:35:14,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14 WrapperNode [2022-07-19 23:35:14,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:35:14,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:35:14,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:35:14,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:35:14,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,463 INFO L137 Inliner]: procedures = 246, calls = 1442, calls flagged for inlining = 122, calls inlined = 104, statements flattened = 2697 [2022-07-19 23:35:14,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:35:14,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:35:14,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:35:14,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:35:14,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:35:14,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:35:14,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:35:14,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:35:14,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (1/1) ... [2022-07-19 23:35:14,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:35:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:35:14,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 23:35:14,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 23:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-19 23:35:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-19 23:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-19 23:35:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-19 23:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-19 23:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 23:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-19 23:35:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-19 23:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-19 23:35:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-19 23:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:35:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write16 [2022-07-19 23:35:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write16 [2022-07-19 23:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-07-19 23:35:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-07-19 23:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_select_bank [2022-07-19 23:35:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_select_bank [2022-07-19 23:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout [2022-07-19 23:35:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout [2022-07-19 23:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:35:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-19 23:35:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-19 23:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-07-19 23:35:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-07-19 23:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 23:35:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 23:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-19 23:35:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-19 23:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-19 23:35:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-19 23:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-07-19 23:35:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-07-19 23:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-19 23:35:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-19 23:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-19 23:35:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-19 23:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read16 [2022-07-19 23:35:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read16 [2022-07-19 23:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2022-07-19 23:35:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2022-07-19 23:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_prep_slave_sg [2022-07-19 23:35:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_prep_slave_sg [2022-07-19 23:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-07-19 23:35:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-07-19 23:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-19 23:35:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-19 23:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-19 23:35:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-19 23:35:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure __ks8842_start_new_rx_dma [2022-07-19 23:35:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __ks8842_start_new_rx_dma [2022-07-19 23:35:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-19 23:35:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-19 23:35:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-19 23:35:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-19 23:35:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-07-19 23:35:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-07-19 23:35:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:35:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-19 23:35:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-19 23:35:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:35:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_fifo_space [2022-07-19 23:35:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_fifo_space [2022-07-19 23:35:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-19 23:35:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-19 23:35:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-19 23:35:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-19 23:35:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-19 23:35:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-19 23:35:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-19 23:35:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-19 23:35:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-19 23:35:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-19 23:35:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-19 23:35:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-19 23:35:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-19 23:35:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-19 23:35:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-19 23:35:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-19 23:35:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset_hw [2022-07-19 23:35:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset_hw [2022-07-19 23:35:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 23:35:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-19 23:35:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-19 23:35:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-19 23:35:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-19 23:35:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_request_channel [2022-07-19 23:35:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_request_channel [2022-07-19 23:35:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_link_status [2022-07-19 23:35:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_link_status [2022-07-19 23:35:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-19 23:35:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-19 23:35:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-07-19 23:35:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-07-19 23:35:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write8 [2022-07-19 23:35:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write8 [2022-07-19 23:35:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_set_mac [2022-07-19 23:35:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_set_mac [2022-07-19 23:35:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_stop_dma [2022-07-19 23:35:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_stop_dma [2022-07-19 23:35:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-19 23:35:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-19 23:35:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write_mac_addr [2022-07-19 23:35:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write_mac_addr [2022-07-19 23:35:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 23:35:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:35:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:35:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:35:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dealloc_dma_bufs [2022-07-19 23:35:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dealloc_dma_bufs [2022-07-19 23:35:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_rx [2022-07-19 23:35:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_rx [2022-07-19 23:35:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-19 23:35:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-19 23:35:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:35:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-19 23:35:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-19 23:35:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:35:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-19 23:35:14,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-19 23:35:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-07-19 23:35:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-07-19 23:35:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-19 23:35:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-19 23:35:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_tx [2022-07-19 23:35:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_tx [2022-07-19 23:35:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_set [2022-07-19 23:35:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_set [2022-07-19 23:35:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_resume_dma [2022-07-19 23:35:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_resume_dma [2022-07-19 23:35:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-19 23:35:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-19 23:35:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_bits [2022-07-19 23:35:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_bits [2022-07-19 23:35:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 23:35:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-19 23:35:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-19 23:35:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:35:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:35:15,326 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:35:15,330 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:35:15,575 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-19 23:35:17,030 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:35:17,042 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:35:17,042 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-19 23:35:17,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:35:17 BoogieIcfgContainer [2022-07-19 23:35:17,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:35:17,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:35:17,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:35:17,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:35:17,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:35:12" (1/3) ... [2022-07-19 23:35:17,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c4269f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:35:17, skipping insertion in model container [2022-07-19 23:35:17,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:14" (2/3) ... [2022-07-19 23:35:17,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c4269f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:35:17, skipping insertion in model container [2022-07-19 23:35:17,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:35:17" (3/3) ... [2022-07-19 23:35:17,053 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2022-07-19 23:35:17,066 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:35:17,066 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:35:17,125 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:35:17,130 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6e461bbf, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@79fa8349 [2022-07-19 23:35:17,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:35:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand has 918 states, 634 states have (on average 1.2902208201892744) internal successors, (818), 654 states have internal predecessors, (818), 220 states have call successors, (220), 63 states have call predecessors, (220), 62 states have return successors, (213), 210 states have call predecessors, (213), 213 states have call successors, (213) [2022-07-19 23:35:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-19 23:35:17,149 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:17,150 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:17,150 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:17,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:17,154 INFO L85 PathProgramCache]: Analyzing trace with hash 708753747, now seen corresponding path program 1 times [2022-07-19 23:35:17,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:17,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738094579] [2022-07-19 23:35:17,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:17,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:17,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:17,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-19 23:35:17,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:17,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738094579] [2022-07-19 23:35:17,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738094579] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:17,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:17,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:35:17,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594326156] [2022-07-19 23:35:17,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:17,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:35:17,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:17,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:35:17,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:35:17,725 INFO L87 Difference]: Start difference. First operand has 918 states, 634 states have (on average 1.2902208201892744) internal successors, (818), 654 states have internal predecessors, (818), 220 states have call successors, (220), 63 states have call predecessors, (220), 62 states have return successors, (213), 210 states have call predecessors, (213), 213 states have call successors, (213) Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-19 23:35:20,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:20,473 INFO L93 Difference]: Finished difference Result 2788 states and 3895 transitions. [2022-07-19 23:35:20,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:35:20,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2022-07-19 23:35:20,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:20,502 INFO L225 Difference]: With dead ends: 2788 [2022-07-19 23:35:20,502 INFO L226 Difference]: Without dead ends: 1847 [2022-07-19 23:35:20,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:35:20,518 INFO L413 NwaCegarLoop]: 1298 mSDtfsCounter, 1513 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 665 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 1789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 665 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:20,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1701 Valid, 2445 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [665 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-19 23:35:20,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2022-07-19 23:35:20,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1775. [2022-07-19 23:35:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1775 states, 1231 states have (on average 1.2623883021933386) internal successors, (1554), 1253 states have internal predecessors, (1554), 421 states have call successors, (421), 123 states have call predecessors, (421), 122 states have return successors, (420), 414 states have call predecessors, (420), 420 states have call successors, (420) [2022-07-19 23:35:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2395 transitions. [2022-07-19 23:35:20,743 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2395 transitions. Word has length 37 [2022-07-19 23:35:20,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:20,744 INFO L495 AbstractCegarLoop]: Abstraction has 1775 states and 2395 transitions. [2022-07-19 23:35:20,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-19 23:35:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2395 transitions. [2022-07-19 23:35:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-07-19 23:35:20,752 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:20,752 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:20,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 23:35:20,753 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:20,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:20,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1738882697, now seen corresponding path program 1 times [2022-07-19 23:35:20,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:20,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597434461] [2022-07-19 23:35:20,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:20,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:20,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:20,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:20,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:20,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:21,003 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-07-19 23:35:21,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:21,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597434461] [2022-07-19 23:35:21,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597434461] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:21,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:21,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 23:35:21,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157779547] [2022-07-19 23:35:21,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:21,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 23:35:21,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:21,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 23:35:21,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:35:21,007 INFO L87 Difference]: Start difference. First operand 1775 states and 2395 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-19 23:35:24,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:24,266 INFO L93 Difference]: Finished difference Result 5438 states and 7422 transitions. [2022-07-19 23:35:24,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 23:35:24,267 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 46 [2022-07-19 23:35:24,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:24,290 INFO L225 Difference]: With dead ends: 5438 [2022-07-19 23:35:24,290 INFO L226 Difference]: Without dead ends: 3667 [2022-07-19 23:35:24,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:35:24,302 INFO L413 NwaCegarLoop]: 1357 mSDtfsCounter, 1452 mSDsluCounter, 2778 mSDsCounter, 0 mSdLazyCounter, 2603 mSolverCounterSat, 640 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 4135 SdHoareTripleChecker+Invalid, 3243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 640 IncrementalHoareTripleChecker+Valid, 