./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75d6ecf4631f26c7ec13db22e2a2052220f525ba1ac7420b6414b057d6abb772 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:35:39,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:35:39,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:35:39,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:35:39,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:35:39,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:35:39,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:35:39,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:35:39,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:35:39,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:35:39,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:35:39,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:35:39,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:35:39,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:35:39,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:35:39,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:35:39,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:35:39,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:35:39,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:35:39,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:35:39,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:35:39,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:35:39,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:35:39,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:35:39,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:35:39,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:35:39,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:35:39,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:35:39,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:35:39,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:35:39,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:35:39,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:35:39,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:35:39,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:35:39,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:35:39,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:35:39,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:35:39,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:35:39,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:35:39,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:35:39,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:35:39,703 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:35:39,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:35:39,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:35:39,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:35:39,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:35:39,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:35:39,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:35:39,732 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:35:39,732 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:35:39,733 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:35:39,733 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:35:39,733 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:35:39,734 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:35:39,734 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:35:39,734 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:35:39,735 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:35:39,735 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:35:39,736 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:35:39,736 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:35:39,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:35:39,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:35:39,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:35:39,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:35:39,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:35:39,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:35:39,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:35:39,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:35:39,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:35:39,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:35:39,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:35:39,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:39,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:35:39,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:35:39,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:35:39,742 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:35:39,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:35:39,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:35:39,743 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:35:39,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:35:39,744 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d6ecf4631f26c7ec13db22e2a2052220f525ba1ac7420b6414b057d6abb772 [2021-11-20 23:35:40,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:35:40,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:35:40,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:35:40,120 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:35:40,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:35:40,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-20 23:35:40,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/data/71747ffc7/1c3def4137704b2cb9ec0cea60a0712f/FLAG8bada3ff0 [2021-11-20 23:35:41,595 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:35:41,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-20 23:35:41,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/data/71747ffc7/1c3def4137704b2cb9ec0cea60a0712f/FLAG8bada3ff0 [2021-11-20 23:35:42,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/data/71747ffc7/1c3def4137704b2cb9ec0cea60a0712f [2021-11-20 23:35:42,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:35:42,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:35:42,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:42,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:35:42,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:35:42,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:42" (1/1) ... [2021-11-20 23:35:42,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73fcfba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:42, skipping insertion in model container [2021-11-20 23:35:42,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:42" (1/1) ... [2021-11-20 23:35:42,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:35:42,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:35:49,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615371,615384] [2021-11-20 23:35:49,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615516,615529] [2021-11-20 23:35:49,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:49,755 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:35:50,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615371,615384] [2021-11-20 23:35:50,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615516,615529] [2021-11-20 23:35:50,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:35:51,112 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:35:51,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51 WrapperNode [2021-11-20 23:35:51,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:35:51,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:51,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:35:51,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:35:51,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:51,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:51,697 INFO L137 Inliner]: procedures = 614, calls = 7019, calls flagged for inlining = 199, calls inlined = 182, statements flattened = 10390 [2021-11-20 23:35:51,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:35:51,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:35:51,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:35:51,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:35:51,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:51,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:51,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:51,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:52,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:52,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:52,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:52,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:35:52,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:35:52,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:35:52,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:35:52,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (1/1) ... [2021-11-20 23:35:52,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:35:52,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:35:52,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:35:52,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_365598c4-cc1a-4bae-8885-f062a88d63ed/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:35:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1295 [2021-11-20 23:35:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1295 [2021-11-20 23:35:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_write [2021-11-20 23:35:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_write [2021-11-20 23:35:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1293 [2021-11-20 23:35:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1293 [2021-11-20 23:35:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1298 [2021-11-20 23:35:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1298 [2021-11-20 23:35:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1296 [2021-11-20 23:35:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1296 [2021-11-20 23:35:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 23:35:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 23:35:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_conf_tx [2021-11-20 23:35:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_conf_tx [2021-11-20 23:35:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_kick_queue [2021-11-20 23:35:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_kick_queue [2021-11-20 23:35:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 23:35:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 23:35:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_addr [2021-11-20 23:35:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_addr [2021-11-20 23:35:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_filter [2021-11-20 23:35:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_filter [2021-11-20 23:35:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_stats [2021-11-20 23:35:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_stats [2021-11-20 23:35:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1093 [2021-11-20 23:35:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1093 [2021-11-20 23:35:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1091 [2021-11-20 23:35:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1091 [2021-11-20 23:35:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_start [2021-11-20 23:35:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_start [2021-11-20 23:35:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1097 [2021-11-20 23:35:52,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1097 [2021-11-20 23:35:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1095 [2021-11-20 23:35:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1095 [2021-11-20 23:35:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_806 [2021-11-20 23:35:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_806 [2021-11-20 23:35:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_807 [2021-11-20 23:35:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_807 [2021-11-20 23:35:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1099 [2021-11-20 23:35:52,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1099 [2021-11-20 23:35:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_805 [2021-11-20 23:35:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_805 [2021-11-20 23:35:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_811 [2021-11-20 23:35:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_811 [2021-11-20 23:35:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_812 [2021-11-20 23:35:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_812 [2021-11-20 23:35:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write [2021-11-20 23:35:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write [2021-11-20 23:35:52,685 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_uninitialize [2021-11-20 23:35:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_uninitialize [2021-11-20 23:35:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 23:35:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 23:35:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_817 [2021-11-20 23:35:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_817 [2021-11-20 23:35:52,687 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1089 [2021-11-20 23:35:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1089 [2021-11-20 23:35:52,687 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_818 [2021-11-20 23:35:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_818 [2021-11-20 23:35:52,688 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_819 [2021-11-20 23:35:52,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_819 [2021-11-20 23:35:52,689 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_813 [2021-11-20 23:35:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_813 [2021-11-20 23:35:52,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 23:35:52,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 23:35:52,689 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_820 [2021-11-20 23:35:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_820 [2021-11-20 23:35:52,690 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_702 [2021-11-20 23:35:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_702 [2021-11-20 23:35:52,690 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx_frames_pending [2021-11-20 23:35:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx_frames_pending [2021-11-20 23:35:52,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:35:52,691 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_probe_hw [2021-11-20 23:35:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_probe_hw [2021-11-20 23:35:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_watchdog [2021-11-20 23:35:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_watchdog [2021-11-20 23:35:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_flush [2021-11-20 23:35:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_flush [2021-11-20 23:35:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_sw [2021-11-20 