./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.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 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:37:08,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:37:08,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:37:08,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:37:08,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:37:08,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:37:08,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:37:08,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:37:08,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:37:09,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:37:09,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:37:09,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:37:09,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:37:09,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:37:09,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:37:09,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:37:09,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:37:09,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:37:09,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:37:09,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:37:09,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:37:09,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:37:09,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:37:09,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:37:09,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:37:09,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:37:09,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:37:09,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:37:09,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:37:09,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:37:09,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:37:09,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:37:09,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:37:09,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:37:09,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:37:09,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:37:09,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:37:09,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:37:09,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:37:09,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:37:09,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:37:09,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:37:09,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:37:09,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:37:09,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:37:09,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:37:09,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:37:09,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:37:09,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:37:09,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:37:09,047 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:37:09,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:37:09,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:37:09,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:37:09,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:37:09,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:37:09,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:37:09,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:37:09,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:37:09,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:37:09,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:37:09,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:37:09,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:37:09,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:37:09,051 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:37:09,051 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:37:09,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:37:09,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:37:09,051 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2021-12-22 15:37:09,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:37:09,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:37:09,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:37:09,259 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:37:09,263 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:37:09,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2021-12-22 15:37:09,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d599104da/cebb3b5e89e14501a8f3e1264a59609c/FLAG64d90e906 [2021-12-22 15:37:10,037 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:37:10,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2021-12-22 15:37:10,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d599104da/cebb3b5e89e14501a8f3e1264a59609c/FLAG64d90e906 [2021-12-22 15:37:10,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d599104da/cebb3b5e89e14501a8f3e1264a59609c [2021-12-22 15:37:10,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:37:10,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:37:10,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:37:10,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:37:10,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:37:10,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:37:10" (1/1) ... [2021-12-22 15:37:10,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36daa04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:10, skipping insertion in model container [2021-12-22 15:37:10,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:37:10" (1/1) ... [2021-12-22 15:37:10,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:37:10,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:37:14,710 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2021-12-22 15:37:14,712 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2021-12-22 15:37:14,713 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2021-12-22 15:37:14,713 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2021-12-22 15:37:14,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:37:14,824 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:37:15,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2021-12-22 15:37:15,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2021-12-22 15:37:15,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2021-12-22 15:37:15,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2021-12-22 15:37:15,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:37:15,402 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:37:15,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15 WrapperNode [2021-12-22 15:37:15,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:37:15,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:37:15,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:37:15,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:37:15,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:15,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:15,803 INFO L137 Inliner]: procedures = 472, calls = 6567, calls flagged for inlining = 277, calls inlined = 258, statements flattened = 16268 [2021-12-22 15:37:15,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:37:15,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:37:15,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:37:15,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:37:15,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:15,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:15,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:15,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:16,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:16,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:16,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:16,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:37:16,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:37:16,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:37:16,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:37:16,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (1/1) ... [2021-12-22 15:37:16,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:37:16,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:37:16,360 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) [2021-12-22 15:37:16,421 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 [2021-12-22 15:37:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 15:37:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 15:37:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2021-12-22 15:37:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:37:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:37:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:37:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 15:37:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2021-12-22 15:37:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:37:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-22 15:37:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2021-12-22 15:37:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2021-12-22 15:37:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2021-12-22 15:37:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:37:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:37:16,471 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2021-12-22 15:37:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2021-12-22 15:37:16,471 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2021-12-22 15:37:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2021-12-22 15:37:16,471 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2021-12-22 15:37:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2021-12-22 15:37:16,471 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2021-12-22 15:37:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2021-12-22 15:37:16,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2021-12-22 15:37:16,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2021-12-22 15:37:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2021-12-22 15:37:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2021-12-22 15:37:16,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2021-12-22 15:37:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2021-12-22 15:37:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2021-12-22 15:37:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2021-12-22 15:37:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2021-12-22 15:37:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2021-12-22 15:37:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2021-12-22 15:37:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2021-12-22 15:37:16,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2021-12-22 15:37:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-22 15:37:16,478 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-22 15:37:17,725 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:37:17,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:37:18,018 