2603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:24,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1639 Valid, 4135 Invalid, 3243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [640 Valid, 2603 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-07-19 23:35:24,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2022-07-19 23:35:24,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3547. [2022-07-19 23:35:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3547 states, 2460 states have (on average 1.2634146341463415) internal successors, (3108), 2506 states have internal predecessors, (3108), 838 states have call successors, (838), 245 states have call predecessors, (838), 248 states have return successors, (868), 827 states have call predecessors, (868), 837 states have call successors, (868) [2022-07-19 23:35:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3547 states and 4814 transitions. [2022-07-19 23:35:24,460 INFO L78 Accepts]: Start accepts. Automaton has 3547 states and 4814 transitions. Word has length 46 [2022-07-19 23:35:24,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:24,461 INFO L495 AbstractCegarLoop]: Abstraction has 3547 states and 4814 transitions. [2022-07-19 23:35:24,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-19 23:35:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3547 states and 4814 transitions. [2022-07-19 23:35:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-07-19 23:35:24,504 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:24,504 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-19 23:35:24,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 23:35:24,505 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:24,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:24,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1649440077, now seen corresponding path program 1 times [2022-07-19 23:35:24,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:24,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097854601] [2022-07-19 23:35:24,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:24,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:35:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-19 23:35:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-19 23:35:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:35:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-19 23:35:24,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:24,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097854601] [2022-07-19 23:35:24,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097854601] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:24,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:24,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 23:35:24,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964035249] [2022-07-19 23:35:24,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:24,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 23:35:24,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:24,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 23:35:24,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:35:24,906 INFO L87 Difference]: Start difference. First operand 3547 states and 4814 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:35:28,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:28,484 INFO L93 Difference]: Finished difference Result 8412 states and 11466 transitions. [2022-07-19 23:35:28,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 23:35:28,485 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 135 [2022-07-19 23:35:28,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:28,516 INFO L225 Difference]: With dead ends: 8412 [2022-07-19 23:35:28,516 INFO L226 Difference]: Without dead ends: 4875 [2022-07-19 23:35:28,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2022-07-19 23:35:28,540 INFO L413 NwaCegarLoop]: 1151 mSDtfsCounter, 1043 mSDsluCounter, 2430 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 739 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1103 SdHoareTripleChecker+Valid, 3581 SdHoareTripleChecker+Invalid, 3207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 739 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:28,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1103 Valid, 3581 Invalid, 3207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [739 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-19 23:35:28,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4875 states. [2022-07-19 23:35:28,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4875 to 4680. [2022-07-19 23:35:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4680 states, 3281 states have (on average 1.2654678451691557) internal successors, (4152), 3349 states have internal predecessors, (4152), 1051 states have call successors, (1051), 340 states have call predecessors, (1051), 347 states have return successors, (1091), 1022 states have call predecessors, (1091), 1050 states have call successors, (1091) [2022-07-19 23:35:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 4680 states and 6294 transitions. [2022-07-19 23:35:28,800 INFO L78 Accepts]: Start accepts. Automaton has 4680 states and 6294 transitions. Word has length 135 [2022-07-19 23:35:28,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:28,801 INFO L495 AbstractCegarLoop]: Abstraction has 4680 states and 6294 transitions. [2022-07-19 23:35:28,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:35:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 4680 states and 6294 transitions. [2022-07-19 23:35:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-07-19 23:35:28,815 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:28,815 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 3, 3, 3, 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] [2022-07-19 23:35:28,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 23:35:28,816 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:28,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:28,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1506794182, now seen corresponding path program 1 times [2022-07-19 23:35:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:28,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573218298] [2022-07-19 23:35:28,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:28,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-19 23:35:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-19 23:35:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 23:35:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-19 23:35:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-19 23:35:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-19 23:35:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 23:35:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-19 23:35:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-19 23:35:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:35:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:35:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 23:35:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:35:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-19 23:35:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-19 23:35:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-19 23:35:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-19 23:35:29,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:29,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573218298] [2022-07-19 23:35:29,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573218298] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:29,307 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:29,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 23:35:29,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626949865] [2022-07-19 23:35:29,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:29,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 23:35:29,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:29,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 23:35:29,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:35:29,311 INFO L87 Difference]: Start difference. First operand 4680 states and 6294 transitions. Second operand has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-19 23:35:33,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:33,074 INFO L93 Difference]: Finished difference Result 13228 states and 17935 transitions. [2022-07-19 23:35:33,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 23:35:33,074 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 259 [2022-07-19 23:35:33,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:33,120 INFO L225 Difference]: With dead ends: 13228 [2022-07-19 23:35:33,121 INFO L226 Difference]: Without dead ends: 8565 [2022-07-19 23:35:33,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:35:33,138 INFO L413 NwaCegarLoop]: 1677 mSDtfsCounter, 2283 mSDsluCounter, 1867 mSDsCounter, 0 mSdLazyCounter, 1863 mSolverCounterSat, 1924 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2396 SdHoareTripleChecker+Valid, 3544 SdHoareTripleChecker+Invalid, 3787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1924 IncrementalHoareTripleChecker+Valid, 1863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:33,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2396 Valid, 3544 Invalid, 3787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1924 Valid, 1863 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-07-19 23:35:33,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8565 states. [2022-07-19 23:35:33,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8565 to 8060. [2022-07-19 23:35:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8060 states, 5628 states have (on average 1.2688343994314144) internal successors, (7141), 5744 states have internal predecessors, (7141), 1807 states have call successors, (1807), 609 states have call predecessors, (1807), 624 states have return successors, (1885), 1770 states have call predecessors, (1885), 1806 states have call successors, (1885) [2022-07-19 23:35:33,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8060 states to 8060 states and 10833 transitions. [2022-07-19 23:35:33,476 INFO L78 Accepts]: Start accepts. Automaton has 8060 states and 10833 transitions. Word has length 259 [2022-07-19 23:35:33,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:33,477 INFO L495 AbstractCegarLoop]: Abstraction has 8060 states and 10833 transitions. [2022-07-19 23:35:33,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-19 23:35:33,478 INFO L276 IsEmpty]: Start isEmpty. Operand 8060 states and 10833 transitions. [2022-07-19 23:35:33,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-07-19 23:35:33,540 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:33,540 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:33,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 23:35:33,541 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:33,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:33,542 INFO L85 PathProgramCache]: Analyzing trace with hash 11177546, now seen corresponding path program 1 times [2022-07-19 23:35:33,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:33,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479383709] [2022-07-19 23:35:33,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:33,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:35:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:35:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:35:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:35:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:35:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:35:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:35:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:35:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:35:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:35:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:35:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-19 23:35:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-19 23:35:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-19 23:35:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-19 23:35:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-07-19 23:35:34,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:34,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479383709] [2022-07-19 23:35:34,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479383709] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:34,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:34,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 23:35:34,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989660905] [2022-07-19 23:35:34,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:34,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 23:35:34,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:34,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 23:35:34,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:35:34,042 INFO L87 Difference]: Start difference. First operand 8060 states and 10833 transitions. Second operand has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-19 23:35:36,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:36,879 INFO L93 Difference]: Finished difference Result 19104 states and 25848 transitions. [2022-07-19 23:35:36,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 23:35:36,879 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 270 [2022-07-19 23:35:36,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:36,985 INFO L225 Difference]: With dead ends: 19104 [2022-07-19 23:35:36,986 INFO L226 Difference]: Without dead ends: 11065 [2022-07-19 23:35:37,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-07-19 23:35:37,013 INFO L413 NwaCegarLoop]: 1424 mSDtfsCounter, 1706 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 1418 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1786 SdHoareTripleChecker+Valid, 3160 SdHoareTripleChecker+Invalid, 3078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1418 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:37,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1786 Valid, 3160 Invalid, 3078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1418 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-19 23:35:37,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11065 states. [2022-07-19 23:35:37,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11065 to 10414. [2022-07-19 23:35:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10414 states, 7352 states have (on average 1.2690424374319913) internal successors, (9330), 7496 states have internal predecessors, (9330), 2241 states have call successors, (2241), 805 states have call predecessors, (2241), 820 states have return successors, (2317), 2184 states have call predecessors, (2317), 2240 states have call successors, (2317) [2022-07-19 23:35:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10414 states to 10414 states and 13888 transitions. [2022-07-19 23:35:37,411 INFO L78 Accepts]: Start accepts. Automaton has 10414 states and 13888 transitions. Word has length 270 [2022-07-19 23:35:37,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:37,412 INFO L495 AbstractCegarLoop]: Abstraction has 10414 states and 13888 transitions. [2022-07-19 23:35:37,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-19 23:35:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 10414 states and 13888 transitions. [2022-07-19 23:35:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-07-19 23:35:37,441 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:37,441 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 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] [2022-07-19 23:35:37,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 23:35:37,442 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:37,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:37,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1632428148, now seen corresponding path program 1 times [2022-07-19 23:35:37,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:37,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848689849] [2022-07-19 23:35:37,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:37,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:35:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:35:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:35:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:35:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:35:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:35:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:35:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:35:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:35:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:35:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:35:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-19 23:35:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-07-19 23:35:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-07-19 23:35:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-07-19 23:35:37,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:37,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848689849] [2022-07-19 23:35:37,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848689849] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:37,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:37,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 23:35:37,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509153818] [2022-07-19 23:35:37,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:37,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 23:35:37,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:37,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 23:35:37,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:35:37,900 INFO L87 Difference]: Start difference. First operand 10414 states and 13888 transitions. Second operand has 7 states, 7 states have (on average 26.571428571428573) internal successors, (186), 3 states have internal predecessors, (186), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-19 23:35:41,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:41,400 INFO L93 Difference]: Finished difference Result 24814 states and 33184 transitions. [2022-07-19 23:35:41,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 23:35:41,401 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.571428571428573) internal successors, (186), 3 states have internal predecessors, (186), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 283 [2022-07-19 23:35:41,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:41,505 INFO L225 Difference]: With dead ends: 24814 [2022-07-19 23:35:41,505 INFO L226 Difference]: Without dead ends: 14421 [2022-07-19 23:35:41,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:35:41,544 INFO L413 NwaCegarLoop]: 1527 mSDtfsCounter, 1838 mSDsluCounter, 2237 mSDsCounter, 0 mSdLazyCounter, 1924 mSolverCounterSat, 1282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1937 SdHoareTripleChecker+Valid, 3764 SdHoareTripleChecker+Invalid, 3206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1282 IncrementalHoareTripleChecker+Valid, 1924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:41,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1937 Valid, 3764 Invalid, 3206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1282 Valid, 1924 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-19 23:35:41,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14421 states. [2022-07-19 23:35:41,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14421 to 13666. [2022-07-19 23:35:41,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13666 states, 9706 states