23:35:52,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_sw [2021-11-20 23:35:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 23:35:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_bss_info_changed [2021-11-20 23:35:52,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_bss_info_changed [2021-11-20 23:35:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 23:35:52,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 23:35:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_get_tx_data_len [2021-11-20 23:35:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_get_tx_data_len [2021-11-20 23:35:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 23:35:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 23:35:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 23:35:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_queue_init [2021-11-20 23:35:52,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_queue_init [2021-11-20 23:35:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:35:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-20 23:35:52,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-20 23:35:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 23:35:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 23:35:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-20 23:35:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-20 23:35:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 23:35:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 23:35:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_187 [2021-11-20 23:35:52,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_187 [2021-11-20 23:35:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_186 [2021-11-20 23:35:52,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_186 [2021-11-20 23:35:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_159 [2021-11-20 23:35:52,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_159 [2021-11-20 23:35:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_stop_queue [2021-11-20 23:35:52,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_stop_queue [2021-11-20 23:35:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_start_queue [2021-11-20 23:35:52,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_start_queue [2021-11-20 23:35:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf [2021-11-20 23:35:52,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf [2021-11-20 23:35:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:35:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-20 23:35:52,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-20 23:35:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_set_device_state [2021-11-20 23:35:52,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_set_device_state [2021-11-20 23:35:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-20 23:35:52,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-20 23:35:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_161 [2021-11-20 23:35:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_161 [2021-11-20 23:35:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_160 [2021-11-20 23:35:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_160 [2021-11-20 23:35:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_283 [2021-11-20 23:35:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_283 [2021-11-20 23:35:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:35:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 23:35:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 23:35:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 23:35:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 23:35:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 23:35:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_link_stats [2021-11-20 23:35:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_link_stats [2021-11-20 23:35:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_fill_rxdone [2021-11-20 23:35:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_fill_rxdone [2021-11-20 23:35:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 23:35:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 23:35:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-20 23:35:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-20 23:35:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-20 23:35:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-20 23:35:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_write [2021-11-20 23:35:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_write [2021-11-20 23:35:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx [2021-11-20 23:35:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx [2021-11-20 23:35:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_195 [2021-11-20 23:35:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_195 [2021-11-20 23:35:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_disconnect [2021-11-20 23:35:52,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_disconnect [2021-11-20 23:35:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_add_interface [2021-11-20 23:35:52,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_add_interface [2021-11-20 23:35:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:35:52,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:35:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_tim [2021-11-20 23:35:52,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_tim [2021-11-20 23:35:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_write [2021-11-20 23:35:52,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_write [2021-11-20 23:35:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_clear_entry [2021-11-20 23:35:52,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_clear_entry [2021-11-20 23:35:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_213 [2021-11-20 23:35:52,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_213 [2021-11-20 23:35:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_ant [2021-11-20 23:35:52,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_ant [2021-11-20 23:35:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_218 [2021-11-20 23:35:52,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_218 [2021-11-20 23:35:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_217 [2021-11-20 23:35:52,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_217 [2021-11-20 23:35:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_576 [2021-11-20 23:35:52,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_576 [2021-11-20 23:35:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 23:35:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 23:35:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 23:35:52,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 23:35:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_572 [2021-11-20 23:35:52,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_572 [2021-11-20 23:35:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_resume [2021-11-20 23:35:52,725 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_resume [2021-11-20 23:35:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_stop [2021-11-20 23:35:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_stop [2021-11-20 23:35:52,726 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_219 [2021-11-20 23:35:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_219 [2021-11-20 23:35:52,726 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_key [2021-11-20 23:35:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_key [2021-11-20 23:35:52,726 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_585 [2021-11-20 23:35:52,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_585 [2021-11-20 23:35:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_586 [2021-11-20 23:35:52,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_586 [2021-11-20 23:35:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_465 [2021-11-20 23:35:52,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_465 [2021-11-20 23:35:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_multiwrite [2021-11-20 23:35:52,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_multiwrite [2021-11-20 23:35:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_467 [2021-11-20 23:35:52,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_467 [2021-11-20 23:35:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_584 [2021-11-20 23:35:52,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_584 [2021-11-20 23:35:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_220 [2021-11-20 23:35:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_220 [2021-11-20 23:35:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-20 23:35:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-20 23:35:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_549 [2021-11-20 23:35:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_549 [2021-11-20 23:35:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_798 [2021-11-20 23:35:52,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_798 [2021-11-20 23:35:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_436 [2021-11-20 23:35:52,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_436 [2021-11-20 23:35:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 23:35:52,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 23:35:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_558 [2021-11-20 23:35:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_558 [2021-11-20 23:35:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-20 23:35:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-20 23:35:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_559 [2021-11-20 23:35:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_559 [2021-11-20 23:35:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_438 [2021-11-20 23:35:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_438 [2021-11-20 23:35:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_552 [2021-11-20 23:35:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_552 [2021-11-20 23:35:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_553 [2021-11-20 23:35:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_553 [2021-11-20 23:35:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_554 [2021-11-20 23:35:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_554 [2021-11-20 23:35:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1506 [2021-11-20 23:35:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1506 [2021-11-20 23:35:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_434 [2021-11-20 23:35:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_434 [2021-11-20 23:35:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_read [2021-11-20 23:35:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_read [2021-11-20 23:35:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_req_buff_lock [2021-11-20 23:35:52,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_req_buff_lock [2021-11-20 23:35:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_446 [2021-11-20 23:35:52,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_446 [2021-11-20 23:35:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_447 [2021-11-20 23:35:52,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_447 [2021-11-20 23:35:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_569 [2021-11-20 23:35:52,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_569 [2021-11-20 23:35:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_443 [2021-11-20 23:35:52,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_443 [2021-11-20 23:35:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_444 [2021-11-20 23:35:52,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_444 [2021-11-20 23:35:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_560 [2021-11-20 23:35:52,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_560 [2021-11-20 23:35:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_flush_queue [2021-11-20 23:35:52,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_flush_queue [2021-11-20 23:35:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_440 [2021-11-20 23:35:52,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_440 [2021-11-20 23:35:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_led [2021-11-20 23:35:52,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_led [2021-11-20 23:35:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_remove_interface [2021-11-20 23:35:52,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_remove_interface [2021-11-20 23:35:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:35:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1411 [2021-11-20 23:35:52,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1411 [2021-11-20 23:35:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1527 [2021-11-20 23:35:52,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1527 [2021-11-20 23:35:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1406 [2021-11-20 23:35:52,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1406 [2021-11-20 23:35:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_initialize [2021-11-20 23:35:52,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_initialize [2021-11-20 23:35:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1407 [2021-11-20 23:35:52,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1407 [2021-11-20 23:35:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_374 [2021-11-20 23:35:52,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_374 [2021-11-20 23:35:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_key [2021-11-20 23:35:52,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_key [2021-11-20 23:35:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 23:35:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_regbusy_read [2021-11-20 23:35:52,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_regbusy_read [2021-11-20 23:35:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1519 [2021-11-20 23:35:52,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1519 [2021-11-20 23:35:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request [2021-11-20 23:35:52,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request [2021-11-20 23:35:52,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:35:52,747 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1792 [2021-11-20 23:35:52,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1792 [2021-11-20 23:35:52,747 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1434 [2021-11-20 23:35:52,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1434 [2021-11-20 23:35:52,747 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1433 [2021-11-20 23:35:52,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1433 [2021-11-20 23:35:52,748 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1426 [2021-11-20 23:35:52,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1426 [2021-11-20 23:35:52,748 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1425 [2021-11-20 