./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash abeeab492b640654fe55aa04dc4f56985d1437aed7a22f3a0d2f5e29c1d87ba8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:15:11,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:15:11,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:15:11,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:15:11,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:15:11,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:15:11,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:15:11,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:15:11,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:15:11,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:15:11,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:15:11,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:15:11,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:15:11,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:15:11,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:15:11,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:15:11,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:15:11,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:15:11,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:15:11,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:15:11,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:15:11,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:15:11,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:15:11,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:15:11,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:15:11,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:15:11,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:15:11,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:15:11,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:15:11,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:15:11,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:15:11,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:15:11,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:15:11,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:15:11,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:15:11,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:15:11,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:15:11,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:15:11,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:15:11,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:15:11,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:15:11,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:15:11,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:15:11,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:15:11,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:15:11,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:15:11,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:15:11,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:15:11,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:15:11,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:15:11,463 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:15:11,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:15:11,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:15:11,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:15:11,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:15:11,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:15:11,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:15:11,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:15:11,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:15:11,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:15:11,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:15:11,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:15:11,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:15:11,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:15:11,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:15:11,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:15:11,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:15:11,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:15:11,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:15:11,468 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:15:11,468 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:15:11,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:15:11,468 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abeeab492b640654fe55aa04dc4f56985d1437aed7a22f3a0d2f5e29c1d87ba8 [2021-12-28 05:15:11,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:15:11,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:15:11,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:15:11,795 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:15:11,796 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:15:11,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2021-12-28 05:15:11,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac84f8a7/58fae65960c642a6a552e7bd92a90f4b/FLAGddf383ecf [2021-12-28 05:15:12,760 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:15:12,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2021-12-28 05:15:12,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac84f8a7/58fae65960c642a6a552e7bd92a90f4b/FLAGddf383ecf [2021-12-28 05:15:12,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac84f8a7/58fae65960c642a6a552e7bd92a90f4b [2021-12-28 05:15:12,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:15:12,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:15:12,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:15:12,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:15:12,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:15:12,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:15:12" (1/1) ... [2021-12-28 05:15:12,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101f7743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:12, skipping insertion in model container [2021-12-28 05:15:12,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:15:12" (1/1) ... [2021-12-28 05:15:12,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:15:13,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:15:16,014 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406186,406199] [2021-12-28 05:15:16,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406333,406346] [2021-12-28 05:15:16,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406472,406485] [2021-12-28 05:15:16,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406630,406643] [2021-12-28 05:15:16,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:15:16,110 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:15:16,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406186,406199] [2021-12-28 05:15:16,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406333,406346] [2021-12-28 05:15:16,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406472,406485] [2021-12-28 05:15:16,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406630,406643] [2021-12-28 05:15:16,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:15:16,644 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:15:16,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16 WrapperNode [2021-12-28 05:15:16,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:15:16,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:15:16,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:15:16,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:15:16,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:16,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,001 INFO L137 Inliner]: procedures = 430, calls = 2495, calls flagged for inlining = 233, calls inlined = 225, statements flattened = 6734 [2021-12-28 05:15:17,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:15:17,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:15:17,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:15:17,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:15:17,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:15:17,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:15:17,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:15:17,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:15:17,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (1/1) ... [2021-12-28 05:15:17,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:15:17,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:15:17,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 05:15:17,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 05:15:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2021-12-28 05:15:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2021-12-28 05:15:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:15:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:15:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-28 05:15:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-28 05:15:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2021-12-28 05:15:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2021-12-28 05:15:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:15:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:15:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 05:15:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 05:15:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2021-12-28 05:15:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2021-12-28 05:15:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 05:15:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 05:15:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2021-12-28 