have (on average 1.2634452915722234) internal successors, (12263), 9890 states have internal predecessors, (12263), 2817 states have call successors, (2817), 1119 states have call predecessors, (2817), 1142 states have return successors, (2913), 2744 states have call predecessors, (2913), 2816 states have call successors, (2913) [2022-07-19 23:35:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13666 states to 13666 states and 17993 transitions. [2022-07-19 23:35:42,047 INFO L78 Accepts]: Start accepts. Automaton has 13666 states and 17993 transitions. Word has length 283 [2022-07-19 23:35:42,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:42,049 INFO L495 AbstractCegarLoop]: Abstraction has 13666 states and 17993 transitions. [2022-07-19 23:35:42,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.571428571428573) internal successors, (186), 3 states have internal predecessors, (186), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-19 23:35:42,050 INFO L276 IsEmpty]: Start isEmpty. Operand 13666 states and 17993 transitions. [2022-07-19 23:35:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2022-07-19 23:35:42,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:42,101 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:42,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-19 23:35:42,102 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:42,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:42,102 INFO L85 PathProgramCache]: Analyzing trace with hash -691310028, now seen corresponding path program 1 times [2022-07-19 23:35:42,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:42,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476300886] [2022-07-19 23:35:42,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:42,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:35:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:35:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:35:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:35:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:35:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:35:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:35:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:35:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:35:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:35:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:35:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:35:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:35:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:35:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:35:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:35:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:35:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:35:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:35:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:35:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:35:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:35:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:35:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:35:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:35:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:42,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-19 23:35:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:35:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:35:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-19 23:35:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:35:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-07-19 23:35:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2022-07-19 23:35:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2022-07-19 23:35:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 23:35:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:43,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2773 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2751 trivial. 0 not checked. [2022-07-19 23:35:43,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:43,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476300886] [2022-07-19 23:35:43,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476300886] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:43,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:43,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-19 23:35:43,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556960338] [2022-07-19 23:35:43,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:43,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:35:43,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:43,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:35:43,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:35:43,223 INFO L87 Difference]: Start difference. First operand 13666 states and 17993 transitions. Second operand has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-07-19 23:35:47,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:47,037 INFO L93 Difference]: Finished difference Result 32496 states and 44220 transitions. [2022-07-19 23:35:47,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 23:35:47,038 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 694 [2022-07-19 23:35:47,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:47,113 INFO L225 Difference]: With dead ends: 32496 [2022-07-19 23:35:47,113 INFO L226 Difference]: Without dead ends: 18851 [2022-07-19 23:35:47,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:35:47,154 INFO L413 NwaCegarLoop]: 1436 mSDtfsCounter, 1365 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 2450 mSolverCounterSat, 790 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 4427 SdHoareTripleChecker+Invalid, 3240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 2450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:47,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1499 Valid, 4427 Invalid, 3240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [790 Valid, 2450 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-19 23:35:47,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18851 states. [2022-07-19 23:35:47,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18851 to 13794. [2022-07-19 23:35:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13794 states, 9802 states have (on average 1.2641297694348093) internal successors, (12391), 9986 states have internal predecessors, (12391), 2849 states have call successors, (2849), 1119 states have call predecessors, (2849), 1142 states have return successors, (2945), 2776 states have call predecessors, (2945), 2848 states have call successors, (2945) [2022-07-19 23:35:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13794 states to 13794 states and 18185 transitions. [2022-07-19 23:35:47,895 INFO L78 Accepts]: Start accepts. Automaton has 13794 states and 18185 transitions. Word has length 694 [2022-07-19 23:35:47,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:47,896 INFO L495 AbstractCegarLoop]: Abstraction has 13794 states and 18185 transitions. [2022-07-19 23:35:47,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-07-19 23:35:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 13794 states and 18185 transitions. [2022-07-19 23:35:47,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2022-07-19 23:35:47,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:47,960 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:47,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-19 23:35:47,961 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:47,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:47,961 INFO L85 PathProgramCache]: Analyzing trace with hash -268870670, now seen corresponding path program 1 times [2022-07-19 23:35:47,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:47,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68960408] [2022-07-19 23:35:47,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:35:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:35:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:35:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:35:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:35:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:35:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:35:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:35:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:35:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:35:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:35:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:35:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:35:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:35:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:35:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:35:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:35:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:35:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:35:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:35:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:35:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:35:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:35:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:35:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:35:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-19 23:35:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:35:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:35:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-19 23:35:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:35:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-07-19 23:35:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2022-07-19 23:35:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2022-07-19 23:35:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 23:35:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2773 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2751 trivial. 0 not checked. [2022-07-19 23:35:48,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:48,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68960408] [2022-07-19 23:35:48,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68960408] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:48,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:48,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-19 23:35:48,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574731689] [2022-07-19 23:35:48,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:48,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:35:48,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:48,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:35:48,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:35:48,977 INFO L87 Difference]: Start difference. First operand 13794 states and 18185 transitions. Second operand has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-07-19 23:35:51,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:35:51,776 INFO L93 Difference]: Finished difference Result 28253 states and 37497 transitions. [2022-07-19 23:35:51,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 23:35:51,777 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 694 [2022-07-19 23:35:51,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:35:51,835 INFO L225 Difference]: With dead ends: 28253 [2022-07-19 23:35:51,835 INFO L226 Difference]: Without dead ends: 14480 [2022-07-19 23:35:51,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:35:51,985 INFO L413 NwaCegarLoop]: 1076 mSDtfsCounter, 602 mSDsluCounter, 2853 mSDsCounter, 0 mSdLazyCounter, 2554 mSolverCounterSat, 603 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 3929 SdHoareTripleChecker+Invalid, 3157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 603 IncrementalHoareTripleChecker+Valid, 2554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:35:51,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [627 Valid, 3929 Invalid, 3157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [603 Valid, 2554 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-19 23:35:51,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-07-19 23:35:52,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13810. [2022-07-19 23:35:52,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13810 states, 9818 states have (on average 1.2604400081482992) internal successors, (12375), 10002 states have internal predecessors, (12375), 2849 states have call successors, (2849), 1119 states have call predecessors, (2849), 1142 states have return successors, (2945), 2776 states have call predecessors, (2945), 2848 states have call successors, (2945) [2022-07-19 23:35:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13810 states to 13810 states and 18169 transitions. [2022-07-19 23:35:52,452 INFO L78 Accepts]: Start accepts. Automaton has 13810 states and 18169 transitions. Word has length 694 [2022-07-19 23:35:52,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:35:52,453 INFO L495 AbstractCegarLoop]: Abstraction has 13810 states and 18169 transitions. [2022-07-19 23:35:52,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.125) internal successors, (249), 4 states have internal predecessors, (249), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-07-19 23:35:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 13810 states and 18169 transitions. [2022-07-19 23:35:52,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2022-07-19 23:35:52,494 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:35:52,494 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:35:52,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-19 23:35:52,494 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:35:52,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:35:52,495 INFO L85 PathProgramCache]: Analyzing trace with hash 189611058, now seen corresponding path program 1 times [2022-07-19 23:35:52,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:35:52,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171550655] [2022-07-19 23:35:52,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:35:52,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:35:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:52,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:35:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:35:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:52,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:35:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:35:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:35:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:35:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:35:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:35:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:35:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:35:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:35:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:35:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:35:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:35:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:35:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:35:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:35:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:35:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:35:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:35:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:35:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:35:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:35:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:35:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:35:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:35:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:35:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:35:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:35:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:35:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:35:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-19 23:35:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:35:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:35:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-19 23:35:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:35:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-07-19 23:35:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2022-07-19 23:35:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2022-07-19 23:35:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:35:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:35:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 23:35:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:35:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:35:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:35:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2773 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 2745 trivial. 0 not checked. [2022-07-19 23:35:53,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:35:53,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171550655] [2022-07-19 23:35:53,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171550655] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:35:53,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:35:53,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-07-19 23:35:53,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782256325] [2022-07-19 23:35:53,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:35:53,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-19 23:35:53,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:35:53,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-19 23:35:53,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-07-19 23:35:53,644 INFO L87 Difference]: Start difference. First operand 13810 states and 18169 transitions. Second operand has 13 states, 13 states have (on average 19.384615384615383) internal successors, (252), 9 states have internal predecessors, (252), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-07-19 23:36:02,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:02,724 INFO L93 Difference]: Finished difference Result 57293 states and 79975 transitions. [2022-07-19 23:36:02,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-07-19 23:36:02,725 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 19.384615384615383) internal successors, (252), 9 states have internal predecessors, (252), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 694 [2022-07-19 23:36:02,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:02,888 INFO L225 Difference]: With dead ends: 57293 [2022-07-19 23:36:02,888 INFO L226 Difference]: Without dead ends: 43504 [2022-07-19 23:36:02,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1266, Unknown=0, NotChecked=0, Total=1560 [2022-07-19 23:36:02,941 INFO L413 NwaCegarLoop]: 2430 mSDtfsCounter, 5884 mSDsluCounter, 12340 mSDsCounter, 0 mSdLazyCounter, 11303 mSolverCounterSat, 3293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6003 SdHoareTripleChecker+Valid, 14770 SdHoareTripleChecker+Invalid, 14596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3293 IncrementalHoareTripleChecker+Valid, 11303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:02,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6003 Valid, 14770 Invalid, 14596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3293 Valid, 11303 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-07-19 23:36:02,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43504 states. [2022-07-19 23:36:03,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43504 to 13874. [2022-07-19 23:36:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13874 states, 9882 states have (on average 1.2595628415300546) internal successors, (12447), 10066 states have internal predecessors, (12447), 2849 states have call successors, (2849), 1119 states have call predecessors, (2849), 1142 states have return successors, (2945), 2776 states have call predecessors, (2945), 2848 states have call successors, (2945) [2022-07-19 23:36:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13874 states to 13874 states and 18241 transitions. [2022-07-19 23:36:04,038 INFO L78 Accepts]: Start accepts. Automaton has 13874 states and 18241 transitions. Word has length 694 [2022-07-19 23:36:04,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:04,040 INFO L495 AbstractCegarLoop]: Abstraction has 13874 states and 18241 transitions. [2022-07-19 23:36:04,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 19.384615384615383) internal successors, (252), 9 states have internal predecessors, (252), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-07-19 23:36:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 13874 states and 18241 transitions. [2022-07-19 23:36:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2022-07-19 23:36:04,075 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:04,076 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:04,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-19 23:36:04,076 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:04,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:04,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1152912754, now seen corresponding path program 1 times [2022-07-19 23:36:04,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:04,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906549774] [2022-07-19 23:36:04,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-19 23:36:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-19 23:36:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-07-19 23:36:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2022-07-19 23:36:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2022-07-19 23:36:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:36:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 23:36:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:05,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2773 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2757 trivial. 0 not checked. [2022-07-19 23:36:05,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:05,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906549774] [2022-07-19 23:36:05,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906549774] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:05,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:05,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-07-19 23:36:05,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532208266] [2022-07-19 23:36:05,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:05,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-19 23:36:05,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:05,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-19 23:36:05,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:36:05,347 INFO L87 Difference]: Start difference. First operand 13874 states and 18241 transitions. Second operand has 12 states, 12 states have (on average 20.75) internal successors, (249), 8 states have internal predecessors, (249), 5 states have call successors, (62), 6 states have call predecessors, (62), 3 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2022-07-19 23:36:10,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:10,886 INFO L93 Difference]: Finished difference Result 29717 states and 39337 transitions. [2022-07-19 23:36:10,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-07-19 23:36:10,887 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 20.75) internal successors, (249), 8 states have internal predecessors, (249), 5 states have call successors, (62), 6 states have call predecessors, (62), 3 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 694 [2022-07-19 23:36:10,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:10,950 INFO L225 Difference]: With dead ends: 29717 [2022-07-19 23:36:10,951 INFO L226 Difference]: Without dead ends: 15864 [2022-07-19 23:36:10,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2022-07-19 23:36:10,988 INFO L413 NwaCegarLoop]: 1451 mSDtfsCounter, 3044 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 5490 mSolverCounterSat, 2297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3178 SdHoareTripleChecker+Valid, 4904 SdHoareTripleChecker+Invalid, 7787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2297 IncrementalHoareTripleChecker+Valid, 5490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:10,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3178 Valid, 4904 Invalid, 7787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2297 Valid, 5490 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-19 23:36:11,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15864 states. [2022-07-19 23:36:11,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15864 to 14630. [2022-07-19 23:36:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14630 states, 10390 states have (on average 1.2526467757459094) internal successors, (13015), 10582 states have internal predecessors, (13015), 3005 states have call successors, (3005), 1199 states have call predecessors, (3005), 1234 states have return successors, (3088), 2936 states have call predecessors, (3088), 3004 states have call successors, (3088) [2022-07-19 23:36:11,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14630 states to 14630 states and 19108 transitions. [2022-07-19 23:36:11,693 INFO L78 Accepts]: Start accepts. Automaton has 14630 states and 19108 transitions. Word has length 694 [2022-07-19 23:36:11,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:11,694 INFO L495 AbstractCegarLoop]: Abstraction has 14630 states and 19108 transitions. [2022-07-19 23:36:11,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 20.75) internal successors, (249), 8 states have internal predecessors, (249), 5 states have call successors, (62), 6 states have call predecessors, (62), 3 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2022-07-19 23:36:11,695 INFO L276 IsEmpty]: Start isEmpty. Operand 14630 states and 19108 transitions. [2022-07-19 23:36:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2022-07-19 23:36:11,722 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:11,723 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:11,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-19 23:36:11,723 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:11,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:11,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1154831362, now seen corresponding path program 1 times [2022-07-19 23:36:11,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:11,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832864152] [2022-07-19 23:36:11,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:11,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:36:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-19 23:36:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-19 23:36:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2022-07-19 23:36:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 23:36:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2456 trivial. 0 not checked. [2022-07-19 23:36:12,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:12,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832864152] [2022-07-19 23:36:12,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832864152] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:12,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:12,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-19 23:36:12,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244812712] [2022-07-19 23:36:12,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:12,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-19 23:36:12,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:12,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-19 23:36:12,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:36:12,698 INFO L87 Difference]: Start difference. First operand 14630 states and 19108 transitions. Second operand has 10 states, 10 states have (on average 27.2) internal successors, (272), 4 states have internal predecessors, (272), 2 states have call successors, (70), 7 states have call predecessors, (70), 3 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2022-07-19 23:36:15,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:15,954 INFO L93 Difference]: Finished difference Result 29921 states and 39336 transitions. [2022-07-19 23:36:15,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 23:36:15,954 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.2) internal successors, (272), 4 states have internal predecessors, (272), 2 states have call successors, (70), 7 states have call predecessors, (70), 3 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) Word has length 722 [2022-07-19 23:36:15,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:16,022 INFO L225 Difference]: With dead ends: 29921 [2022-07-19 23:36:16,022 INFO L226 Difference]: Without dead ends: 15312 [2022-07-19 23:36:16,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2022-07-19 23:36:16,069 INFO L413 NwaCegarLoop]: 1080 mSDtfsCounter, 831 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2743 mSolverCounterSat, 823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 4255 SdHoareTripleChecker+Invalid, 3566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 2743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:16,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 4255 Invalid, 3566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 2743 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-19 23:36:16,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15312 states. [2022-07-19 23:36:16,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15312 to 14662. [2022-07-19 23:36:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14662 states, 10414 states have (on average 1.2520645285193008) internal successors, (13039), 10606 states have internal predecessors, (13039), 3005 states have call successors, (3005), 1199 states have call predecessors, (3005), 1242 states have return successors, (3098), 2944 states have call predecessors, (3098), 3004 states have call successors, (3098) [2022-07-19 23:36:16,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14662 states to 14662 states and 19142 transitions. [2022-07-19 23:36:16,778 INFO L78 Accepts]: Start accepts. Automaton has 14662 states and 19142 transitions. Word has length 722 [2022-07-19 23:36:16,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:16,780 INFO L495 AbstractCegarLoop]: Abstraction has 14662 states and 19142 transitions. [2022-07-19 23:36:16,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.2) internal successors, (272), 4 states have internal predecessors, (272), 2 states have call successors, (70), 7 states have call predecessors, (70), 3 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2022-07-19 23:36:16,780 INFO L276 IsEmpty]: Start isEmpty. Operand 14662 states and 19142 transitions. [2022-07-19 23:36:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2022-07-19 23:36:16,812 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:16,813 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:16,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-19 23:36:16,813 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:16,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:16,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1162061190, now seen corresponding path program 1 times [2022-07-19 23:36:16,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:16,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123793992] [2022-07-19 23:36:16,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:36:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-19 23:36:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-19 23:36:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-19 23:36:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2022-07-19 23:36:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:17,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2466 trivial. 0 not checked. [2022-07-19 23:36:18,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:18,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123793992] [2022-07-19 23:36:18,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123793992] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:18,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:18,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-19 23:36:18,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829944158] [2022-07-19 23:36:18,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:18,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-19 23:36:18,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:18,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-19 23:36:18,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:36:18,004 INFO L87 Difference]: Start difference. First operand 14662 states and 19142 transitions. Second operand has 10 states, 10 states have (on average 27.6) internal successors, (276), 5 states have internal predecessors, (276), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-19 23:36:22,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:22,334 INFO L93 Difference]: Finished difference Result 35276 states and 47569 transitions. [2022-07-19 23:36:22,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 23:36:22,335 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.6) internal successors, (276), 5 states have internal predecessors, (276), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 729 [2022-07-19 23:36:22,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:22,418 INFO L225 Difference]: With dead ends: 35276 [2022-07-19 23:36:22,418 INFO L226 Difference]: Without dead ends: 20635 [2022-07-19 23:36:22,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:36:22,472 INFO L413 NwaCegarLoop]: 1572 mSDtfsCounter, 1414 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 3772 mSolverCounterSat, 784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 6755 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 784 IncrementalHoareTripleChecker+Valid, 3772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:22,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1506 Valid, 6755 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [784 Valid, 3772 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-07-19 23:36:22,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20635 states. [2022-07-19 23:36:23,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20635 to 14694. [2022-07-19 23:36:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14694 states, 10438 states have (on average 1.2514849588043686) internal successors, (13063), 10630 states have internal predecessors, (13063), 3013 states have call successors, (3013), 1199 states have call predecessors, (3013), 1242 states have return successors, (3106), 2952 states have call predecessors, (3106), 3012 states have call successors, (3106) [2022-07-19 23:36:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14694 states to 14694 states and 19182 transitions. [2022-07-19 23:36:23,332 INFO L78 Accepts]: Start accepts. Automaton has 14694 states and 19182 transitions. Word has length 729 [2022-07-19 23:36:23,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:23,333 INFO L495 AbstractCegarLoop]: Abstraction has 14694 states and 19182 transitions. [2022-07-19 23:36:23,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.6) internal successors, (276), 5 states have internal predecessors, (276), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-19 23:36:23,334 INFO L276 IsEmpty]: Start isEmpty. Operand 14694 states and 19182 transitions. [2022-07-19 23:36:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 739 [2022-07-19 23:36:23,357 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:23,358 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:23,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-19 23:36:23,358 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:23,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:23,359 INFO L85 PathProgramCache]: Analyzing trace with hash -47018700, now seen corresponding path program 1 times [2022-07-19 23:36:23,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:23,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050971580] [2022-07-19 23:36:23,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:23,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:36:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 23:36:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-19 23:36:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2022-07-19 23:36:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-07-19 23:36:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:24,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2486 trivial. 0 not checked. [2022-07-19 23:36:24,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:24,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050971580] [2022-07-19 23:36:24,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050971580] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:24,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:24,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-19 23:36:24,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388088182] [2022-07-19 23:36:24,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:24,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-19 23:36:24,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:24,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-19 23:36:24,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:36:24,429 INFO L87 Difference]: Start difference. First operand 14694 states and 19182 transitions. Second operand has 10 states, 10 states have (on average 28.0) internal successors, (280), 5 states have internal predecessors, (280), 3 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2022-07-19 23:36:28,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:28,287 INFO L93 Difference]: Finished difference Result 35340 states and 47649 transitions. [2022-07-19 23:36:28,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 23:36:28,288 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 28.0) internal successors, (280), 5 states have internal predecessors, (280), 3 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 738 [2022-07-19 23:36:28,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:28,353 INFO L225 Difference]: With dead ends: 35340 [2022-07-19 23:36:28,353 INFO L226 Difference]: Without dead ends: 20667 [2022-07-19 23:36:28,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:36:28,392 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 2175 mSDsluCounter, 3921 mSDsCounter, 0 mSdLazyCounter, 2872 mSolverCounterSat, 1707 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2267 SdHoareTripleChecker+Valid, 5498 SdHoareTripleChecker+Invalid, 4579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1707 IncrementalHoareTripleChecker+Valid, 2872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:28,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2267 Valid, 5498 Invalid, 4579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1707 Valid, 2872 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-19 23:36:28,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20667 states. [2022-07-19 23:36:29,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20667 to 14694. [2022-07-19 23:36:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14694 states, 10438 states have (on average 1.2514849588043686) internal successors, (13063), 10630 states have internal predecessors, (13063), 3013 states have call successors, (3013), 1199 states have call predecessors, (3013), 1242 states have return successors, (3106), 2952 states have call predecessors, (3106), 3012 states have call successors, (3106) [2022-07-19 23:36:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14694 states to 14694 states and 19182 transitions. [2022-07-19 23:36:29,156 INFO L78 Accepts]: Start accepts. Automaton has 14694 states and 19182 transitions. Word has length 738 [2022-07-19 23:36:29,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:29,157 INFO L495 AbstractCegarLoop]: Abstraction has 14694 states and 19182 transitions. [2022-07-19 23:36:29,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 28.0) internal successors, (280), 5 states have internal predecessors, (280), 3 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2022-07-19 23:36:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 14694 states and 19182 transitions. [2022-07-19 23:36:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2022-07-19 23:36:29,181 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:29,182 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:29,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-19 23:36:29,182 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:29,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:29,183 INFO L85 PathProgramCache]: Analyzing trace with hash 316436382, now seen corresponding path program 1 times [2022-07-19 23:36:29,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:29,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988391355] [2022-07-19 23:36:29,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:29,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:36:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:36:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:36:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:36:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:36:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:36:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-19 23:36:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2022-07-19 23:36:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2022-07-19 23:36:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2560 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2546 trivial. 0 not checked. [2022-07-19 23:36:30,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:30,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988391355] [2022-07-19 23:36:30,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988391355] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:30,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:30,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-19 23:36:30,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478838503] [2022-07-19 23:36:30,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:30,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 23:36:30,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:30,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 23:36:30,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:36:30,327 INFO L87 Difference]: Start difference. First operand 14694 states and 19182 transitions. Second operand has 9 states, 9 states have (on average 31.22222222222222) internal successors, (281), 5 states have internal predecessors, (281), 2 states have call successors, (78), 5 states have call predecessors, (78), 2 states have return successors, (77), 3 states have call predecessors, (77), 2 states have call successors, (77) [2022-07-19 23:36:33,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:33,053 INFO L93 Difference]: Finished difference Result 30473 states and 40110 transitions. [2022-07-19 23:36:33,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 23:36:33,054 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 31.22222222222222) internal successors, (281), 5 states have internal predecessors, (281), 2 states have call successors, (78), 5 states have call predecessors, (78), 2 states have return successors, (77), 3 states have call predecessors, (77), 2 states have call successors, (77) Word has length 776 [2022-07-19 23:36:33,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:33,103 INFO L225 Difference]: With dead ends: 30473 [2022-07-19 23:36:33,103 INFO L226 Difference]: Without dead ends: 15800 [2022-07-19 23:36:33,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:36:33,137 INFO L413 NwaCegarLoop]: 1135 mSDtfsCounter, 615 mSDsluCounter, 3279 mSDsCounter, 0 mSdLazyCounter, 2810 mSolverCounterSat, 528 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 4414 SdHoareTripleChecker+Invalid, 3338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 528 IncrementalHoareTripleChecker+Valid, 2810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:33,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 4414 Invalid, 3338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [528 Valid, 2810 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-19 23:36:33,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15800 states. [2022-07-19 23:36:33,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15800 to 14870. [2022-07-19 23:36:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14870 states, 10570 states have (on average 1.251371807000946) internal successors, (13227), 10770 states have internal predecessors, (13227), 3045 states have call successors, (3045), 1199 states have call predecessors, (3045), 1254 states have return successors, (3174), 2988 states have call predecessors, (3174), 3044 states have call successors, (3174) [2022-07-19 23:36:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14870 states to 14870 states and 19446 transitions. [2022-07-19 23:36:33,806 INFO L78 Accepts]: Start accepts. Automaton has 14870 states and 19446 transitions. Word has length 776 [2022-07-19 23:36:33,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:33,806 INFO L495 AbstractCegarLoop]: Abstraction has 14870 states and 19446 transitions. [2022-07-19 23:36:33,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 31.22222222222222) internal successors, (281), 5 states have internal predecessors, (281), 2 states have call successors, (78), 5 states have call predecessors, (78), 2 states have return successors, (77), 3 states have call predecessors, (77), 2 states have call successors, (77) [2022-07-19 23:36:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 14870 states and 19446 transitions. [2022-07-19 23:36:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 863 [2022-07-19 23:36:33,840 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:33,840 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:33,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-19 23:36:33,841 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:33,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:33,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1897267889, now seen corresponding path program 1 times [2022-07-19 23:36:33,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:33,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380029950] [2022-07-19 23:36:33,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:33,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:36:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:36:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:36:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:36:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:36:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:36:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:36:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:36:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-19 23:36:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-19 23:36:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-19 23:36:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:34,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-07-19 23:36:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-07-19 23:36:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2600 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 2562 trivial. 0 not checked. [2022-07-19 23:36:35,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:35,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380029950] [2022-07-19 23:36:35,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380029950] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:35,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:35,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-19 23:36:35,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775960884] [2022-07-19 23:36:35,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:35,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 23:36:35,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:35,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 23:36:35,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:36:35,139 INFO L87 Difference]: Start difference. First operand 14870 states and 19446 transitions. Second operand has 9 states, 9 states have (on average 37.333333333333336) internal successors, (336), 4 states have internal predecessors, (336), 2 states have call successors, (85), 7 states have call predecessors, (85), 2 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) [2022-07-19 23:36:38,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:38,000 INFO L93 Difference]: Finished difference Result 23515 states and 31113 transitions. [2022-07-19 23:36:38,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 23:36:38,001 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 37.333333333333336) internal successors, (336), 4 states have internal predecessors, (336), 2 states have call successors, (85), 7 states have call predecessors, (85), 2 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) Word has length 862 [2022-07-19 23:36:38,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:38,052 INFO L225 Difference]: With dead ends: 23515 [2022-07-19 23:36:38,052 INFO L226 Difference]: Without dead ends: 15592 [2022-07-19 23:36:38,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-07-19 23:36:38,076 INFO L413 NwaCegarLoop]: 1093 mSDtfsCounter, 1350 mSDsluCounter, 2178 mSDsCounter, 0 mSdLazyCounter, 1899 mSolverCounterSat, 1389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1442 SdHoareTripleChecker+Valid, 3271 SdHoareTripleChecker+Invalid, 3288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1389 IncrementalHoareTripleChecker+Valid, 1899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:38,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1442 Valid, 3271 Invalid, 3288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1389 Valid, 1899 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-19 23:36:38,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15592 states. [2022-07-19 23:36:38,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15592 to 14870. [2022-07-19 23:36:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14870 states, 10570 states have (on average 1.2506149479659414) internal successors, (13219), 10770 states have internal predecessors, (13219), 3045 states have call successors, (3045), 1199 states have call predecessors, (3045), 1254 states have return successors, (3174), 2988 states have call predecessors, (3174), 3044 states have call successors, (3174) [2022-07-19 23:36:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14870 states to 14870 states and 19438 transitions. [2022-07-19 23:36:38,731 INFO L78 Accepts]: Start accepts. Automaton has 14870 states and 19438 transitions. Word has length 862 [2022-07-19 23:36:38,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:38,732 INFO L495 AbstractCegarLoop]: Abstraction has 14870 states and 19438 transitions. [2022-07-19 23:36:38,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 37.333333333333336) internal successors, (336), 4 states have internal predecessors, (336), 2 states have call successors, (85), 7 states have call predecessors, (85), 2 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) [2022-07-19 23:36:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 14870 states and 19438 transitions. [2022-07-19 23:36:38,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2022-07-19 23:36:38,843 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:38,844 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:38,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-19 23:36:38,844 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:38,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:38,846 INFO L85 PathProgramCache]: Analyzing trace with hash 636093645, now seen corresponding path program 1 times [2022-07-19 23:36:38,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:38,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882384239] [2022-07-19 23:36:38,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:38,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:36:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:36:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:36:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:36:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:36:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:36:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:36:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:36:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-19 23:36:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:36:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-19 23:36:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:39,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-07-19 23:36:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 801 [2022-07-19 23:36:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2603 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 2553 trivial. 0 not checked. [2022-07-19 23:36:40,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:40,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882384239] [2022-07-19 23:36:40,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882384239] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:36:40,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196119964] [2022-07-19 23:36:40,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:40,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:36:40,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:36:40,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 23:36:40,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 23:36:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:41,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 6375 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-19 23:36:41,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:36:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2603 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 2283 trivial. 0 not checked. [2022-07-19 23:36:42,752 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:36:42,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196119964] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:42,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:36:42,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [16] total 19 [2022-07-19 23:36:42,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092164508] [2022-07-19 23:36:42,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:42,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 23:36:42,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:42,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 23:36:42,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-07-19 23:36:42,755 INFO L87 Difference]: Start difference. First operand 14870 states and 19438 transitions. Second operand has 5 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 4 states have call successors, (87), 4 states have call predecessors, (87), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-07-19 23:36:45,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:45,597 INFO L93 Difference]: Finished difference Result 48799 states and 63747 transitions. [2022-07-19 23:36:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:36:45,598 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 4 states have call successors, (87), 4 states have call predecessors, (87), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) Word has length 865 [2022-07-19 23:36:45,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:45,735 INFO L225 Difference]: With dead ends: 48799 [2022-07-19 23:36:45,735 INFO L226 Difference]: Without dead ends: 48790 [2022-07-19 23:36:45,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1149 GetRequests, 1132 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-07-19 23:36:45,764 INFO L413 NwaCegarLoop]: 2499 mSDtfsCounter, 3282 mSDsluCounter, 2847 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 604 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3282 SdHoareTripleChecker+Valid, 5346 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 604 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:45,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3282 Valid, 5346 Invalid, 1377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [604 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 23:36:45,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48790 states. [2022-07-19 23:36:47,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48790 to 48764. [2022-07-19 23:36:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48764 states, 34744 states have (on average 1.2512376237623761) internal successors, (43473), 35392 states have internal predecessors, (43473), 9919 states have call successors, (9919), 3933 states have call predecessors, (9919), 4100 states have return successors, (10308), 9710 states have call predecessors, (10308), 9918 states have call successors, (10308) [2022-07-19 23:36:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48764 states to 48764 states and 63700 transitions. [2022-07-19 23:36:48,000 INFO L78 Accepts]: Start accepts. Automaton has 48764 states and 63700 transitions. Word has length 865 [2022-07-19 23:36:48,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:48,001 INFO L495 AbstractCegarLoop]: Abstraction has 48764 states and 63700 transitions. [2022-07-19 23:36:48,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 4 states have call successors, (87), 4 states have call predecessors, (87), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-07-19 23:36:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 48764 states and 63700 transitions. [2022-07-19 23:36:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 874 [2022-07-19 23:36:48,083 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:48,083 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:48,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-19 23:36:48,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-07-19 23:36:48,284 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:48,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:48,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1724414158, now seen corresponding path program 1 times [2022-07-19 23:36:48,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:48,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222681358] [2022-07-19 23:36:48,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:48,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:36:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:36:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:36:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:36:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:36:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:36:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:36:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:36:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-19 23:36:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-19 23:36:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:48,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-19 23:36:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2022-07-19 23:36:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-19 23:36:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 858 [2022-07-19 23:36:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2637 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 2614 trivial. 0 not checked. [2022-07-19 23:36:49,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:49,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222681358] [2022-07-19 23:36:49,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222681358] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:49,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:36:49,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-19 23:36:49,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152394368] [2022-07-19 23:36:49,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:49,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:36:49,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:49,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:36:49,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:36:49,350 INFO L87 Difference]: Start difference. First operand 48764 states and 63700 transitions. Second operand has 8 states, 8 states have (on average 40.375) internal successors, (323), 3 states have internal predecessors, (323), 2 states have call successors, (85), 7 states have call predecessors, (85), 1 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) [2022-07-19 23:36:52,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:52,506 INFO L93 Difference]: Finished difference Result 74838 states and 98118 transitions. [2022-07-19 23:36:52,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 23:36:52,507 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 40.375) internal successors, (323), 3 states have internal predecessors, (323), 2 states have call successors, (85), 7 states have call predecessors, (85), 1 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) Word has length 873 [2022-07-19 23:36:52,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:52,585 INFO L225 Difference]: With dead ends: 74838 [2022-07-19 23:36:52,585 INFO L226 Difference]: Without dead ends: 26095 [2022-07-19 23:36:52,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:36:52,670 INFO L413 NwaCegarLoop]: 1096 mSDtfsCounter, 1789 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 1111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 2318 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1111 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:52,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1920 Valid, 2318 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1111 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-19 23:36:52,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26095 states. [2022-07-19 23:36:53,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26095 to 24897. [2022-07-19 23:36:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24897 states, 17769 states have (on average 1.2512240418706737) internal successors, (22233), 18094 states have internal predecessors, (22233), 5016 states have call successors, (5016), 2028 states have call predecessors, (5016), 2111 states have return successors, (5207), 4910 states have call predecessors, (5207), 5015 states have call successors, (5207) [2022-07-19 23:36:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24897 states to 24897 states and 32456 transitions. [2022-07-19 23:36:53,743 INFO L78 Accepts]: Start accepts. Automaton has 24897 states and 32456 transitions. Word has length 873 [2022-07-19 23:36:53,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:53,744 INFO L495 AbstractCegarLoop]: Abstraction has 24897 states and 32456 transitions. [2022-07-19 23:36:53,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 40.375) internal successors, (323), 3 states have internal predecessors, (323), 2 states have call successors, (85), 7 states have call predecessors, (85), 1 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) [2022-07-19 23:36:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 24897 states and 32456 transitions. [2022-07-19 23:36:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2022-07-19 23:36:53,887 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:53,887 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:53,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-19 23:36:53,888 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:36:53,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:36:53,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1030746639, now seen corresponding path program 1 times [2022-07-19 23:36:53,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:36:53,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538865312] [2022-07-19 23:36:53,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:53,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:36:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:36:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:36:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:36:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:36:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:36:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:36:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:36:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:36:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:36:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:36:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:36:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:36:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:36:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:36:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:36:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:36:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:36:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:36:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:36:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:36:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:36:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:36:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:36:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:36:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:36:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:36:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:36:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:36:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:36:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-19 23:36:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-19 23:36:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:36:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-19 23:36:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:36:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:36:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:36:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:36:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:36:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:36:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:54,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:36:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:36:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:36:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:36:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:36:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:36:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:36:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:36:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:36:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:36:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:36:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2022-07-19 23:36:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:36:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:36:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 795 [2022-07-19 23:36:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:36:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:36:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:36:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 853 [2022-07-19 23:36:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2635 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 2612 trivial. 0 not checked. [2022-07-19 23:36:55,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:36:55,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538865312] [2022-07-19 23:36:55,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538865312] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:36:55,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107509106] [2022-07-19 23:36:55,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:36:55,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:36:55,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:36:55,314 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 23:36:55,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 23:36:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:36:56,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 6426 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:36:56,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:36:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2635 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-07-19 23:36:57,455 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:36:57,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107509106] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:36:57,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:36:57,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2022-07-19 23:36:57,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963054421] [2022-07-19 23:36:57,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:36:57,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:36:57,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:36:57,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:36:57,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:36:57,459 INFO L87 Difference]: Start difference. First operand 24897 states and 32456 transitions. Second operand has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 3 states have call successors, (85), 3 states have call predecessors, (85), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-07-19 23:36:58,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:36:58,579 INFO L93 Difference]: Finished difference Result 49145 states and 64188 transitions. [2022-07-19 23:36:58,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:36:58,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 3 states have call successors, (85), 3 states have call predecessors, (85), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 868 [2022-07-19 23:36:58,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:36:58,632 INFO L225 Difference]: With dead ends: 49145 [2022-07-19 23:36:58,633 INFO L226 Difference]: Without dead ends: 20363 [2022-07-19 23:36:58,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1145 GetRequests, 1137 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:36:58,680 INFO L413 NwaCegarLoop]: 1364 mSDtfsCounter, 745 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:36:58,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [745 Valid, 1537 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:36:58,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20363 states. [2022-07-19 23:36:59,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20363 to 20248. [2022-07-19 23:36:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20248 states, 14399 states have (on average 1.245572609208973) internal successors, (17935), 14676 states have internal predecessors, (17935), 4170 states have call successors, (4170), 1609 states have call predecessors, (4170), 1678 states have return successors, (4329), 4074 states have call predecessors, (4329), 4169 states have call successors, (4329) [2022-07-19 23:36:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20248 states to 20248 states and 26434 transitions. [2022-07-19 23:36:59,770 INFO L78 Accepts]: Start accepts. Automaton has 20248 states and 26434 transitions. Word has length 868 [2022-07-19 23:36:59,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:36:59,771 INFO L495 AbstractCegarLoop]: Abstraction has 20248 states and 26434 transitions. [2022-07-19 23:36:59,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 3 states have call successors, (85), 3 states have call predecessors, (85), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-07-19 23:36:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 20248 states and 26434 transitions. [2022-07-19 23:36:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 879 [2022-07-19 23:36:59,800 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:36:59,801 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:36:59,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-19 23:37:00,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-19 23:37:00,002 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:37:00,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:37:00,002 INFO L85 PathProgramCache]: Analyzing trace with hash 2135425274, now seen corresponding path program 1 times [2022-07-19 23:37:00,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:37:00,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665701004] [2022-07-19 23:37:00,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:00,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:37:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:37:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:37:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:37:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:37:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:37:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:37:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:37:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:37:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:37:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:37:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:37:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:37:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:37:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:37:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:37:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:37:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:37:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:37:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:37:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:37:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:37:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:37:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:37:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:37:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:37:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:37:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:37:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:37:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:37:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-19 23:37:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:37:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-19 23:37:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:37:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:37:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:37:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:37:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:37:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:37:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:37:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:37:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:37:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:37:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:37:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:37:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-07-19 23:37:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:37:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 801 [2022-07-19 23:37:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:37:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2625 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2603 trivial. 0 not checked. [2022-07-19 23:37:00,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:37:00,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665701004] [2022-07-19 23:37:00,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665701004] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:37:00,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:37:00,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-19 23:37:00,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203014663] [2022-07-19 23:37:00,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:37:00,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 23:37:00,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:37:00,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 23:37:00,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:37:00,889 INFO L87 Difference]: Start difference. First operand 20248 states and 26434 transitions. Second operand has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (84), 7 states have call predecessors, (84), 1 states have return successors, (83), 2 states have call predecessors, (83), 2 states have call successors, (83) [2022-07-19 23:37:06,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:37:06,960 INFO L93 Difference]: Finished difference Result 51988 states and 69164 transitions. [2022-07-19 23:37:06,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-19 23:37:06,960 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (84), 7 states have call predecessors, (84), 1 states have return successors, (83), 2 states have call predecessors, (83), 2 states have call successors, (83) Word has length 878 [2022-07-19 23:37:06,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:37:07,046 INFO L225 Difference]: With dead ends: 51988 [2022-07-19 23:37:07,046 INFO L226 Difference]: Without dead ends: 31895 [2022-07-19 23:37:07,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2022-07-19 23:37:07,081 INFO L413 NwaCegarLoop]: 1391 mSDtfsCounter, 2088 mSDsluCounter, 3489 mSDsCounter, 0 mSdLazyCounter, 3936 mSolverCounterSat, 999 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2309 SdHoareTripleChecker+Valid, 4880 SdHoareTripleChecker+Invalid, 4935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 999 IncrementalHoareTripleChecker+Valid, 3936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:37:07,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2309 Valid, 4880 Invalid, 4935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [999 Valid, 3936 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-07-19 23:37:07,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31895 states. [2022-07-19 23:37:07,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31895 to 13770. [2022-07-19 23:37:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13770 states, 9819 states have (on average 1.2450351359608922) internal successors, (12225), 10004 states have internal predecessors, (12225), 2820 states have call successors, (2820), 1089 states have call predecessors, (2820), 1130 states have return successors, (2915), 2744 states have call predecessors, (2915), 2819 states have call successors, (2915) [2022-07-19 23:37:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13770 states to 13770 states and 17960 transitions. [2022-07-19 23:37:07,959 INFO L78 Accepts]: Start accepts. Automaton has 13770 states and 17960 transitions. Word has length 878 [2022-07-19 23:37:07,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:37:07,959 INFO L495 AbstractCegarLoop]: Abstraction has 13770 states and 17960 transitions. [2022-07-19 23:37:07,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (84), 7 states have call predecessors, (84), 1 states have return successors, (83), 2 states have call predecessors, (83), 2 states have call successors, (83) [2022-07-19 23:37:07,960 INFO L276 IsEmpty]: Start isEmpty. Operand 13770 states and 17960 transitions. [2022-07-19 23:37:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2022-07-19 23:37:07,984 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:37:07,984 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:37:07,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-19 23:37:07,985 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:37:07,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:37:07,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2124570266, now seen corresponding path program 1 times [2022-07-19 23:37:07,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:37:07,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514570930] [2022-07-19 23:37:07,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:07,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:37:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:37:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 23:37:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:37:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-19 23:37:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 23:37:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-19 23:37:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:37:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-19 23:37:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-19 23:37:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:37:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-19 23:37:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-19 23:37:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-07-19 23:37:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-07-19 23:37:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-19 23:37:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-19 23:37:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-19 23:37:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:37:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-19 23:37:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-19 23:37:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-19 23:37:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-19 23:37:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 23:37:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-07-19 23:37:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-07-19 23:37:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 23:37:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 23:37:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-19 23:37:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:37:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:37:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-19 23:37:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-19 23:37:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-19 23:37:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-19 23:37:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:37:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-19 23:37:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:37:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-19 23:37:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:37:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-19 23:37:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:37:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:37:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:37:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:37:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:37:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:37:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:37:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:37:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:37:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:37:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:37:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:37:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 826 [2022-07-19 23:37:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:37:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 848 [2022-07-19 23:37:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:37:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:08,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2641 trivial. 0 not checked. [2022-07-19 23:37:08,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:37:08,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514570930] [2022-07-19 23:37:08,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514570930] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:37:08,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:37:08,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-19 23:37:08,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735541468] [2022-07-19 23:37:08,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:37:08,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:37:08,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:37:08,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:37:08,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:37:08,895 INFO L87 Difference]: Start difference. First operand 13770 states and 17960 transitions. Second operand has 8 states, 8 states have (on average 42.5) internal successors, (340), 3 states have internal predecessors, (340), 3 states have call successors, (91), 7 states have call predecessors, (91), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2022-07-19 23:37:13,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:37:13,181 INFO L93 Difference]: Finished difference Result 24655 states and 32195 transitions. [2022-07-19 23:37:13,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 23:37:13,182 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 42.5) internal successors, (340), 3 states have internal predecessors, (340), 3 states have call successors, (91), 7 states have call predecessors, (91), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 912 [2022-07-19 23:37:13,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:37:13,211 INFO L225 Difference]: With dead ends: 24655 [2022-07-19 23:37:13,211 INFO L226 Difference]: Without dead ends: 11040 [2022-07-19 23:37:13,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-07-19 23:37:13,237 INFO L413 NwaCegarLoop]: 1929 mSDtfsCounter, 1514 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 2940 mSolverCounterSat, 909 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1724 SdHoareTripleChecker+Valid, 5160 SdHoareTripleChecker+Invalid, 3849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 909 IncrementalHoareTripleChecker+Valid, 2940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-07-19 23:37:13,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1724 Valid, 5160 Invalid, 3849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [909 Valid, 2940 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-07-19 23:37:13,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11040 states. [2022-07-19 23:37:13,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11040 to 9056. [2022-07-19 23:37:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9056 states, 6490 states have (on average 1.2453004622496149) internal successors, (8082), 6601 states have internal predecessors, (8082), 1786 states have call successors, (1786), 752 states have call predecessors, (1786), 779 states have return successors, (1849), 1748 states have call predecessors, (1849), 1785 states have call successors, (1849) [2022-07-19 23:37:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9056 states to 9056 states and 11717 transitions. [2022-07-19 23:37:13,913 INFO L78 Accepts]: Start accepts. Automaton has 9056 states and 11717 transitions. Word has length 912 [2022-07-19 23:37:13,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:37:13,913 INFO L495 AbstractCegarLoop]: Abstraction has 9056 states and 11717 transitions. [2022-07-19 23:37:13,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.5) internal successors, (340), 3 states have internal predecessors, (340), 3 states have call successors, (91), 7 states have call predecessors, (91), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2022-07-19 23:37:13,913 INFO L276 IsEmpty]: Start isEmpty. Operand 9056 states and 11717 transitions. [2022-07-19 23:37:13,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2022-07-19 23:37:13,936 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:37:13,936 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:37:13,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-19 23:37:13,937 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:37:13,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:37:13,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1774849642, now seen corresponding path program 1 times [2022-07-19 23:37:13,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:37:13,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530728241] [2022-07-19 23:37:13,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:13,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:37:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:37:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:37:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:37:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:37:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:37:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:37:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:37:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:37:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:37:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:37:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:37:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:37:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:37:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:37:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:37:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:37:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:37:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:37:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:37:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:37:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:37:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:37:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:37:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:37:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:37:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:37:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:37:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:37:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:37:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-19 23:37:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-19 23:37:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-19 23:37:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:37:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:37:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:37:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:37:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:37:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:37:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:37:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:37:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:14,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:37:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:37:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:37:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:37:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2022-07-19 23:37:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:37:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-19 23:37:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:37:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 874 [2022-07-19 23:37:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 879 [2022-07-19 23:37:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 892 [2022-07-19 23:37:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 897 [2022-07-19 23:37:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 902 [2022-07-19 23:37:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-07-19 23:37:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 913 [2022-07-19 23:37:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2705 backedges. 59 proven. 28 refuted. 0 times theorem prover too weak. 2618 trivial. 0 not checked. [2022-07-19 23:37:15,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:37:15,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530728241] [2022-07-19 23:37:15,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530728241] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:37:15,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406023972] [2022-07-19 23:37:15,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:15,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:37:15,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:37:15,164 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 23:37:15,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-19 23:37:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:16,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 6680 conjuncts, 25 conjunts are in the unsatisfiable core [2022-07-19 23:37:16,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:37:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2705 backedges. 331 proven. 38 refuted. 0 times theorem prover too weak. 2336 trivial. 0 not checked. [2022-07-19 23:37:17,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:37:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2705 backedges. 52 proven. 39 refuted. 0 times theorem prover too weak. 2614 trivial. 0 not checked. [2022-07-19 23:37:18,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406023972] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:37:18,919 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 23:37:18,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 10] total 27 [2022-07-19 23:37:18,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794323254] [2022-07-19 23:37:18,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 23:37:18,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-07-19 23:37:18,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:37:18,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-07-19 23:37:18,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=563, Unknown=0, NotChecked=0, Total=702 [2022-07-19 23:37:18,923 INFO L87 Difference]: Start difference. First operand 9056 states and 11717 transitions. Second operand has 27 states, 27 states have (on average 29.11111111111111) internal successors, (786), 22 states have internal predecessors, (786), 12 states have call successors, (229), 12 states have call predecessors, (229), 10 states have return successors, (224), 12 states have call predecessors, (224), 12 states have call successors, (224) [2022-07-19 23:37:37,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:37:37,578 INFO L93 Difference]: Finished difference Result 32382 states and 42964 transitions. [2022-07-19 23:37:37,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-07-19 23:37:37,579 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 29.11111111111111) internal successors, (786), 22 states have internal predecessors, (786), 12 states have call successors, (229), 12 states have call predecessors, (229), 10 states have return successors, (224), 12 states have call predecessors, (224), 12 states have call successors, (224) Word has length 934 [2022-07-19 23:37:37,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:37:37,673 INFO L225 Difference]: With dead ends: 32382 [2022-07-19 23:37:37,673 INFO L226 Difference]: Without dead ends: 27680 [2022-07-19 23:37:37,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2272 GetRequests, 2168 SyntacticMatches, 6 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3023 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1932, Invalid=7968, Unknown=0, NotChecked=0, Total=9900 [2022-07-19 23:37:37,694 INFO L413 NwaCegarLoop]: 2155 mSDtfsCounter, 13986 mSDsluCounter, 11786 mSDsCounter, 0 mSdLazyCounter, 21311 mSolverCounterSat, 10392 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14408 SdHoareTripleChecker+Valid, 13941 SdHoareTripleChecker+Invalid, 31703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10392 IncrementalHoareTripleChecker+Valid, 21311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:37:37,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14408 Valid, 13941 Invalid, 31703 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10392 Valid, 21311 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2022-07-19 23:37:37,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27680 states. [2022-07-19 23:37:39,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27680 to 26288. [2022-07-19 23:37:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 18866 states have (on average 1.2470051945298422) internal successors, (23526), 19203 states have internal predecessors, (23526), 5182 states have call successors, (5182), 2152 states have call predecessors, (5182), 2239 states have return successors, (5737), 5066 states have call predecessors, (5737), 5181 states have call successors, (5737) [2022-07-19 23:37:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 34445 transitions. [2022-07-19 23:37:39,301 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 34445 transitions. Word has length 934 [2022-07-19 23:37:39,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:37:39,302 INFO L495 AbstractCegarLoop]: Abstraction has 26288 states and 34445 transitions. [2022-07-19 23:37:39,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 29.11111111111111) internal successors, (786), 22 states have internal predecessors, (786), 12 states have call successors, (229), 12 states have call predecessors, (229), 10 states have return successors, (224), 12 states have call predecessors, (224), 12 states have call successors, (224) [2022-07-19 23:37:39,302 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 34445 transitions. [2022-07-19 23:37:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2022-07-19 23:37:39,338 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:37:39,338 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:37:39,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-07-19 23:37:39,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:37:39,539 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:37:39,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:37:39,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1539665442, now seen corresponding path program 1 times [2022-07-19 23:37:39,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:37:39,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133451210] [2022-07-19 23:37:39,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:39,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:37:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:37:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:37:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:37:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:37:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:37:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:37:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:37:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:37:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:37:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:37:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:37:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:37:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:37:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:37:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:37:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:37:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:37:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:37:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:37:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:37:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:37:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:37:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:37:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:37:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:37:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:37:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:37:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:37:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:37:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 23:37:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-19 23:37:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:37:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-19 23:37:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:37:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:37:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:37:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:37:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:37:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:37:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:37:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:37:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:37:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:37:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:37:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:37:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:37:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:37:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:37:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:37:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:37:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 777 [2022-07-19 23:37:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:37:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:37:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 799 [2022-07-19 23:37:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:37:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:37:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2022-07-19 23:37:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2022-07-19 23:37:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:37:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 891 [2022-07-19 23:37:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 896 [2022-07-19 23:37:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:40,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 901 [2022-07-19 23:37:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:41,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 907 [2022-07-19 23:37:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:41,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 912 [2022-07-19 23:37:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 50 proven. 33 refuted. 0 times theorem prover too weak. 2618 trivial. 0 not checked. [2022-07-19 23:37:41,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:37:41,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133451210] [2022-07-19 23:37:41,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133451210] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:37:41,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993501184] [2022-07-19 23:37:41,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:37:41,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:37:41,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:37:41,015 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 23:37:41,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-19 23:37:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:37:42,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 6687 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-19 23:37:42,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:37:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 356 proven. 19 refuted. 0 times theorem prover too weak. 2326 trivial. 0 not checked. [2022-07-19 23:37:42,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:37:44,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 52 proven. 35 refuted. 0 times theorem prover too weak. 2614 trivial. 0 not checked. [2022-07-19 23:37:44,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993501184] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:37:44,453 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 23:37:44,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 11] total 29 [2022-07-19 23:37:44,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486856248] [2022-07-19 23:37:44,454 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 23:37:44,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-07-19 23:37:44,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:37:44,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-07-19 23:37:44,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-07-19 23:37:44,458 INFO L87 Difference]: Start difference. First operand 26288 states and 34445 transitions. Second operand has 29 states, 29 states have (on average 25.79310344827586) internal successors, (748), 24 states have internal predecessors, (748), 10 states have call successors, (230), 11 states have call predecessors, (230), 8 states have return successors, (217), 12 states have call predecessors, (217), 10 states have call successors, (217) [2022-07-19 23:37:58,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:37:58,678 INFO L93 Difference]: Finished difference Result 80861 states and 107487 transitions. [2022-07-19 23:37:58,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-07-19 23:37:58,680 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 25.79310344827586) internal successors, (748), 24 states have internal predecessors, (748), 10 states have call successors, (230), 11 states have call predecessors, (230), 8 states have return successors, (217), 12 states have call predecessors, (217), 10 states have call successors, (217) Word has length 933 [2022-07-19 23:37:58,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:37:58,932 INFO L225 Difference]: With dead ends: 80861 [2022-07-19 23:37:58,932 INFO L226 Difference]: Without dead ends: 54728 [2022-07-19 23:37:58,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2247 GetRequests, 2163 SyntacticMatches, 5 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2065 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1396, Invalid=5084, Unknown=0, NotChecked=0, Total=6480 [2022-07-19 23:37:58,989 INFO L413 NwaCegarLoop]: 1206 mSDtfsCounter, 8910 mSDsluCounter, 5453 mSDsCounter, 0 mSdLazyCounter, 11903 mSolverCounterSat, 5888 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9289 SdHoareTripleChecker+Valid, 6659 SdHoareTripleChecker+Invalid, 17791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5888 IncrementalHoareTripleChecker+Valid, 11903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:37:58,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9289 Valid, 6659 Invalid, 17791 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5888 Valid, 11903 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-07-19 23:37:59,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54728 states. [2022-07-19 23:38:02,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54728 to 51960. [2022-07-19 23:38:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51960 states, 37286 states have (on average 1.247867832430403) internal successors, (46528), 37967 states have internal predecessors, (46528), 10256 states have call successors, (10256), 4236 states have call predecessors, (10256), 4417 states have return successors, (11423), 10016 states have call predecessors, (11423), 10255 states have call successors, (11423) [2022-07-19 23:38:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51960 states to 51960 states and 68207 transitions. [2022-07-19 23:38:02,301 INFO L78 Accepts]: Start accepts. Automaton has 51960 states and 68207 transitions. Word has length 933 [2022-07-19 23:38:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:38:02,301 INFO L495 AbstractCegarLoop]: Abstraction has 51960 states and 68207 transitions. [2022-07-19 23:38:02,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 25.79310344827586) internal successors, (748), 24 states have internal predecessors, (748), 10 states have call successors, (230), 11 states have call predecessors, (230), 8 states have return successors, (217), 12 states have call predecessors, (217), 10 states have call successors, (217) [2022-07-19 23:38:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 51960 states and 68207 transitions. [2022-07-19 23:38:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 926 [2022-07-19 23:38:02,341 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:38:02,341 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:38:02,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-07-19 23:38:02,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:38:02,542 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:38:02,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:38:02,543 INFO L85 PathProgramCache]: Analyzing trace with hash 45552279, now seen corresponding path program 1 times [2022-07-19 23:38:02,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:38:02,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053801410] [2022-07-19 23:38:02,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:38:02,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:38:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:38:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:38:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:38:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:38:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-19 23:38:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-19 23:38:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:38:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 23:38:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 23:38:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-19 23:38:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 23:38:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-19 23:38:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-19 23:38:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-19 23:38:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-19 23:38:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 23:38:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 23:38:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:38:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-19 23:38:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-19 23:38:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-19 23:38:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 23:38:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 23:38:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 23:38:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:38:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:38:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 23:38:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:38:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-19 23:38:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 23:38:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-19 23:38:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-19 23:38:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:38:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 23:38:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 23:38:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:38:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:38:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-19 23:38:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:38:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 23:38:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-19 23:38:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:38:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 23:38:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:38:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:38:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:38:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:38:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-19 23:38:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-19 23:38:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:38:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-19 23:38:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:38:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-19 23:38:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 23:38:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:38:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-19 23:38:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:38:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 23:38:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:38:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 23:38:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 23:38:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-19 23:38:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2022-07-19 23:38:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:38:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:38:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2022-07-19 23:38:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:38:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:38:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2022-07-19 23:38:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-07-19 23:38:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:38:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 883 [2022-07-19 23:38:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 888 [2022-07-19 23:38:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2022-07-19 23:38:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2022-07-19 23:38:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 904 [2022-07-19 23:38:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 50 proven. 31 refuted. 0 times theorem prover too weak. 2618 trivial. 0 not checked. [2022-07-19 23:38:03,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:38:03,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053801410] [2022-07-19 23:38:03,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053801410] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:38:03,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726452406] [2022-07-19 23:38:03,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:38:03,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:38:03,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:38:03,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 23:38:04,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-19 23:38:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:38:05,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 6658 conjuncts, 16 conjunts are in the unsatisfiable core [2022-07-19 23:38:05,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:38:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 356 proven. 17 refuted. 0 times theorem prover too weak. 2326 trivial. 0 not checked. [2022-07-19 23:38:05,951 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:38:07,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 50 proven. 35 refuted. 0 times theorem prover too weak. 2614 trivial. 0 not checked. [2022-07-19 23:38:07,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726452406] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:38:07,157 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 23:38:07,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 9] total 23 [2022-07-19 23:38:07,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648437311] [2022-07-19 23:38:07,158 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 23:38:07,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-07-19 23:38:07,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:38:07,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-07-19 23:38:07,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2022-07-19 23:38:07,161 INFO L87 Difference]: Start difference. First operand 51960 states and 68207 transitions. Second operand has 23 states, 23 states have (on average 32.21739130434783) internal successors, (741), 18 states have internal predecessors, (741), 11 states have call successors, (231), 12 states have call predecessors, (231), 9 states have return successors, (219), 13 states have call predecessors, (219), 11 states have call successors, (219) [2022-07-19 23:38:27,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:38:27,817 INFO L93 Difference]: Finished difference Result 182884 states and 242640 transitions. [2022-07-19 23:38:27,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-07-19 23:38:27,818 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 32.21739130434783) internal successors, (741), 18 states have internal predecessors, (741), 11 states have call successors, (231), 12 states have call predecessors, (231), 9 states have return successors, (219), 13 states have call predecessors, (219), 11 states have call successors, (219) Word has length 925 [2022-07-19 23:38:27,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:38:28,503 INFO L225 Difference]: With dead ends: 182884 [2022-07-19 23:38:28,503 INFO L226 Difference]: Without dead ends: 135266 [2022-07-19 23:38:28,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2203 GetRequests, 2144 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 947 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=704, Invalid=2718, Unknown=0, NotChecked=0, Total=3422 [2022-07-19 23:38:28,640 INFO L413 NwaCegarLoop]: 2035 mSDtfsCounter, 14179 mSDsluCounter, 7344 mSDsCounter, 0 mSdLazyCounter, 16389 mSolverCounterSat, 10835 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14664 SdHoareTripleChecker+Valid, 9379 SdHoareTripleChecker+Invalid, 27224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10835 IncrementalHoareTripleChecker+Valid, 16389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:38:28,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14664 Valid, 9379 Invalid, 27224 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10835 Valid, 16389 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-07-19 23:38:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135266 states.