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:37:37,510 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:37:40,021 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:37:40,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:37:40,063 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2021-12-22 15:37:40,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:37:40 BoogieIcfgContainer [2021-12-22 15:37:40,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:37:40,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:37:40,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:37:40,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:37:40,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:37:10" (1/3) ... [2021-12-22 15:37:40,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49857fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:37:40, skipping insertion in model container [2021-12-22 15:37:40,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:37:15" (2/3) ... [2021-12-22 15:37:40,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49857fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:37:40, skipping insertion in model container [2021-12-22 15:37:40,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:37:40" (3/3) ... [2021-12-22 15:37:40,077 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2021-12-22 15:37:40,081 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:37:40,081 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 15:37:40,132 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:37:40,136 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 [2021-12-22 15:37:40,137 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-22 15:37:40,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) [2021-12-22 15:37:40,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-12-22 15:37:40,235 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:37:40,236 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:37:40,236 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:37:40,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:37:40,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1114423871, now seen corresponding path program 1 times [2021-12-22 15:37:40,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:37:40,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833184175] [2021-12-22 15:37:40,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:37:40,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:37:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:37:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:37:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:37:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:37:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:37:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:37:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:37:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:37:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:37:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:37:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:37:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:37:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:37:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:37:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:37:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:37:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:37:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:37:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:37:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:37:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:37:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:37:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:37:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:37:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:37:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:37:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-22 15:37:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-22 15:37:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2021-12-22 15:37:41,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:37:41,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833184175] [2021-12-22 15:37:41,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833184175] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:37:41,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:37:41,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:37:41,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438089652] [2021-12-22 15:37:41,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:37:41,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:37:41,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:37:41,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:37:41,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:37:41,934 INFO L87 Difference]: Start difference. First operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-22 15:37:46,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:37:53,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:37:58,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:37:58,521 INFO L93 Difference]: Finished difference Result 12562 states and 19564 transitions. [2021-12-22 15:37:58,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:37:58,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 314 [2021-12-22 15:37:58,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:37:58,586 INFO L225 Difference]: With dead ends: 12562 [2021-12-22 15:37:58,586 INFO L226 Difference]: Without dead ends: 7253 [2021-12-22 15:37:58,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:37:58,628 INFO L933 BasicCegarLoop]: 6602 mSDtfsCounter, 7475 mSDsluCounter, 7929 mSDsCounter, 0 mSdLazyCounter, 3207 mSolverCounterSat, 3385 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8444 SdHoareTripleChecker+Valid, 14531 SdHoareTripleChecker+Invalid, 6594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3385 IncrementalHoareTripleChecker+Valid, 3207 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2021-12-22 15:37:58,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8444 Valid, 14531 Invalid, 6594 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3385 Valid, 3207 Invalid, 2 Unknown, 0 Unchecked, 15.8s Time] [2021-12-22 15:37:58,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7253 states. [2021-12-22 15:37:58,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7253 to 7153. [2021-12-22 15:37:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 5123 states have (on average 1.3495998438414991) internal successors, (6914), 5218 states have internal predecessors, (6914), 1823 states have call successors, (1823), 206 states have call predecessors, (1823), 205 states have return successors, (1820), 1770 states have call predecessors, (1820), 1820 states have call successors, (1820) [2021-12-22 15:37:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 10557 transitions. [2021-12-22 15:37:59,047 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 10557 transitions. Word has length 314 [2021-12-22 15:37:59,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:37:59,050 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 10557 transitions. [2021-12-22 15:37:59,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-22 15:37:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 10557 transitions. [2021-12-22 15:37:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-12-22 15:37:59,060 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:37:59,061 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:37:59,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:37:59,061 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:37:59,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:37:59,062 INFO L85 PathProgramCache]: Analyzing trace with hash -130859928, now seen corresponding path program 1 times [2021-12-22 15:37:59,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:37:59,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880197756] [2021-12-22 15:37:59,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:37:59,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:37:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:37:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:37:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:37:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:37:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:37:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:37:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:37:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:37:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:37:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:37:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:37:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:37:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:37:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:37:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:37:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:37:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:37:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:37:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:37:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:37:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:37:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:37:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:37:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:37:59,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:37:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:38:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:38:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:38:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:38:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:38:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:38:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:38:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-22 15:38:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-22 15:38:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:38:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2021-12-22 15:38:00,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:38:00,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880197756] [2021-12-22 15:38:00,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880197756] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:38:00,117 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:38:00,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:38:00,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54247704] [2021-12-22 15:38:00,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:38:00,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:38:00,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:38:00,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:38:00,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:38:00,121 INFO L87 Difference]: Start difference. First operand 7153 states and 10557 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-22 15:38:03,671 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []