./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.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 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 04:04:36,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 04:04:36,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 04:04:36,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 04:04:36,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 04:04:36,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 04:04:36,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 04:04:36,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 04:04:36,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 04:04:36,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 04:04:36,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 04:04:36,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 04:04:36,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 04:04:36,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 04:04:36,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 04:04:36,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 04:04:36,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 04:04:36,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 04:04:36,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 04:04:36,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 04:04:36,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 04:04:36,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 04:04:36,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 04:04:36,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 04:04:36,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 04:04:36,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 04:04:36,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 04:04:36,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 04:04:36,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 04:04:36,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 04:04:36,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 04:04:36,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 04:04:36,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 04:04:36,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 04:04:36,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 04:04:36,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 04:04:36,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 04:04:36,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 04:04:36,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 04:04:36,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 04:04:36,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 04:04:36,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 04:04:36,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 04:04:36,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 04:04:36,441 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 04:04:36,441 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 04:04:36,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 04:04:36,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 04:04:36,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 04:04:36,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 04:04:36,443 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 04:04:36,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 04:04:36,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 04:04:36,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 04:04:36,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 04:04:36,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 04:04:36,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 04:04:36,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 04:04:36,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 04:04:36,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 04:04:36,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 04:04:36,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 04:04:36,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 04:04:36,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 04:04:36,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 04:04:36,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 04:04:36,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 04:04:36,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 04:04:36,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 04:04:36,447 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 04:04:36,447 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 04:04:36,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 04:04:36,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 04:04:36,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 [2021-11-17 04:04:36,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 04:04:36,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 04:04:36,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 04:04:36,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 04:04:36,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 04:04:36,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-11-17 04:04:36,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169ec0ad4/3fc9874ee6ef46ed84d5a6b10c7e3851/FLAGab6d215ef [2021-11-17 04:04:37,508 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 04:04:37,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-11-17 04:04:37,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169ec0ad4/3fc9874ee6ef46ed84d5a6b10c7e3851/FLAGab6d215ef [2021-11-17 04:04:37,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169ec0ad4/3fc9874ee6ef46ed84d5a6b10c7e3851 [2021-11-17 04:04:37,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 04:04:37,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 04:04:37,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 04:04:37,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 04:04:37,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 04:04:37,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:04:37" (1/1) ... [2021-11-17 04:04:37,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14287b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:37, skipping insertion in model container [2021-11-17 04:04:37,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:04:37" (1/1) ... [2021-11-17 04:04:37,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 04:04:37,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 04:04:43,895 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2021-11-17 04:04:44,182 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 04:04:44,218 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 04:04:44,787 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2021-11-17 04:04:44,813 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 04:04:45,206 INFO L208 MainTranslator]: Completed translation [2021-11-17 04:04:45,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45 WrapperNode [2021-11-17 04:04:45,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 04:04:45,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 04:04:45,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 04:04:45,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 04:04:45,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:45,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:45,818 INFO L137 Inliner]: procedures = 760, calls = 11021, calls flagged for inlining = 280, calls inlined = 248, statements flattened = 18220 [2021-11-17 04:04:45,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 04:04:45,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 04:04:45,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 04:04:45,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 04:04:45,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:45,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:45,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:45,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:46,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:46,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:46,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:46,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 04:04:46,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 04:04:46,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 04:04:46,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 04:04:46,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (1/1) ... [2021-11-17 04:04:46,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 04:04:46,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 04:04:46,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 04:04:46,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 04:04:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mac_event_disconnected [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mac_event_disconnected [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_access [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_access [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-17 04:04:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-17 04:04:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_channel [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_channel [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mesh [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mesh [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-17 04:04:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_scan [2021-11-17 04:04:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_scan [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-17 04:04:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-17 04:04:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_lbs_private [2021-11-17 04:04:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_lbs_private [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ps_confirm_sleep [2021-11-17 04:04:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ps_confirm_sleep [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2021-11-17 04:04:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2021-11-17 04:04:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_free [2021-11-17 04:04:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_free [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 04:04:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2021-11-17 04:04:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-11-17 04:04:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 04:04:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 04:04:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 04:04:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 04:04:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 04:04:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 04:04:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 04:04:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 04:04:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-11-17 04:04:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_key_material [2021-11-17 04:04:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_key_material [2021-11-17 04:04:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd_async [2021-11-17 04:04:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd_async [2021-11-17 04:04:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_wep_keys [2021-11-17 04:04:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_wep_keys [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-17 04:04:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_auth_to_authtype [2021-11-17 04:04:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_auth_to_authtype [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-17 04:04:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-17 04:04:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-17 04:04:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_eth_stop [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_eth_stop [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_free_adapter [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_free_adapter [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_iface_active [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_iface_active [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure _internal_start_scan [2021-11-17 04:04:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure _internal_start_scan [2021-11-17 04:04:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_ps_mode [2021-11-17 04:04:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_ps_mode [2021-11-17 04:04:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-17 04:04:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-17 04:04:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure add_ie_rates [2021-11-17 04:04:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure add_ie_rates [2021-11-17 04:04:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 04:04:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_mesh [2021-11-17 04:04:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_mesh [2021-11-17 04:04:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ethtool_get_eeprom_len [2021-11-17 04:04:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ethtool_get_eeprom_len [2021-11-17 04:04:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-17 04:04:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-17 04:04:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_async [2021-11-17 04:04:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_async [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_activated [2021-11-17 04:04:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_activated [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_complete_command [2021-11-17 04:04:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_complete_command [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-17 04:04:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-11-17 04:04:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 04:04:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 04:04:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 04:04:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mcast_worker [2021-11-17 04:04:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mcast_worker [2021-11-17 04:04:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-17 04:04:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-17 04:04:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-17 04:04:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-17 04:04:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-17 04:04:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-17 04:04:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-11-17 04:04:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-11-17 04:04:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_disconnect [2021-11-17 04:04:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_disconnect [2021-11-17 04:04:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-11-17 04:04:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-11-17 04:04:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-17 04:04:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-11-17 04:04:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-17 04:04:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_stop [2021-11-17 04:04:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_stop [2021-11-17 04:04:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_dev_open [2021-11-17 04:04:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_dev_open [2021-11-17 04:04:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_wep_keys [2021-11-17 04:04:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_wep_keys [2021-11-17 04:04:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 