05:15:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2021-12-28 05:15:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-28 05:15:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-28 05:15:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2021-12-28 05:15:17,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2021-12-28 05:15:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 05:15:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 05:15:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2021-12-28 05:15:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2021-12-28 05:15:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2021-12-28 05:15:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2021-12-28 05:15:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2021-12-28 05:15:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2021-12-28 05:15:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:15:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:15:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2021-12-28 05:15:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2021-12-28 05:15:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-28 05:15:17,480 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-28 05:15:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:15:17,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:15:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2021-12-28 05:15:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2021-12-28 05:15:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2021-12-28 05:15:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2021-12-28 05:15:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:15:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-12-28 05:15:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-12-28 05:15:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2021-12-28 05:15:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2021-12-28 05:15:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 05:15:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 05:15:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 05:15:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 05:15:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2021-12-28 05:15:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2021-12-28 05:15:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2021-12-28 05:15:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2021-12-28 05:15:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-28 05:15:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-28 05:15:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:15:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 05:15:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 05:15:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 05:15:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 05:15:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:15:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:15:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:15:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:15:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 05:15:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 05:15:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:15:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:15:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 05:15:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 05:15:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 05:15:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 05:15:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2021-12-28 05:15:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2021-12-28 05:15:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:15:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:15:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2021-12-28 05:15:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2021-12-28 05:15:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2021-12-28 05:15:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2021-12-28 05:15:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2021-12-28 05:15:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2021-12-28 05:15:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2021-12-28 05:15:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2021-12-28 05:15:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 05:15:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 05:15:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 05:15:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 05:15:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 05:15:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 05:15:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2021-12-28 05:15:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2021-12-28 05:15:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2021-12-28 05:15:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2021-12-28 05:15:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2021-12-28 05:15:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2021-12-28 05:15:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:15:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 05:15:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 05:15:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:15:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:15:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2021-12-28 05:15:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2021-12-28 05:15:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-28 05:15:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-28 05:15:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-28 05:15:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-28 05:15:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:15:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:15:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:15:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 05:15:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 05:15:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2021-12-28 05:15:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2021-12-28 05:15:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:15:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-28 05:15:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-28 05:15:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:15:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:15:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2021-12-28 05:15:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2021-12-28 05:15:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:15:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:15:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-28 05:15:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-28 05:15:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2021-12-28 05:15:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2021-12-28 05:15:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2021-12-28 05:15:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2021-12-28 05:15:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2021-12-28 05:15:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2021-12-28 05:15:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2021-12-28 05:15:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2021-12-28 05:15:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 05:15:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 05:15:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:15:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:15:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2021-12-28 05:15:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2021-12-28 05:15:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2021-12-28 05:15:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2021-12-28 05:15:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:15:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:15:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2021-12-28 05:15:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2021-12-28 05:15:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2021-12-28 05:15:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2021-12-28 05:15:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2021-12-28 05:15:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2021-12-28 05:15:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-28 05:15:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-28 05:15:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2021-12-28 05:15:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2021-12-28 05:15:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2021-12-28 05:15:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2021-12-28 05:15:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 05:15:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 05:15:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:15:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:15:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:15:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:15:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2021-12-28 05:15:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2021-12-28 05:15:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2021-12-28 05:15:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2021-12-28 05:15:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 05:15:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 