04:04:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_complete_command [2021-11-17 04:04:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_complete_command [2021-11-17 04:04:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 04:04:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-11-17 04:04:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-11-17 04:04:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 04:04:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 04:04:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-17 04:04:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-17 04:04:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 04:04:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 04:04:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-17 04:04:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-17 04:04:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_snmp_mib [2021-11-17 04:04:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_snmp_mib [2021-11-17 04:04:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_update_mcast [2021-11-17 04:04:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_update_mcast [2021-11-17 04:04:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_11d_domain_info [2021-11-17 04:04:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_11d_domain_info [2021-11-17 04:04:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 04:04:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 04:04:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 04:04:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 04:04:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_rates [2021-11-17 04:04:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_rates [2021-11-17 04:04:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-17 04:04:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-17 04:04:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-17 04:04:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-17 04:04:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_iface_type [2021-11-17 04:04:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_iface_type [2021-11-17 04:04:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_control [2021-11-17 04:04:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_control [2021-11-17 04:04:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-17 04:04:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-17 04:04:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 04:04:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 04:04:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2021-11-17 04:04:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2021-11-17 04:04:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_add_key [2021-11-17 04:04:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_add_key [2021-11-17 04:04:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-17 04:04:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-17 04:04:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_dev_open [2021-11-17 04:04:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_dev_open [2021-11-17 04:04:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_mesh_channel [2021-11-17 04:04:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_mesh_channel [2021-11-17 04:04:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_leave_ibss [2021-11-17 04:04:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_leave_ibss [2021-11-17 04:04:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 04:04:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 04:04:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-11-17 04:04:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-11-17 04:04:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 04:04:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 04:04:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_worker [2021-11-17 04:04:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_worker [2021-11-17 04:04:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-17 04:04:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-17 04:04:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_get_channel [2021-11-17 04:04:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_get_channel [2021-11-17 04:04:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-17 04:04:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-17 04:04:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 04:04:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 04:04:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2021-11-17 04:04:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2021-11-17 04:04:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-17 04:04:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-17 04:04:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-17 04:04:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-17 04:04:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 04:04:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 04:04:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_multicast_list [2021-11-17 04:04:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_multicast_list [2021-11-17 04:04:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-17 04:04:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-17 04:04:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_monitor_channel [2021-11-17 04:04:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_monitor_channel [2021-11-17 04:04:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-17 04:04:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-17 04:04:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 04:04:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 04:04:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_bss [2021-11-17 04:04:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_bss [2021-11-17 04:04:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 04:04:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 04:04:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_thread [2021-11-17 04:04:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_thread [2021-11-17 04:04:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_done [2021-11-17 04:04:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_done [2021-11-17 04:04:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-17 04:04:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-17 04:04:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure eth_broadcast_addr [2021-11-17 04:04:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_broadcast_addr [2021-11-17 04:04:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-17 04:04:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-17 04:04:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-17 04:04:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-17 04:04:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-17 04:04:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-17 04:04:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-17 04:04:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-17 04:04:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2021-11-17 04:04:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2021-11-17 04:04:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-11-17 04:04:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-11-17 04:04:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 04:04:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2021-11-17 04:04:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2021-11-17 04:04:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 04:04:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 04:04:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_deep_sleep [2021-11-17 04:04:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_deep_sleep [2021-11-17 04:04:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_change_intf [2021-11-17 04:04:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_change_intf [2021-11-17 04:04:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex [2021-11-17 04:04:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex [2021-11-17 04:04:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 04:04:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 04:04:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 04:04:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-17 04:04:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-17 04:04:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_setup_firmware [2021-11-17 04:04:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_setup_firmware [2021-11-17 04:04:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_del_key [2021-11-17 04:04:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_del_key [2021-11-17 04:04:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2021-11-17 04:04:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2021-11-17 04:04:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 04:04:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-17 04:04:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-17 04:04:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config [2021-11-17 04:04:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config [2021-11-17 04:04:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 04:04:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 04:04:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-17 04:04:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-17 04:04:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-11-17 04:04:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-11-17 04:04:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-17 04:04:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-17 04:04:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_monitor_mode [2021-11-17 04:04:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_monitor_mode [2021-11-17 04:04:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_ibss [2021-11-17 04:04:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_ibss [2021-11-17 04:04:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2021-11-17 04:04:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2021-11-17 04:04:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2021-11-17 04:04:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2021-11-17 04:04:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 04:04:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 04:04:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-17 04:04:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-17 04:04:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_bss_get_ie [2021-11-17 04:04:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_bss_get_ie [2021-11-17 04:04:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-17 04:04:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-17 04:04:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2021-11-17 04:04:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2021-11-17 04:04:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_command_queue_empty [2021-11-17 04:04:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_command_queue_empty [2021-11-17 04:04:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-11-17 04:04:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-11-17 04:04:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_default_key [2021-11-17 04:04:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_default_key [2021-11-17 04:04:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_enable_rsn [2021-11-17 04:04:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_enable_rsn [2021-11-17 04:04:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_event [2021-11-17 04:04:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_event [2021-11-17 04:04:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 04:04:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 04:04:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-17 04:04:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-17 04:04:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_mic_failureevent [2021-11-17 04:04:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_mic_failureevent [2021-11-17 04:04:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-11-17 04:04:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-11-17 04:04:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 04:04:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 04:04:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_post [2021-11-17 04:04:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_post [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 04:04:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-17 04:04:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_iface [2021-11-17 04:04:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_iface [2021-11-17 04:04:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-17 04:04:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-17 04:04:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 04:04:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 04:04:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_radio [2021-11-17 04:04:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_radio [2021-11-17 04:04:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_debugfs_write [2021-11-17 04:04:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_debugfs_write [2021-11-17 04:04:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mcast_addrs [2021-11-17 04:04:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mcast_addrs [2021-11-17 04:04:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_iface [2021-11-17 04:04:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_iface [2021-11-17 04:04:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-17 04:04:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-17 04:04:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_address [2021-11-17 04:04:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_address [2021-11-17 04:04:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-17 04:04:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-17 04:04:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-17 04:04:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-17 04:04:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure mesh_get_default_parameters [2021-11-17 04:04:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mesh_get_default_parameters [2021-11-17 04:04:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___3 [2021-11-17 04:04:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___3 [2021-11-17 04:04:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___0 [2021-11-17 04:04:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___0 [2021-11-17 04:04:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-17 04:04:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-17 04:04:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_ssid_tlv [2021-11-17 04:04:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_ssid_tlv [2021-11-17 04:04:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-17 04:04:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-17 04:04:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_17 [2021-11-17 04:04:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_17 [2021-11-17 04:04:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_hard_start_xmit [2021-11-17 04:04:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_hard_start_xmit [2021-11-17 04:04:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_mesh_config_send [2021-11-17 04:04:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_mesh_config_send [2021-11-17 04:04:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config_send [2021-11-17 04:04:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config_send [2021-11-17 04:04:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2021-11-17 04:04:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2021-11-17 04:04:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-17 04:04:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-17 04:04:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cleanup_and_insert_cmd [2021-11-17 04:04:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cleanup_and_insert_cmd [2021-11-17 04:04:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-17 04:04:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-17 04:04:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_host_sleep [2021-11-17 04:04:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_host_sleep [2021-11-17 04:04:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 04:04:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_get_station [2021-11-17 04:04:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_get_station [2021-11-17 04:04:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-17 04:04:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-17 04:04:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_lbs_private [2021-11-17 04:04:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_lbs_private [2021-11-17 04:04:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-17 04:04:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-17 04:04:47,869 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 04:04:47,872 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 04:04:48,116 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 04:10:38,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 04:10:38,465 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 04:10:38,466 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-17 04:10:38,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 04:10:38 BoogieIcfgContainer [2021-11-17 04:10:38,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 04:10:38,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 04:10:38,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 04:10:38,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 04:10:38,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 04:04:37" (1/3) ... [2021-11-17 04:10:38,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3599617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:10:38, skipping insertion in model container [2021-11-17 04:10:38,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:04:45" (2/3) ... [2021-11-17 04:10:38,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3599617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:10:38, skipping insertion in model container [2021-11-17 04:10:38,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 04:10:38" (3/3) ... [2021-11-17 04:10:38,479 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-11-17 04:10:38,483 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 04:10:38,483 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 04:10:38,532 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 04:10:38,539 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 04:10:38,539 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 04:10:38,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 5457 states, 4070 states have (on average 1.394840294840295) internal successors, (5677), 4174 states have internal predecessors, (5677), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) [2021-11-17 04:10:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-17 04:10:38,629 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:10:38,629 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-17 04:10:38,629 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:10:38,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:10:38,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1664010501, now seen corresponding path program 1 times [2021-11-17 04:10:38,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:10:38,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703174235] [2021-11-17 04:10:38,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:10:38,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:10:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:10:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:10:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:10:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:10:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:10:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:10:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:10:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:10:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:10:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:10:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-17 04:10:39,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:10:39,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703174235] [2021-11-17 04:10:39,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703174235] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:10:39,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:10:39,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 04:10:39,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166085646] [2021-11-17 04:10:39,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:10:39,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 04:10:39,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:10:39,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 04:10:39,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 04:10:39,951 INFO L87 Difference]: Start difference. First operand has 5457 states, 4070 states have (on average 1.394840294840295) internal successors, (5677), 4174 states have internal predecessors, (5677), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-17 04:10:42,252 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:10:44,331 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:10:52,208 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:10:54,613 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:00,041 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:05,052 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:06,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:06,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:11:06,843 INFO L93 Difference]: Finished difference Result 11638 states and 17544 transitions. [2021-11-17 04:11:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 04:11:06,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2021-11-17 04:11:06,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:11:06,909 INFO L225 Difference]: With dead ends: 11638 [2021-11-17 04:11:06,910 INFO L226 Difference]: Without dead ends: 6152 [2021-11-17 04:11:06,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:11:06,952 INFO L933 BasicCegarLoop]: 7571 mSDtfsCounter, 4485 mSDsluCounter, 7030 mSDsCounter, 0 mSdLazyCounter, 4476 mSolverCounterSat, 3395 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4591 SdHoareTripleChecker+Valid, 14601 SdHoareTripleChecker+Invalid, 7876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3395 IncrementalHoareTripleChecker+Valid, 4476 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2021-11-17 04:11:06,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4591 Valid, 14601 Invalid, 7876 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3395 Valid, 4476 Invalid, 5 Unknown, 0 Unchecked, 26.3s Time] [2021-11-17 04:11:06,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2021-11-17 04:11:07,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 5423. [2021-11-17 04:11:07,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5423 states, 4059 states have (on average 1.388519339738852) internal successors, (5636), 4140 states have internal predecessors, (5636), 1179 states have call successors, (1179), 185 states have call predecessors, (1179), 184 states have return successors, (1173), 1152 states have call predecessors, (1173), 1173 states have call successors, (1173) [2021-11-17 04:11:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 5423 states and 7988 transitions. [2021-11-17 04:11:07,273 INFO L78 Accepts]: Start accepts. Automaton has 5423 states and 7988 transitions. Word has length 75 [2021-11-17 04:11:07,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:11:07,274 INFO L470 AbstractCegarLoop]: Abstraction has 5423 states and 7988 transitions. [2021-11-17 04:11:07,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-17 04:11:07,274 INFO L276 IsEmpty]: Start isEmpty. Operand 5423 states and 7988 transitions. [2021-11-17 04:11:07,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-17 04:11:07,278 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:11:07,278 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-17 04:11:07,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 04:11:07,278 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:11:07,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:11:07,279 INFO L85 PathProgramCache]: Analyzing trace with hash -746187647, now seen corresponding path program 1 times [2021-11-17 04:11:07,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:11:07,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343542499] [2021-11-17 04:11:07,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:11:07,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:11:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:11:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:11:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:11:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:11:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:11:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:11:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:11:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:11:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:11:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:11:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-17 04:11:08,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:11:08,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343542499] [2021-11-17 04:11:08,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343542499] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:11:08,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:11:08,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:11:08,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950848029] [2021-11-17 04:11:08,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:11:08,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:11:08,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:11:08,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:11:08,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:11:08,206 INFO L87 Difference]: Start difference. First operand 5423 states and 7988 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-17 04:11:10,417 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:12,495 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:14,571 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:16,659 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:25,461 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:28,377 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:29,777 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:31,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:35,100 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:37,928 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:50,907 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:52,931 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:11:54,931 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:05,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:12:05,242 INFO L93 Difference]: Finished difference Result 17554 states and 26280 transitions. [2021-11-17 04:12:05,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 04:12:05,242 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2021-11-17 04:12:05,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:12:05,312 INFO L225 Difference]: With dead ends: 17554 [2021-11-17 04:12:05,312 INFO L226 Difference]: Without dead ends: 12145 [2021-11-17 04:12:05,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:12:05,340 INFO L933 BasicCegarLoop]: 8406 mSDtfsCounter, 14834 mSDsluCounter, 17472 mSDsCounter, 0 mSdLazyCounter, 10806 mSolverCounterSat, 7200 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15634 SdHoareTripleChecker+Valid, 25878 SdHoareTripleChecker+Invalid, 18016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7200 IncrementalHoareTripleChecker+Valid, 10806 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.0s IncrementalHoareTripleChecker+Time [2021-11-17 04:12:05,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15634 Valid, 25878 Invalid, 18016 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7200 Valid, 10806 Invalid, 10 Unknown, 0 Unchecked, 56.0s Time] [2021-11-17 04:12:05,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12145 states. [2021-11-17 04:12:05,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12145 to 10703. [2021-11-17 04:12:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10703 states, 8023 states have (on average 1.3910008724915868) internal successors, (11160), 8182 states have internal predecessors, (11160), 2311 states have call successors, (2311), 368 states have call predecessors, (2311), 368 states have return successors, (2309), 2263 states have call predecessors, (2309), 2305 states have call successors, (2309) [2021-11-17 04:12:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10703 states to 10703 states and 15780 transitions. [2021-11-17 04:12:05,784 INFO L78 Accepts]: Start accepts. Automaton has 10703 states and 15780 transitions. Word has length 75 [2021-11-17 04:12:05,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:12:05,785 INFO L470 AbstractCegarLoop]: Abstraction has 10703 states and 15780 transitions. [2021-11-17 04:12:05,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-17 04:12:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 10703 states and 15780 transitions. [2021-11-17 04:12:05,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-17 04:12:05,790 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:12:05,790 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-17 04:12:05,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 04:12:05,792 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:12:05,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:12:05,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1057485044, now seen corresponding path program 1 times [2021-11-17 04:12:05,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:12:05,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95248673] [2021-11-17 04:12:05,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:12:05,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:12:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:12:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:12:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:12:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:12:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:12:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:12:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-17 04:12:06,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:12:06,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95248673] [2021-11-17 04:12:06,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95248673] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:12:06,735 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:12:06,735 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 04:12:06,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488914057] [2021-11-17 04:12:06,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:12:06,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 04:12:06,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:12:06,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 04:12:06,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-17 04:12:06,737 INFO L87 Difference]: Start difference. First operand 10703 states and 15780 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-17 04:12:08,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:17,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:19,215 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:22,273 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:26,289 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:32,025 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:35,137 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:36,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:12:36,722 INFO L93 Difference]: Finished difference Result 22830 states and 34066 transitions. [2021-11-17 04:12:36,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 04:12:36,723 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 80 [2021-11-17 04:12:36,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:12:36,789 INFO L225 Difference]: With dead ends: 22830 [2021-11-17 04:12:36,790 INFO L226 Difference]: Without dead ends: 12141 [2021-11-17 04:12:36,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:12:36,838 INFO L933 BasicCegarLoop]: 9008 mSDtfsCounter, 13413 mSDsluCounter, 15851 mSDsCounter, 0 mSdLazyCounter, 7636 mSolverCounterSat, 4984 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14109 SdHoareTripleChecker+Valid, 24859 SdHoareTripleChecker+Invalid, 12627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4984 IncrementalHoareTripleChecker+Valid, 7636 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2021-11-17 04:12:36,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14109 Valid, 24859 Invalid, 12627 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4984 Valid, 7636 Invalid, 7 Unknown, 0 Unchecked, 29.3s Time] [2021-11-17 04:12:36,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12141 states. [2021-11-17 04:12:37,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12141 to 10703. [2021-11-17 04:12:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10703 states, 8023 states have (on average 1.3907515891811044) internal successors, (11158), 8182 states have internal predecessors, (11158), 2311 states have call successors, (2311), 368 states have call predecessors, (2311), 368 states have return successors, (2309), 2263 states have call predecessors, (2309), 2305 states have call successors, (2309) [2021-11-17 04:12:37,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10703 states to 10703 states and 15778 transitions. [2021-11-17 04:12:37,277 INFO L78 Accepts]: Start accepts. Automaton has 10703 states and 15778 transitions. Word has length 80 [2021-11-17 04:12:37,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:12:37,279 INFO L470 AbstractCegarLoop]: Abstraction has 10703 states and 15778 transitions. [2021-11-17 04:12:37,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-17 04:12:37,279 INFO L276 IsEmpty]: Start isEmpty. Operand 10703 states and 15778 transitions. [2021-11-17 04:12:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-17 04:12:37,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:12:37,298 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 04:12:37,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 04:12:37,298 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:12:37,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:12:37,299 INFO L85 PathProgramCache]: Analyzing trace with hash 510666893, now seen corresponding path program 1 times [2021-11-17 04:12:37,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:12:37,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414067529] [2021-11-17 04:12:37,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:12:37,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:12:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:12:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:12:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:12:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:12:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:12:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:12:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:37,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 04:12:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 04:12:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 04:12:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 04:12:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 04:12:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 04:12:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-11-17 04:12:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 04:12:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 04:12:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:12:38,212 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-17 04:12:38,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:12:38,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414067529] [2021-11-17 04:12:38,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414067529] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:12:38,212 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:12:38,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:12:38,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598731349] [2021-11-17 04:12:38,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:12:38,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:12:38,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:12:38,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:12:38,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:12:38,215 INFO L87 Difference]: Start difference. First operand 10703 states and 15778 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 04:12:40,437 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:42,514 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:48,984 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:51,161 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:56,768 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:12:57,922 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:01,547 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:04,011 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:06,038 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:11,083 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:13,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:21,262 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:23,288 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:26,033 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:27,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:13:27,309 INFO L93 Difference]: Finished difference Result 34638 states and 51987 transitions. [2021-11-17 04:13:27,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 04:13:27,310 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 167 [2021-11-17 04:13:27,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:13:27,439 INFO L225 Difference]: With dead ends: 34638 [2021-11-17 04:13:27,440 INFO L226 Difference]: Without dead ends: 23949 [2021-11-17 04:13:27,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:13:27,493 INFO L933 BasicCegarLoop]: 8544 mSDtfsCounter, 16154 mSDsluCounter, 14114 mSDsCounter, 0 mSdLazyCounter, 8402 mSolverCounterSat, 7599 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16920 SdHoareTripleChecker+Valid, 22658 SdHoareTripleChecker+Invalid, 16013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7599 IncrementalHoareTripleChecker+Valid, 8402 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.1s IncrementalHoareTripleChecker+Time [2021-11-17 04:13:27,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16920 Valid, 22658 Invalid, 16013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7599 Valid, 8402 Invalid, 12 Unknown, 0 Unchecked, 48.1s Time] [2021-11-17 04:13:27,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23949 states. [2021-11-17 04:13:28,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23949 to 21645. [2021-11-17 04:13:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21645 states, 16228 states have (on average 1.3892654670939117) internal successors, (22545), 16559 states have internal predecessors, (22545), 4639 states have call successors, (4639), 722 states have call predecessors, (4639), 777 states have return successors, (4911), 4599 states have call predecessors, (4911), 4633 states have call successors, (4911) [2021-11-17 04:13:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21645 states to 21645 states and 32095 transitions. [2021-11-17 04:13:28,508 INFO L78 Accepts]: Start accepts. Automaton has 21645 states and 32095 transitions. Word has length 167 [2021-11-17 04:13:28,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:13:28,510 INFO L470 AbstractCegarLoop]: Abstraction has 21645 states and 32095 transitions. [2021-11-17 04:13:28,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 04:13:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 21645 states and 32095 transitions. [2021-11-17 04:13:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-17 04:13:28,527 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:13:28,528 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2021-11-17 04:13:28,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 04:13:28,529 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:13:28,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:13:28,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1514811788, now seen corresponding path program 1 times [2021-11-17 04:13:28,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:13:28,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878991455] [2021-11-17 04:13:28,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:13:28,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:13:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:13:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:13:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:13:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-17 04:13:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 04:13:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 04:13:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 04:13:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 04:13:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 04:13:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 04:13:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 04:13:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:13:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 04:13:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 04:13:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-17 04:13:29,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:13:29,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878991455] [2021-11-17 04:13:29,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878991455] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:13:29,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:13:29,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:13:29,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984724856] [2021-11-17 04:13:29,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:13:29,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:13:29,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:13:29,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:13:29,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:13:29,411 INFO L87 Difference]: Start difference. First operand 21645 states and 32095 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 04:13:31,635 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:36,200 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:41,002 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:42,901 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:43,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:50,415 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:13:50,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:13:50,907 INFO L93 Difference]: Finished difference Result 45066 states and 67444 transitions. [2021-11-17 04:13:50,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 04:13:50,908 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 204 [2021-11-17 04:13:50,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:13:51,024 INFO L225 Difference]: With dead ends: 45066 [2021-11-17 04:13:51,024 INFO L226 Difference]: Without dead ends: 23435 [2021-11-17 04:13:51,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:13:51,110 INFO L933 BasicCegarLoop]: 7364 mSDtfsCounter, 11843 mSDsluCounter, 6895 mSDsCounter, 0 mSdLazyCounter, 4537 mSolverCounterSat, 4368 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12527 SdHoareTripleChecker+Valid, 14259 SdHoareTripleChecker+Invalid, 8909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4368 IncrementalHoareTripleChecker+Valid, 4537 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.7s IncrementalHoareTripleChecker+Time [2021-11-17 04:13:51,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12527 Valid, 14259 Invalid, 8909 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4368 Valid, 4537 Invalid, 4 Unknown, 0 Unchecked, 20.7s Time] [2021-11-17 04:13:51,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23435 states. [2021-11-17 04:13:52,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23435 to 21198. [2021-11-17 04:13:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21198 states, 15886 states have (on average 1.3870074279239581) internal successors, (22034), 16214 states have internal predecessors, (22034), 4534 states have call successors, (4534), 724 states have call predecessors, (4534), 777 states have return successors, (4786), 4495 states have call predecessors, (4786), 4528 states have call successors, (4786) [2021-11-17 04:13:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21198 states to 21198 states and 31354 transitions. [2021-11-17 04:13:52,316 INFO L78 Accepts]: Start accepts. Automaton has 21198 states and 31354 transitions. Word has length 204 [2021-11-17 04:13:52,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:13:52,316 INFO L470 AbstractCegarLoop]: Abstraction has 21198 states and 31354 transitions. [2021-11-17 04:13:52,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 04:13:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 21198 states and 31354 transitions. [2021-11-17 04:13:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-17 04:13:52,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:13:52,344 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 04:13:52,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 04:13:52,344 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:13:52,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:13:52,345 INFO L85 PathProgramCache]: Analyzing trace with hash -99857965, now seen corresponding path program 1 times [2021-11-17 04:13:52,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:13:52,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580686147] [2021-11-17 04:13:52,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:13:52,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:13:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:13:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:13:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:13:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 04:13:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:13:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:13:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 04:13:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:13:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 04:13:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 04:13:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 04:13:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:13:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:13:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 04:13:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 04:13:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 04:13:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-17 04:13:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-11-17 04:13:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 04:13:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 04:13:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-11-17 04:13:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-17 04:13:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-17 04:13:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-17 04:13:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 04:13:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:13:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-17 04:13:53,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:13:53,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580686147] [2021-11-17 04:13:53,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580686147] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:13:53,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:13:53,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-17 04:13:53,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512234859] [2021-11-17 04:13:53,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:13:53,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-17 04:13:53,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:13:53,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-17 04:13:53,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:13:53,331 INFO L87 Difference]: Start difference. First operand 21198 states and 31354 transitions. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-17 04:13:55,536 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:01,042 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:08,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:10,596 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:12,617 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:19,090 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:20,472 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:21,657 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:24,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:26,697 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:29,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:14:29,797 INFO L93 Difference]: Finished difference Result 48904 states and 73058 transitions. [2021-11-17 04:14:29,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 04:14:29,798 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 314 [2021-11-17 04:14:29,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:14:29,928 INFO L225 Difference]: With dead ends: 48904 [2021-11-17 04:14:29,928 INFO L226 Difference]: Without dead ends: 27720 [2021-11-17 04:14:29,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-17 04:14:29,991 INFO L933 BasicCegarLoop]: 10825 mSDtfsCounter, 17893 mSDsluCounter, 17075 mSDsCounter, 0 mSdLazyCounter, 9859 mSolverCounterSat, 9369 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19054 SdHoareTripleChecker+Valid, 27900 SdHoareTripleChecker+Invalid, 19235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9369 IncrementalHoareTripleChecker+Valid, 9859 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.3s IncrementalHoareTripleChecker+Time [2021-11-17 04:14:29,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19054 Valid, 27900 Invalid, 19235 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9369 Valid, 9859 Invalid, 7 Unknown, 0 Unchecked, 35.3s Time] [2021-11-17 04:14:30,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27720 states. [2021-11-17 04:14:30,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27720 to 24538. [2021-11-17 04:14:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24538 states, 18380 states have (on average 1.3852557127312295) internal successors, (25461), 18759 states have internal predecessors, (25461), 5222 states have call successors, (5222), 887 states have call predecessors, (5222), 935 states have return successors, (5439), 5161 states have call predecessors, (5439), 5216 states have call successors, (5439) [2021-11-17 04:14:30,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24538 states to 24538 states and 36122 transitions. [2021-11-17 04:14:30,950 INFO L78 Accepts]: Start accepts. Automaton has 24538 states and 36122 transitions. Word has length 314 [2021-11-17 04:14:30,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:14:30,951 INFO L470 AbstractCegarLoop]: Abstraction has 24538 states and 36122 transitions. [2021-11-17 04:14:30,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-17 04:14:30,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24538 states and 36122 transitions. [2021-11-17 04:14:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2021-11-17 04:14:30,970 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:14:30,971 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 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] [2021-11-17 04:14:30,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 04:14:30,971 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:14:30,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:14:30,971 INFO L85 PathProgramCache]: Analyzing trace with hash 291574025, now seen corresponding path program 1 times [2021-11-17 04:14:30,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:14:30,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972521625] [2021-11-17 04:14:30,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:14:30,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:14:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:14:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:14:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:14:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:14:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:14:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:31,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:14:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:14:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:14:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:14:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:14:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:14:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:14:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:14:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:14:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:14:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:14:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:14:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:14:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:14:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:14:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:14:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:14:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:14:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:14:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:14:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:14:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:14:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:14:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:14:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:14:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:14:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:14:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 04:14:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:14:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-11-17 04:14:32,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:14:32,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972521625] [2021-11-17 04:14:32,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972521625] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:14:32,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:14:32,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:14:32,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8023397] [2021-11-17 04:14:32,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:14:32,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:14:32,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:14:32,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:14:32,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:14:32,849 INFO L87 Difference]: Start difference. First operand 24538 states and 36122 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:14:35,082 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:37,156 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:42,671 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:45,040 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:49,710 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:51,734 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:53,781 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:14:58,188 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:00,200 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:02,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:15:02,317 INFO L93 Difference]: Finished difference Result 27181 states and 40861 transitions. [2021-11-17 04:15:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 04:15:02,317 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 530 [2021-11-17 04:15:02,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:15:02,430 INFO L225 Difference]: With dead ends: 27181 [2021-11-17 04:15:02,430 INFO L226 Difference]: Without dead ends: 27178 [2021-11-17 04:15:02,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:15:02,455 INFO L933 BasicCegarLoop]: 7400 mSDtfsCounter, 11044 mSDsluCounter, 10244 mSDsCounter, 0 mSdLazyCounter, 6150 mSolverCounterSat, 4134 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11721 SdHoareTripleChecker+Valid, 17644 SdHoareTripleChecker+Invalid, 10292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4134 IncrementalHoareTripleChecker+Valid, 6150 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2021-11-17 04:15:02,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11721 Valid, 17644 Invalid, 10292 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4134 Valid, 6150 Invalid, 8 Unknown, 0 Unchecked, 28.7s Time] [2021-11-17 04:15:02,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27178 states. [2021-11-17 04:15:03,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27178 to 24537. [2021-11-17 04:15:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24537 states, 18380 states have (on average 1.3852013057671382) internal successors, (25460), 18758 states have internal predecessors, (25460), 5221 states have call successors, (5221), 887 states have call predecessors, (5221), 935 states have return successors, (5439), 5161 states have call predecessors, (5439), 5216 states have call successors, (5439) [2021-11-17 04:15:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24537 states to 24537 states and 36120 transitions. [2021-11-17 04:15:03,471 INFO L78 Accepts]: Start accepts. Automaton has 24537 states and 36120 transitions. Word has length 530 [2021-11-17 04:15:03,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:15:03,472 INFO L470 AbstractCegarLoop]: Abstraction has 24537 states and 36120 transitions. [2021-11-17 04:15:03,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24537 states and 36120 transitions. [2021-11-17 04:15:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-11-17 04:15:03,489 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:15:03,489 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 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] [2021-11-17 04:15:03,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 04:15:03,489 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:15:03,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:15:03,490 INFO L85 PathProgramCache]: Analyzing trace with hash 446861566, now seen corresponding path program 1 times [2021-11-17 04:15:03,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:15:03,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631126791] [2021-11-17 04:15:03,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:15:03,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:15:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:15:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:15:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:15:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:15:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:15:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:15:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:15:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:15:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:15:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:15:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:15:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:15:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:15:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:15:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:15:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:15:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:15:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:15:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:15:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:15:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:15:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:15:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:15:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:15:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:15:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:15:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:15:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:15:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:15:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:15:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 04:15:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:05,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-11-17 04:15:05,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:15:05,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631126791] [2021-11-17 04:15:05,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631126791] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:15:05,285 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:15:05,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:15:05,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925675938] [2021-11-17 04:15:05,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:15:05,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:15:05,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:15:05,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:15:05,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:15:05,288 INFO L87 Difference]: Start difference. First operand 24537 states and 36120 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:07,608 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:11,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:15,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:17,429 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:19,452 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:23,242 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:24,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:15:24,512 INFO L93 Difference]: Finished difference Result 27180 states and 40859 transitions. [2021-11-17 04:15:24,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 04:15:24,512 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 531 [2021-11-17 04:15:24,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:15:24,624 INFO L225 Difference]: With dead ends: 27180 [2021-11-17 04:15:24,624 INFO L226 Difference]: Without dead ends: 27177 [2021-11-17 04:15:24,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-17 04:15:24,648 INFO L933 BasicCegarLoop]: 7381 mSDtfsCounter, 13229 mSDsluCounter, 3964 mSDsCounter, 0 mSdLazyCounter, 2686 mSolverCounterSat, 5806 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13921 SdHoareTripleChecker+Valid, 11345 SdHoareTripleChecker+Invalid, 8497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5806 IncrementalHoareTripleChecker+Valid, 2686 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2021-11-17 04:15:24,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13921 Valid, 11345 Invalid, 8497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5806 Valid, 2686 Invalid, 5 Unknown, 0 Unchecked, 18.5s Time] [2021-11-17 04:15:24,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27177 states. [2021-11-17 04:15:25,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27177 to 24536. [2021-11-17 04:15:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24536 states, 18380 states have (on average 1.3851468988030469) internal successors, (25459), 18757 states have internal predecessors, (25459), 5220 states have call successors, (5220), 887 states have call predecessors, (5220), 935 states have return successors, (5439), 5161 states have call predecessors, (5439), 5216 states have call successors, (5439) [2021-11-17 04:15:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24536 states to 24536 states and 36118 transitions. [2021-11-17 04:15:25,686 INFO L78 Accepts]: Start accepts. Automaton has 24536 states and 36118 transitions. Word has length 531 [2021-11-17 04:15:25,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:15:25,687 INFO L470 AbstractCegarLoop]: Abstraction has 24536 states and 36118 transitions. [2021-11-17 04:15:25,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24536 states and 36118 transitions. [2021-11-17 04:15:25,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-11-17 04:15:25,705 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:15:25,705 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 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] [2021-11-17 04:15:25,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 04:15:25,706 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:15:25,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:15:25,706 INFO L85 PathProgramCache]: Analyzing trace with hash 965812908, now seen corresponding path program 1 times [2021-11-17 04:15:25,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:15:25,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706477196] [2021-11-17 04:15:25,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:15:25,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:15:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:15:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:15:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:15:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:15:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:15:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:15:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:15:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:15:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:15:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:15:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:15:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:15:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:15:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:15:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:15:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:15:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:15:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:15:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:15:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:15:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:15:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:15:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:15:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:15:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:15:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:15:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:15:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:15:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:15:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:15:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 04:15:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-11-17 04:15:27,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:15:27,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706477196] [2021-11-17 04:15:27,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706477196] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:15:27,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:15:27,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:15:27,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277320240] [2021-11-17 04:15:27,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:15:27,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:15:27,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:15:27,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:15:27,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:15:27,347 INFO L87 Difference]: Start difference. First operand 24536 states and 36118 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:29,541 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:31,620 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:36,554 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:38,585 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:43,234 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:45,966 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:49,750 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:51,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:15:53,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:15:53,126 INFO L93 Difference]: Finished difference Result 27821 states and 41606 transitions. [2021-11-17 04:15:53,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 04:15:53,126 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 532 [2021-11-17 04:15:53,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:15:53,203 INFO L225 Difference]: With dead ends: 27821 [2021-11-17 04:15:53,204 INFO L226 Difference]: Without dead ends: 27817 [2021-11-17 04:15:53,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-17 04:15:53,214 INFO L933 BasicCegarLoop]: 7391 mSDtfsCounter, 11584 mSDsluCounter, 7360 mSDsCounter, 0 mSdLazyCounter, 4686 mSolverCounterSat, 4416 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12197 SdHoareTripleChecker+Valid, 14751 SdHoareTripleChecker+Invalid, 9108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4416 IncrementalHoareTripleChecker+Valid, 4686 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2021-11-17 04:15:53,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12197 Valid, 14751 Invalid, 9108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4416 Valid, 4686 Invalid, 6 Unknown, 0 Unchecked, 24.9s Time] [2021-11-17 04:15:53,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27817 states. [2021-11-17 04:15:54,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27817 to 25090. [2021-11-17 04:15:54,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25090 states, 18784 states have (on average 1.3831984667802386) internal successors, (25982), 19167 states have internal predecessors, (25982), 5278 states have call successors, (5278), 979 states have call predecessors, (5278), 1027 states have return successors, (5499), 5221 states have call predecessors, (5499), 5276 states have call successors, (5499) [2021-11-17 04:15:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25090 states to 25090 states and 36759 transitions. [2021-11-17 04:15:54,140 INFO L78 Accepts]: Start accepts. Automaton has 25090 states and 36759 transitions. Word has length 532 [2021-11-17 04:15:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:15:54,141 INFO L470 AbstractCegarLoop]: Abstraction has 25090 states and 36759 transitions. [2021-11-17 04:15:54,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 25090 states and 36759 transitions. [2021-11-17 04:15:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-17 04:15:54,152 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:15:54,152 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 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] [2021-11-17 04:15:54,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 04:15:54,153 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:15:54,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:15:54,153 INFO L85 PathProgramCache]: Analyzing trace with hash -126559807, now seen corresponding path program 1 times [2021-11-17 04:15:54,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:15:54,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347036789] [2021-11-17 04:15:54,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:15:54,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:15:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:15:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:54,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:54,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:54,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:15:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:15:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:15:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:15:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:15:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:15:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:15:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:15:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:15:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:15:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:15:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:15:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:15:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:15:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:15:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:15:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:15:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:15:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:15:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:15:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:15:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:15:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:15:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:15:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:15:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:15:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:15:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:15:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:15:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:15:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:15:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 04:15:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:15:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-11-17 04:15:55,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:15:55,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347036789] [2021-11-17 04:15:55,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347036789] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:15:55,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:15:55,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 04:15:55,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804132981] [2021-11-17 04:15:55,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:15:55,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 04:15:55,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:15:55,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 04:15:55,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 04:15:55,752 INFO L87 Difference]: Start difference. First operand 25090 states and 36759 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:15:57,952 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:02,361 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:06,244 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:07,671 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:09,694 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:11,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:15,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:16,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:16:16,502 INFO L93 Difference]: Finished difference Result 27817 states and 41598 transitions. [2021-11-17 04:16:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 04:16:16,503 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 533 [2021-11-17 04:16:16,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:16:16,605 INFO L225 Difference]: With dead ends: 27817 [2021-11-17 04:16:16,606 INFO L226 Difference]: Without dead ends: 27765 [2021-11-17 04:16:16,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-17 04:16:16,637 INFO L933 BasicCegarLoop]: 7368 mSDtfsCounter, 13271 mSDsluCounter, 3978 mSDsCounter, 0 mSdLazyCounter, 2675 mSolverCounterSat, 5829 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13949 SdHoareTripleChecker+Valid, 11346 SdHoareTripleChecker+Invalid, 8509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5829 IncrementalHoareTripleChecker+Valid, 2675 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2021-11-17 04:16:16,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13949 Valid, 11346 Invalid, 8509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5829 Valid, 2675 Invalid, 5 Unknown, 0 Unchecked, 19.9s Time] [2021-11-17 04:16:16,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27765 states. [2021-11-17 04:16:17,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27765 to 25040. [2021-11-17 04:16:17,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25040 states, 18747 states have (on average 1.383047954339361) internal successors, (25928), 19126 states have internal predecessors, (25928), 5265 states have call successors, (5265), 979 states have call predecessors, (5265), 1027 states have return successors, (5487), 5212 states have call predecessors, (5487), 5264 states have call successors, (5487) [2021-11-17 04:16:17,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25040 states to 25040 states and 36680 transitions. [2021-11-17 04:16:17,676 INFO L78 Accepts]: Start accepts. Automaton has 25040 states and 36680 transitions. Word has length 533 [2021-11-17 04:16:17,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:16:17,677 INFO L470 AbstractCegarLoop]: Abstraction has 25040 states and 36680 transitions. [2021-11-17 04:16:17,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-17 04:16:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 25040 states and 36680 transitions. [2021-11-17 04:16:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2021-11-17 04:16:17,732 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:16:17,732 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 04:16:17,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-17 04:16:17,733 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:16:17,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:16:17,733 INFO L85 PathProgramCache]: Analyzing trace with hash -431711378, now seen corresponding path program 1 times [2021-11-17 04:16:17,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:16:17,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240192459] [2021-11-17 04:16:17,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:16:17,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:16:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:16:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:16:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:16:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:16:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:16:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:16:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:16:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:16:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:16:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:16:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:16:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:16:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:16:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:16:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:16:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:16:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:16:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:16:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:16:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:18,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:16:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:16:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:16:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:16:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:16:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:16:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:16:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:16:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:16:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:16:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:16:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 04:16:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-17 04:16:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 04:16:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 04:16:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:16:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 04:16:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 04:16:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 04:16:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:16:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:16:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 04:16:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 04:16:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 04:16:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-17 04:16:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2021-11-17 04:16:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2021-11-17 04:16:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2021-11-17 04:16:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2021-11-17 04:16:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2021-11-17 04:16:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 741 [2021-11-17 04:16:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2021-11-17 04:16:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2021-11-17 04:16:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2021-11-17 04:16:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2021-11-17 04:16:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2021-11-17 04:16:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2021-11-17 04:16:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2021-11-17 04:16:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:16:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6582 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6574 trivial. 0 not checked. [2021-11-17 04:16:19,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:16:19,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240192459] [2021-11-17 04:16:19,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240192459] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:16:19,629 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:16:19,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-17 04:16:19,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709146828] [2021-11-17 04:16:19,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:16:19,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 04:16:19,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:16:19,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 04:16:19,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:16:19,631 INFO L87 Difference]: Start difference. First operand 25040 states and 36680 transitions. Second operand has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-17 04:16:21,831 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:23,900 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:25,974 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:38,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:39,697 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:41,720 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:43,765 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:53,890 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:16:59,667 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:11,139 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:13,174 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:13,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:17:13,517 INFO L93 Difference]: Finished difference Result 65868 states and 98604 transitions. [2021-11-17 04:17:13,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-17 04:17:13,518 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 799 [2021-11-17 04:17:13,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:17:13,735 INFO L225 Difference]: With dead ends: 65868 [2021-11-17 04:17:13,735 INFO L226 Difference]: Without dead ends: 43950 [2021-11-17 04:17:13,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2021-11-17 04:17:13,828 INFO L933 BasicCegarLoop]: 13349 mSDtfsCounter, 17974 mSDsluCounter, 18200 mSDsCounter, 0 mSdLazyCounter, 20782 mSolverCounterSat, 12094 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19038 SdHoareTripleChecker+Valid, 31549 SdHoareTripleChecker+Invalid, 32884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12094 IncrementalHoareTripleChecker+Valid, 20782 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.8s IncrementalHoareTripleChecker+Time [2021-11-17 04:17:13,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19038 Valid, 31549 Invalid, 32884 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12094 Valid, 20782 Invalid, 8 Unknown, 0 Unchecked, 51.8s Time] [2021-11-17 04:17:13,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43950 states. [2021-11-17 04:17:15,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43950 to 35274. [2021-11-17 04:17:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35274 states, 26416 states have (on average 1.3840854027861902) internal successors, (36562), 26956 states have internal predecessors, (36562), 7432 states have call successors, (7432), 1377 states have call predecessors, (7432), 1425 states have return successors, (7761), 7330 states have call predecessors, (7761), 7431 states have call successors, (7761) [2021-11-17 04:17:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35274 states to 35274 states and 51755 transitions. [2021-11-17 04:17:15,520 INFO L78 Accepts]: Start accepts. Automaton has 35274 states and 51755 transitions. Word has length 799 [2021-11-17 04:17:15,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:17:15,521 INFO L470 AbstractCegarLoop]: Abstraction has 35274 states and 51755 transitions. [2021-11-17 04:17:15,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-17 04:17:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35274 states and 51755 transitions. [2021-11-17 04:17:15,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2021-11-17 04:17:15,587 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:17:15,587 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 04:17:15,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-17 04:17:15,588 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:17:15,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:17:15,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1520154538, now seen corresponding path program 1 times [2021-11-17 04:17:15,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:17:15,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294260211] [2021-11-17 04:17:15,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:17:15,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:17:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:17:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:17:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:17:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:17:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:17:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:17:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:17:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:17:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:17:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:17:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:17:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:17:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:17:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:17:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:17:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:17:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:17:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:17:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:17:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:17:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:17:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:17:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:17:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:17:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:17:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:17:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:17:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:17:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:17:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:16,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:17:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 04:17:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-17 04:17:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 04:17:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 04:17:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:17:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 04:17:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 04:17:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 04:17:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 04:17:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 04:17:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 04:17:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-11-17 04:17:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-11-17 04:17:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-11-17 04:17:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2021-11-17 04:17:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 734 [2021-11-17 04:17:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 741 [2021-11-17 04:17:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2021-11-17 04:17:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2021-11-17 04:17:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2021-11-17 04:17:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2021-11-17 04:17:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2021-11-17 04:17:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-11-17 04:17:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2021-11-17 04:17:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 804 [2021-11-17 04:17:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6600 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6592 trivial. 0 not checked. [2021-11-17 04:17:17,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:17:17,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294260211] [2021-11-17 04:17:17,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294260211] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 04:17:17,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885001396] [2021-11-17 04:17:17,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:17:17,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 04:17:17,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 04:17:17,329 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 04:17:17,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-17 04:17:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:20,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 21451 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 04:17:20,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 04:17:21,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6600 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6596 trivial. 