05:15:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-28 05:15:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-28 05:15:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2021-12-28 05:15:17,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2021-12-28 05:15:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 05:15:17,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 05:15:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2021-12-28 05:15:17,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2021-12-28 05:15:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 05:15:17,513 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 05:15:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:15:17,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:15:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2021-12-28 05:15:17,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2021-12-28 05:15:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2021-12-28 05:15:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2021-12-28 05:15:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 05:15:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 05:15:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-28 05:15:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-28 05:15:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-28 05:15:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-28 05:15:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:15:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 05:15:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 05:15:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2021-12-28 05:15:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2021-12-28 05:15:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2021-12-28 05:15:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2021-12-28 05:15:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2021-12-28 05:15:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2021-12-28 05:15:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:15:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-28 05:15:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-28 05:15:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2021-12-28 05:15:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2021-12-28 05:15:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2021-12-28 05:15:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2021-12-28 05:15:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2021-12-28 05:15:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2021-12-28 05:15:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:15:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:15:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:15:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2021-12-28 05:15:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2021-12-28 05:15:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 05:15:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 05:15:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 05:15:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 05:15:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2021-12-28 05:15:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2021-12-28 05:15:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-28 05:15:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-28 05:15:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:15:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:15:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-28 05:15:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-28 05:15:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:15:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:15:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-28 05:15:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-28 05:15:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 05:15:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 05:15:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2021-12-28 05:15:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2021-12-28 05:15:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2021-12-28 05:15:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2021-12-28 05:15:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2021-12-28 05:15:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2021-12-28 05:15:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 05:15:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 05:15:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:15:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:15:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:15:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2021-12-28 05:15:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2021-12-28 05:15:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:15:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:15:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:15:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:15:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 05:15:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 05:15:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2021-12-28 05:15:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2021-12-28 05:15:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:15:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:15:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2021-12-28 05:15:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2021-12-28 05:15:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:15:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:15:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2021-12-28 05:15:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2021-12-28 05:15:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2021-12-28 05:15:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2021-12-28 05:15:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-28 05:15:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-28 05:15:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2021-12-28 05:15:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2021-12-28 05:15:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2021-12-28 05:15:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2021-12-28 05:15:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:15:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:15:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-28 05:15:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-28 05:15:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2021-12-28 05:15:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2021-12-28 05:15:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:15:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:15:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:15:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2021-12-28 05:15:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2021-12-28 05:15:18,504 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:15:18,507 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:15:18,653 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:15:28,265 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:15:28,401 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:15:28,422 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:15:28,422 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-28 05:15:28,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:15:28 BoogieIcfgContainer [2021-12-28 05:15:28,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:15:28,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:15:28,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:15:28,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:15:28,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:15:12" (1/3) ... [2021-12-28 05:15:28,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4395c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:15:28, skipping insertion in model container [2021-12-28 05:15:28,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:15:16" (2/3) ... [2021-12-28 05:15:28,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4395c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:15:28, skipping insertion in model container [2021-12-28 05:15:28,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:15:28" (3/3) ... [2021-12-28 05:15:28,434 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2021-12-28 05:15:28,439 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:15:28,440 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-28 05:15:28,503 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:15:28,510 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 05:15:28,512 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-28 05:15:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 2485 states, 1652 states have (on average 1.2778450363196125) internal successors, (2111), 1700 states have internal predecessors, (2111), 704 states have call successors, (704), 132 states have call predecessors, (704), 131 states have return successors, (695), 689 states have call predecessors, (695), 695 states have call successors, (695) [2021-12-28 05:15:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-12-28 05:15:28,612 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:15:28,613 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:15:28,614 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:15:28,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:15:28,619 INFO L85 PathProgramCache]: Analyzing