0 not checked. [2021-11-17 04:17:21,713 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 04:17:21,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885001396] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:17:21,713 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 04:17:21,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2021-11-17 04:17:21,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672512058] [2021-11-17 04:17:21,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:17:21,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 04:17:21,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:17:21,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 04:17:21,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:17:21,715 INFO L87 Difference]: Start difference. First operand 35274 states and 51755 transitions. Second operand has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-17 04:17:22,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:17:22,624 INFO L93 Difference]: Finished difference Result 67432 states and 99364 transitions. [2021-11-17 04:17:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 04:17:22,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 815 [2021-11-17 04:17:22,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:17:22,789 INFO L225 Difference]: With dead ends: 67432 [2021-11-17 04:17:22,789 INFO L226 Difference]: Without dead ends: 35280 [2021-11-17 04:17:22,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1063 GetRequests, 1055 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:17:22,913 INFO L933 BasicCegarLoop]: 7866 mSDtfsCounter, 0 mSDsluCounter, 7859 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15725 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 04:17:22,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 15725 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 04:17:22,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35280 states. [2021-11-17 04:17:24,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35280 to 35274. [2021-11-17 04:17:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35274 states, 26416 states have (on average 1.3834039975772259) internal successors, (36544), 26956 states have internal predecessors, (36544), 7432 states have call successors, (7432), 1377 states have call predecessors, (7432), 1425 states have return successors, (7761), 7330 states have call predecessors, (7761), 7431 states have call successors, (7761) [2021-11-17 04:17:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35274 states to 35274 states and 51737 transitions. [2021-11-17 04:17:24,329 INFO L78 Accepts]: Start accepts. Automaton has 35274 states and 51737 transitions. Word has length 815 [2021-11-17 04:17:24,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:17:24,330 INFO L470 AbstractCegarLoop]: Abstraction has 35274 states and 51737 transitions. [2021-11-17 04:17:24,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-17 04:17:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 35274 states and 51737 transitions. [2021-11-17 04:17:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2021-11-17 04:17:24,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:17:24,391 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 04:17:24,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-17 04:17:24,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-17 04:17:24,599 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:17:24,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:17:24,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1853089644, now seen corresponding path program 1 times [2021-11-17 04:17:24,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:17:24,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206615541] [2021-11-17 04:17:24,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:17:24,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:17:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:17:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:17:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:17:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:17:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:17:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:17:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:17:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:17:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:17:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:17:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:17:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:17:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:17:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:17:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:17:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:17:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:17:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:17:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:17:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:17:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:17:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:17:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:17:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:17:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:17:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:17:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:25,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:17:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:17:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:17:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:17:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 04:17:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-17 04:17:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 04:17:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 04:17:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:17:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 04:17:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 04:17:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 04:17:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:17:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:17:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 04:17:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 04:17:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 04:17:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-11-17 04:17:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-11-17 04:17:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2021-11-17 04:17:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2021-11-17 04:17:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2021-11-17 04:17:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 747 [2021-11-17 04:17:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2021-11-17 04:17:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 774 [2021-11-17 04:17:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2021-11-17 04:17:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2021-11-17 04:17:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 795 [2021-11-17 04:17:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2021-11-17 04:17:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2021-11-17 04:17:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2021-11-17 04:17:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:17:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6609 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6609 trivial. 0 not checked. [2021-11-17 04:17:26,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:17:26,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206615541] [2021-11-17 04:17:26,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206615541] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:17:26,433 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:17:26,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-17 04:17:26,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626217791] [2021-11-17 04:17:26,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:17:26,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 04:17:26,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:17:26,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 04:17:26,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:17:26,435 INFO L87 Difference]: Start difference. First operand 35274 states and 51737 transitions. Second operand has 10 states, 10 states have (on average 24.5) internal successors, (245), 3 states have internal predecessors, (245), 2 states have call successors, (68), 9 states have call predecessors, (68), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-17 04:17:28,644 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:30,739 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:32,815 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:40,306 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:47,054 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:48,131 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:50,158 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:52,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:54,416 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:17:56,449 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:18:02,197 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:18:03,674 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 04:18:07,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 04:18:07,788 INFO L93 Difference]: Finished difference Result 76031 states and 113897 transitions. [2021-11-17 04:18:07,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-17 04:18:07,788 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 24.5) internal successors, (245), 3 states have internal predecessors, (245), 2 states have call successors, (68), 9 states have call predecessors, (68), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 824 [2021-11-17 04:18:07,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 04:18:07,987 INFO L225 Difference]: With dead ends: 76031 [2021-11-17 04:18:07,987 INFO L226 Difference]: Without dead ends: 43879 [2021-11-17 04:18:08,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-17 04:18:08,110 INFO L933 BasicCegarLoop]: 6957 mSDtfsCounter, 15182 mSDsluCounter, 10754 mSDsCounter, 0 mSdLazyCounter, 11367 mSolverCounterSat, 11275 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15756 SdHoareTripleChecker+Valid, 17711 SdHoareTripleChecker+Invalid, 22651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11275 IncrementalHoareTripleChecker+Valid, 11367 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2021-11-17 04:18:08,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15756 Valid, 17711 Invalid, 22651 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11275 Valid, 11367 Invalid, 9 Unknown, 0 Unchecked, 39.4s Time] [2021-11-17 04:18:08,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43879 states. [2021-11-17 04:18:09,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43879 to 35262. [2021-11-17 04:18:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35262 states, 26404 states have (on average 1.38312376912589) internal successors, (36520), 26944 states have internal predecessors, (36520), 7432 states have call successors, (7432), 1377 states have call predecessors, (7432), 1425 states have return successors, (7761), 7330 states have call predecessors, (7761), 7431 states have call successors, (7761) [2021-11-17 04:18:09,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35262 states to 35262 states and 51713 transitions. [2021-11-17 04:18:09,720 INFO L78 Accepts]: Start accepts. Automaton has 35262 states and 51713 transitions. Word has length 824 [2021-11-17 04:18:09,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 04:18:09,721 INFO L470 AbstractCegarLoop]: Abstraction has 35262 states and 51713 transitions. [2021-11-17 04:18:09,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 24.5) internal successors, (245), 3 states have internal predecessors, (245), 2 states have call successors, (68), 9 states have call predecessors, (68), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-17 04:18:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35262 states and 51713 transitions. [2021-11-17 04:18:09,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2021-11-17 04:18:09,781 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 04:18:09,782 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-17 04:18:09,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-17 04:18:09,782 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 04:18:09,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 04:18:09,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1551431943, now seen corresponding path program 1 times [2021-11-17 04:18:09,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 04:18:09,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868601498] [2021-11-17 04:18:09,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 04:18:09,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 04:18:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:18:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 04:18:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 04:18:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 04:18:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-17 04:18:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 04:18:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 04:18:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 04:18:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 04:18:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 04:18:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-17 04:18:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-17 04:18:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 04:18:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 04:18:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-17 04:18:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 04:18:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-17 04:18:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 04:18:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-11-17 04:18:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 04:18:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 04:18:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:10,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 04:18:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 04:18:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 04:18:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 04:18:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 04:18:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-11-17 04:18:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-11-17 04:18:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 04:18:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 04:18:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 04:18:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-17 04:18:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 04:18:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 04:18:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 04:18:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 04:18:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 04:18:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 04:18:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 04:18:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 04:18:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 04:18:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 04:18:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 04:18:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-11-17 04:18:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-11-17 04:18:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2021-11-17 04:18:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2021-11-17 04:18:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2021-11-17 04:18:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2021-11-17 04:18:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2021-11-17 04:18:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 771 [2021-11-17 04:18:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2021-11-17 04:18:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2021-11-17 04:18:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 794 [2021-11-17 04:18:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2021-11-17 04:18:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2021-11-17 04:18:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2021-11-17 04:18:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 818 [2021-11-17 04:18:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 04:18:11,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6633 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6633 trivial. 0 not checked. [2021-11-17 04:18:11,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 04:18:11,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868601498] [2021-11-17 04:18:11,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868601498] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 04:18:11,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 04:18:11,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-17 04:18:11,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020424067] [2021-11-17 04:18:11,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 04:18:11,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 04:18:11,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 04:18:11,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 04:18:11,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-17 04:18:11,511 INFO L87 Difference]: Start difference. First operand 35262 states and 51713 transitions. Second operand has 10 states, 10 states have (on average 24.1) internal successors, (241), 3 states have internal predecessors, (241), 2 states have call successors, (69), 9 states have call predecessors, (69), 1 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Killed by 15