trace with hash -206395970, now seen corresponding path program 1 times [2021-12-28 05:15:28,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:15:28,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788543635] [2021-12-28 05:15:28,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:15:28,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:15:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:15:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:15:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:15:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:15:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:15:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:15:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:15:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:15:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:15:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:15:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:15:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:15:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:15:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:15:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:15:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-28 05:15:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-28 05:15:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-28 05:15:29,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:15:29,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788543635] [2021-12-28 05:15:29,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788543635] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:15:29,820 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:15:29,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:15:29,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474546763] [2021-12-28 05:15:29,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:15:29,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:15:29,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:15:29,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:15:29,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:15:29,861 INFO L87 Difference]: Start difference. First operand has 2485 states, 1652 states have (on average 1.2778450363196125) internal successors, (2111), 1700 states have internal predecessors, (2111), 704 states have call successors, (704), 132 states have call predecessors, (704), 131 states have return successors, (695), 689 states have call predecessors, (695), 695 states have call successors, (695) Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-28 05:15:34,761 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 05:15:40,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:15:40,769 INFO L93 Difference]: Finished difference Result 7877 states and 11405 transitions. [2021-12-28 05:15:40,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:15:40,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 192 [2021-12-28 05:15:40,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:15:40,939 INFO L225 Difference]: With dead ends: 7877 [2021-12-28 05:15:40,940 INFO L226 Difference]: Without dead ends: 5411 [2021-12-28 05:15:40,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:15:40,970 INFO L933 BasicCegarLoop]: 3757 mSDtfsCounter, 4744 mSDsluCounter, 3349 mSDsCounter, 0 mSdLazyCounter, 3186 mSolverCounterSat, 2422 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5395 SdHoareTripleChecker+Valid, 7106 SdHoareTripleChecker+Invalid, 5609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2422 IncrementalHoareTripleChecker+Valid, 3186 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2021-12-28 05:15:40,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5395 Valid, 7106 Invalid, 5609 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2422 Valid, 3186 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2021-12-28 05:15:40,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5411 states. [2021-12-28 05:15:41,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5411 to 4807. [2021-12-28 05:15:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4807 states, 3199 states have (on average 1.2722725851828696) internal successors, (4070), 3282 states have internal predecessors, (4070), 1347 states have call successors, (1347), 260 states have call predecessors, (1347), 259 states have return successors, (1344), 1332 states have call predecessors, (1344), 1344 states have call successors, (1344) [2021-12-28 05:15:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4807 states to 4807 states and 6761 transitions. [2021-12-28 05:15:41,370 INFO L78 Accepts]: Start accepts. Automaton has 4807 states and 6761 transitions. Word has length 192 [2021-12-28 05:15:41,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:15:41,375 INFO L470 AbstractCegarLoop]: Abstraction has 4807 states and 6761 transitions. [2021-12-28 05:15:41,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-28 05:15:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 4807 states and 6761 transitions. [2021-12-28 05:15:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-12-28 05:15:41,390 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:15:41,390 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:15:41,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:15:41,392 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:15:41,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:15:41,392 INFO L85 PathProgramCache]: Analyzing trace with hash -564736885, now seen corresponding path program 1 times [2021-12-28 05:15:41,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:15:41,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293786112] [2021-12-28 05:15:41,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:15:41,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:15:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:15:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:15:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:15:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:15:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:15:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:15:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:15:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:15:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:15:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:15:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:15:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:15:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:15:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:15:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:15:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-28 05:15:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-28 05:15:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 05:15:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1038 trivial. 0 not checked. [2021-12-28 05:15:41,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:15:41,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293786112] [2021-12-28 05:15:41,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293786112] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:15:41,999 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:15:41,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 05:15:42,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636944188] [2021-12-28 05:15:42,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:15:42,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 05:15:42,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:15:42,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 05:15:42,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:15:42,003 INFO L87 Difference]: Start difference. First operand 4807 states and 6761 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-28 05:15:46,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 05:15:54,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:15:54,163 INFO L93 Difference]: Finished difference Result 13096 states and 18894 transitions. [2021-12-28 05:15:54,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 05:15:54,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 224 [2021-12-28 05:15:54,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:15:54,232 INFO L225 Difference]: With dead ends: 13096 [2021-12-28 05:15:54,233 INFO L226 Difference]: Without dead ends: 8324 [2021-12-28 05:15:54,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-28 05:15:54,263 INFO L933 BasicCegarLoop]: 3949 mSDtfsCounter, 5890 mSDsluCounter, 3598 mSDsCounter, 0 mSdLazyCounter, 4054 mSolverCounterSat, 4546 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6596 SdHoareTripleChecker+Valid, 7547 SdHoareTripleChecker+Invalid, 8601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4546 IncrementalHoareTripleChecker+Valid, 4054 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2021-12-28 05:15:54,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6596 Valid, 7547 Invalid, 8601 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4546 Valid, 4054 Invalid, 1 Unknown, 0 Unchecked, 11.5s Time] [2021-12-28 05:15:54,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8324 states. [2021-12-28 05:15:54,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8324 to 6860. [2021-12-28 05:15:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6860 states, 4551 states have (on average 1.2669742913645352) internal successors, (5766), 4667 states have internal predecessors, (5766), 1923 states have call successors, (1923), 384 states have call predecessors, (1923), 384 states have return successors, (1942), 1897 states have call predecessors, (1942), 1920 states have call successors, (1942) [2021-12-28 05:15:54,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 9631 transitions. [2021-12-28 05:15:54,703 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 9631 transitions. Word has length 224 [2021-12-28 05:15:54,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:15:54,704 INFO L470 AbstractCegarLoop]: Abstraction has 6860 states and 9631 transitions. [2021-12-28 05:15:54,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-28 05:15:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 9631 transitions. [2021-12-28 05:15:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-12-28 05:15:54,713 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:15:54,714 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 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] [2021-12-28 05:15:54,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 05:15:54,715 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:15:54,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:15:54,715 INFO L85 PathProgramCache]: Analyzing trace with hash -990434374, now seen corresponding path program 1 times [2021-12-28 05:15:54,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:15:54,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547999613] [2021-12-28 05:15:54,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:15:54,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:15:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:15:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:15:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:15:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:15:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:15:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:15:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:54,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:15:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:15:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:15:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:15:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:15:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:15:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:15:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:15:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:15:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-28 05:15:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-28 05:15:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-28 05:15:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-28 05:15:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-28 05:15:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-28 05:15:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-28 05:15:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-28 05:15:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:55,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2021-12-28 05:15:55,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:15:55,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547999613] [2021-12-28 05:15:55,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547999613] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:15:55,288 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:15:55,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:15:55,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357251191] [2021-12-28 05:15:55,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:15:55,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:15:55,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:15:55,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:15:55,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:15:55,290 INFO L87 Difference]: Start difference. First operand 6860 states and 9631 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-28 05:16:01,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:16:01,788 INFO L93 Difference]: Finished difference Result 17547 states and 24985 transitions. [2021-12-28 05:16:01,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:16:01,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 250 [2021-12-28 05:16:01,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:16:01,889 INFO L225 Difference]: With dead ends: 17547 [2021-12-28 05:16:01,889 INFO L226 Difference]: Without dead ends: 12884 [2021-12-28 05:16:01,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:16:01,925 INFO L933 BasicCegarLoop]: 5865 mSDtfsCounter, 3912 mSDsluCounter, 4293 mSDsCounter, 0 mSdLazyCounter, 3289 mSolverCounterSat, 1802 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4560 SdHoareTripleChecker+Valid, 10158 SdHoareTripleChecker+Invalid, 5091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1802 IncrementalHoareTripleChecker+Valid, 3289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-28 05:16:01,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4560 Valid, 10158 Invalid, 5091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1802 Valid, 3289 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-28 05:16:01,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12884 states. [2021-12-28 05:16:02,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12884 to 11389. [2021-12-28 05:16:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11389 states, 7562 states have (on average 1.268050780216874) internal successors, (9589), 7752 states have internal predecessors, (9589), 3186 states have call successors, (3186), 637 states have call predecessors, (3186), 639 states have return successors, (3227), 3149 states have call predecessors, (3227), 3183 states have call successors, (3227) [2021-12-28 05:16:02,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11389 states to 11389 states and 16002 transitions. [2021-12-28 05:16:02,594 INFO L78 Accepts]: Start accepts. Automaton has 11389 states and 16002 transitions. Word has length 250 [2021-12-28 05:16:02,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:16:02,596 INFO L470 AbstractCegarLoop]: Abstraction has 11389 states and 16002 transitions. [2021-12-28 05:16:02,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-28 05:16:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11389 states and 16002 transitions. [2021-12-28 05:16:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-12-28 05:16:02,606 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:16:02,607 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 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] [2021-12-28 05:16:02,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 05:16:02,607 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:16:02,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:16:02,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1124447880, now seen corresponding path program 1 times [2021-12-28 05:16:02,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:16:02,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474121678] [2021-12-28 05:16:02,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:16:02,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:16:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:16:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:16:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:16:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:16:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:16:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:16:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:02,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:16:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:16:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:16:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:16:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:16:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:16:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:16:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:16:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:16:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-28 05:16:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-28 05:16:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-28 05:16:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-28 05:16:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-28 05:16:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:16:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-28 05:16:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-28 05:16:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-28 05:16:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:16:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2021-12-28 05:16:03,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:16:03,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474121678] [2021-12-28 05:16:03,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474121678] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:16:03,279 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:16:03,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 05:16:03,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871260305] [2021-12-28 05:16:03,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:16:03,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 05:16:03,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:16:03,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 05:16:03,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:16:03,281 INFO L87 Difference]: Start difference. First operand 11389 states and 16002 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24)