23:35:52,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1425 [2021-11-20 23:35:52,748 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config [2021-11-20 23:35:52,749 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config [2021-11-20 23:35:52,749 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_478 [2021-11-20 23:35:52,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_478 [2021-11-20 23:35:52,749 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_592 [2021-11-20 23:35:52,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_592 [2021-11-20 23:35:52,749 INFO L130 BoogieDeclarations]: Found specification of procedure get_skb_frame_desc [2021-11-20 23:35:52,749 INFO L138 BoogieDeclarations]: Found implementation of procedure get_skb_frame_desc [2021-11-20 23:35:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_594 [2021-11-20 23:35:52,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_594 [2021-11-20 23:35:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_595 [2021-11-20 23:35:52,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_595 [2021-11-20 23:35:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_474 [2021-11-20 23:35:52,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_474 [2021-11-20 23:35:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 23:35:52,751 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 23:35:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 23:35:52,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 23:35:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read [2021-11-20 23:35:52,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read [2021-11-20 23:35:52,752 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1302 [2021-11-20 23:35:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1302 [2021-11-20 23:35:52,752 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1417 [2021-11-20 23:35:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1417 [2021-11-20 23:35:52,752 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1418 [2021-11-20 23:35:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1418 [2021-11-20 23:35:52,753 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_368 [2021-11-20 23:35:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_368 [2021-11-20 23:35:52,753 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_start [2021-11-20 23:35:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_start [2021-11-20 23:35:52,753 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf_read [2021-11-20 23:35:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf_read [2021-11-20 23:35:52,754 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_configure_filter [2021-11-20 23:35:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_configure_filter [2021-11-20 23:35:52,754 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_967 [2021-11-20 23:35:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_967 [2021-11-20 23:35:52,754 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_846 [2021-11-20 23:35:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_846 [2021-11-20 23:35:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_antenna [2021-11-20 23:35:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_antenna [2021-11-20 23:35:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_847 [2021-11-20 23:35:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_847 [2021-11-20 23:35:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_726 [2021-11-20 23:35:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_726 [2021-11-20 23:35:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_848 [2021-11-20 23:35:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_848 [2021-11-20 23:35:52,756 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1206 [2021-11-20 23:35:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1206 [2021-11-20 23:35:52,756 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_730 [2021-11-20 23:35:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_730 [2021-11-20 23:35:52,756 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_610 [2021-11-20 23:35:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_610 [2021-11-20 23:35:52,757 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_write [2021-11-20 23:35:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_write [2021-11-20 23:35:52,757 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1442 [2021-11-20 23:35:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1442 [2021-11-20 23:35:52,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-20 23:35:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-20 23:35:52,758 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1441 [2021-11-20 23:35:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1441 [2021-11-20 23:35:52,758 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1204 [2021-11-20 23:35:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1204 [2021-11-20 23:35:52,758 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1203 [2021-11-20 23:35:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1203 [2021-11-20 23:35:52,759 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_858 [2021-11-20 23:35:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_858 [2021-11-20 23:35:52,759 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_859 [2021-11-20 23:35:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_859 [2021-11-20 23:35:52,759 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_865 [2021-11-20 23:35:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_865 [2021-11-20 23:35:52,760 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_860 [2021-11-20 23:35:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_860 [2021-11-20 23:35:52,760 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_500 [2021-11-20 23:35:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_500 [2021-11-20 23:35:52,760 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 23:35:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 23:35:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_beacon [2021-11-20 23:35:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_beacon [2021-11-20 23:35:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write_lock [2021-11-20 23:35:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write_lock [2021-11-20 23:35:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_antenna [2021-11-20 23:35:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_antenna [2021-11-20 23:35:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_708 [2021-11-20 23:35:52,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_708 [2021-11-20 23:35:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1110 [2021-11-20 23:35:52,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1110 [2021-11-20 23:35:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_registers [2021-11-20 23:35:52,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_registers [2021-11-20 23:35:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1358 [2021-11-20 23:35:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1358 [2021-11-20 23:35:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_824 [2021-11-20 23:35:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_824 [2021-11-20 23:35:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1115 [2021-11-20 23:35:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1115 [2021-11-20 23:35:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_825 [2021-11-20 23:35:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_825 [2021-11-20 23:35:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1114 [2021-11-20 23:35:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1114 [2021-11-20 23:35:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_826 [2021-11-20 23:35:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_826 [2021-11-20 23:35:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_827 [2021-11-20 23:35:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_827 [2021-11-20 23:35:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1109 [2021-11-20 23:35:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1109 [2021-11-20 23:35:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_831 [2021-11-20 23:35:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_831 [2021-11-20 23:35:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:35:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1108 [2021-11-20 23:35:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1108 [2021-11-20 23:35:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_832 [2021-11-20 23:35:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_832 [2021-11-20 23:35:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1107 [2021-11-20 23:35:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1107 [2021-11-20 23:35:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_833 [2021-11-20 23:35:52,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_833 [2021-11-20 23:35:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_834 [2021-11-20 23:35:52,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_834 [2021-11-20 23:35:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 23:35:52,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 23:35:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_reset_tuner [2021-11-20 23:35:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_reset_tuner [2021-11-20 23:35:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1464 [2021-11-20 23:35:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1464 [2021-11-20 23:35:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1101 [2021-11-20 23:35:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1101 [2021-11-20 23:35:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_839 [2021-11-20 23:35:52,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_839 [2021-11-20 23:35:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_718 [2021-11-20 23:35:52,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_718 [2021-11-20 23:35:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1100 [2021-11-20 23:35:52,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1100 [2021-11-20 23:35:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read_lock [2021-11-20 23:35:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read_lock [2021-11-20 23:35:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1103 [2021-11-20 23:35:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1103 [2021-11-20 23:35:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1102 [2021-11-20 23:35:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1102 [2021-11-20 23:35:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_838 [2021-11-20 23:35:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_838 [2021-11-20 23:35:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_722 [2021-11-20 23:35:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_722 [2021-11-20 23:35:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_966 [2021-11-20 23:35:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_966 [2021-11-20 23:35:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_845 [2021-11-20 23:35:52,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_845 [2021-11-20 23:35:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_840 [2021-11-20 23:35:52,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_840 [2021-11-20 23:35:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_841 [2021-11-20 23:35:52,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_841 [2021-11-20 23:35:52,774 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_ringparam [2021-11-20 23:35:52,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_ringparam [2021-11-20 23:35:52,774 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_complete [2021-11-20 23:35:52,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_complete [2021-11-20 23:35:52,774 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1376 [2021-11-20 23:35:52,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1376 [2021-11-20 23:35:52,775 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1375 [2021-11-20 23:35:52,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1375 [2021-11-20 23:35:52,775 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1374 [2021-11-20 23:35:52,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1374 [2021-11-20 23:35:52,775 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1017 [2021-11-20 23:35:52,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1017 [2021-11-20 23:35:52,775 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1016 [2021-11-20 23:35:52,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1016 [2021-11-20 23:35:52,776 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_407 [2021-11-20 23:35:52,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_407 [2021-11-20 23:35:52,776 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_408 [2021-11-20 23:35:52,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_408 [2021-11-20 23:35:52,776 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_tx_desc [2021-11-20 23:35:52,777 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_tx_desc [2021-11-20 23:35:52,777 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_776 [2021-11-20 23:35:52,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_776 [2021-11-20 23:35:52,777 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_898 [2021-11-20 23:35:52,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_898 [2021-11-20 23:35:52,777 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_777 [2021-11-20 23:35:52,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_777 [2021-11-20 23:35:52,778 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_656 [2021-11-20 23:35:52,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_656 [2021-11-20 23:35:52,778 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_415 [2021-11-20 23:35:52,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_415 [2021-11-20 23:35:52,778 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_658 [2021-11-20 23:35:52,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_658 [2021-11-20 23:35:52,779 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_894 [2021-11-20 23:35:52,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_894 [2021-11-20 23:35:52,779 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_410 [2021-11-20 23:35:52,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_410 [2021-11-20 23:35:52,779 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_775 [2021-11-20 23:35:52,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_775 [2021-11-20 23:35:52,780 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_890 [2021-11-20 23:35:52,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_890 [2021-11-20 23:35:52,780 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_770 [2021-11-20 23:35:52,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_770 [2021-11-20 23:35:52,780 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2021-11-20 23:35:52,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2021-11-20 23:35:52,781 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_erp [2021-11-20 23:35:52,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_erp [2021-11-20 23:35:52,781 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_read [2021-11-20 23:35:52,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_read [2021-11-20 23:35:52,781 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-20 23:35:52,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-20 23:35:52,782 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1360 [2021-11-20 23:35:52,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1360 [2021-11-20 23:35:52,782 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_enable_radio [2021-11-20 23:35:52,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_enable_radio [2021-11-20 23:35:52,782 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rfkill_poll [2021-11-20 23:35:52,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rfkill_poll [2021-11-20 23:35:52,783 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1365 [2021-11-20 23:35:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1365 [2021-11-20 23:35:52,783 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1364 [2021-11-20 23:35:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1364 [2021-11-20 23:35:52,783 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1362 [2021-11-20 23:35:52,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1362 [2021-11-20 23:35:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1489 [2021-11-20 23:35:52,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1489 [2021-11-20 23:35:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1367 [2021-11-20 23:35:52,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1367 [2021-11-20 23:35:52,784 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1487 [2021-11-20 23:35:52,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1487 [2021-11-20 23:35:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1366 [2021-11-20 23:35:52,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1366 [2021-11-20 23:35:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_intf [2021-11-20 23:35:52,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_intf [2021-11-20 23:35:52,785 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1119 [2021-11-20 23:35:52,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1119 [2021-11-20 23:35:52,786 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_read [2021-11-20 23:35:52,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_read [2021-11-20 23:35:52,786 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_668 [2021-11-20 23:35:52,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_668 [2021-11-20 23:35:52,786 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_547 [2021-11-20 23:35:52,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_547 [2021-11-20 23:35:52,787 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1117 [2021-11-20 23:35:52,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1117 [2021-11-20 23:35:52,787 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_548 [2021-11-20 23:35:52,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_548 [2021-11-20 23:35:52,787 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_664 [2021-11-20 23:35:52,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_664 [2021-11-20 23:35:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-20 23:35:52,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-20 23:35:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_661 [2021-11-20 23:35:52,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_661 [2021-11-20 23:35:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1031 [2021-11-20 23:35:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1031 [2021-11-20 23:35:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1030 [2021-11-20 23:35:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1030 [2021-11-20 23:35:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1392 [2021-11-20 23:35:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1392 [2021-11-20 23:35:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1270 [2021-11-20 23:35:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1270 [2021-11-20 23:35:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1155 [2021-11-20 23:35:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1155 [2021-11-20 23:35:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_868 [2021-11-20 23:35:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_868 [2021-11-20 23:35:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_747 [2021-11-20 23:35:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_747 [2021-11-20 23:35:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_869 [2021-11-20 23:35:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_869 [2021-11-20 23:35:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_754 [2021-11-20 23:35:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_754 [2021-11-20 23:35:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_752 [2021-11-20 23:35:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_752 [2021-11-20 23:35:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_753 [2021-11-20 23:35:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_753 [2021-11-20 23:35:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_511 [2021-11-20 23:35:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_511 [2021-11-20 23:35:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1020 [2021-11-20 23:35:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1020 [2021-11-20 23:35:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rf_write [2021-11-20 23:35:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rf_write [2021-11-20 23:35:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1266 [2021-11-20 23:35:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1266 [2021-11-20 23:35:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1264 [2021-11-20 23:35:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1264 [2021-11-20 23:35:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:35:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1384 [2021-11-20 23:35:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1384 [2021-11-20 23:35:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1269 [2021-11-20 23:35:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1269 [2021-11-20 23:35:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_886 [2021-11-20 23:35:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_886 [2021-11-20 23:35:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1018 [2021-11-20 23:35:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1018 [2021-11-20 23:35:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-20 23:35:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-20 23:35:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2021-11-20 23:35:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2021-11-20 23:35:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_641 [2021-11-20 23:35:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_641 [2021-11-20 23:35:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_884 [2021-11-20 23:35:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_884 [2021-11-20 23:35:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_read [2021-11-20 23:35:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_read [2021-11-20 23:35:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_885 [2021-11-20 23:35:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_885 [2021-11-20 23:35:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_buff [2021-11-20 23:35:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_buff [2021-11-20 23:35:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_880 [2021-11-20 23:35:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_880 [2021-11-20 23:35:54,260 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:35:54,266 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:35:55,759 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 23:36:16,291 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-20 23:36:16,506 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:36:18,034 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:36:18,034 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 23:36:18,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:36:18 BoogieIcfgContainer [2021-11-20 23:36:18,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:36:18,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:36:18,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:36:18,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:36:18,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:35:42" (1/3) ... [2021-11-20 23:36:18,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6254d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:36:18, skipping insertion in model container [2021-11-20 23:36:18,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:51" (2/3) ... [2021-11-20 23:36:18,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6254d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:36:18, skipping insertion in model container [2021-11-20 23:36:18,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:36:18" (3/3) ... [2021-11-20 23:36:18,059 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-20 23:36:18,065 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:36:18,066 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:36:18,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:36:18,175 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 23:36:18,178 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:36:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 3514 states, 2138 states have (on average 1.3783910196445277) internal successors, (2947), 2656 states have internal predecessors, (2947), 1095 states have call successors, (1095), 281 states have call predecessors, (1095), 280 states have return successors, (1089), 1089 states have call predecessors, (1089), 1089 states have call successors, (1089) [2021-11-20 23:36:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2021-11-20 23:36:18,397 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:36:18,399 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:36:18,399 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:36:18,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:36:18,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1245781767, now seen corresponding path program 1 times [2021-11-20 23:36:18,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:36:18,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898168062] [2021-11-20 23:36:18,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:36:18,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:36:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:36:20,510 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-20 23:36:20,513 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:36:20,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898168062] [2021-11-20 23:36:20,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898168062] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:36:20,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:36:20,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:36:20,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860699945] [2021-11-20 23:36:20,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:36:20,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:36:20,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:36:20,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:36:20,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:20,584 INFO L87 Difference]: Start difference. First operand has 3514 states, 2138 states have (on average 1.3783910196445277) internal successors, (2947), 2656 states have internal predecessors, (2947), 1095 states have call successors, (1095), 281 states have call predecessors, (1095), 280 states have return successors, (1089), 1089 states have call predecessors, (1089), 1089 states have call successors, (1089) Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:22,959 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:36:29,073 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:36:29,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:36:29,400 INFO L93 Difference]: Finished difference Result 10086 states and 14742 transitions. [2021-11-20 23:36:29,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:36:29,404 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 821 [2021-11-20 23:36:29,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:36:29,511 INFO L225 Difference]: With dead ends: 10086 [2021-11-20 23:36:29,512 INFO L226 Difference]: Without dead ends: 6632 [2021-11-20 23:36:29,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:29,554 INFO L933 BasicCegarLoop]: 5707 mSDtfsCounter, 4590 mSDsluCounter, 4954 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4593 SdHoareTripleChecker+Valid, 10360 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:36:29,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4593 Valid, 10360 Invalid, 862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 845 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2021-11-20 23:36:29,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6632 states. [2021-11-20 23:36:30,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6632 to 6626. [2021-11-20 23:36:30,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6626 states, 4073 states have (on average 1.3780996808249448) internal successors, (5613), 5109 states have internal predecessors, (5613), 2000 states have call successors, (2000), 553 states have call predecessors, (2000), 552 states have return successors, (2000), 1997 states have call predecessors, (2000), 2000 states have call successors, (2000) [2021-11-20 23:36:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6626 states to 6626 states and 9613 transitions. [2021-11-20 23:36:30,189 INFO L78 Accepts]: Start accepts. Automaton has 6626 states and 9613 transitions. Word has length 821 [2021-11-20 23:36:30,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:36:30,194 INFO L470 AbstractCegarLoop]: Abstraction has 6626 states and 9613 transitions. [2021-11-20 23:36:30,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:30,196 INFO L276 IsEmpty]: Start isEmpty. Operand 6626 states and 9613 transitions. [2021-11-20 23:36:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 802 [2021-11-20 23:36:30,275 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:36:30,277 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:36:30,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:36:30,278 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:36:30,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:36:30,280 INFO L85 PathProgramCache]: Analyzing trace with hash -296926567, now seen corresponding path program 1 times [2021-11-20 23:36:30,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:36:30,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596458690] [2021-11-20 23:36:30,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:36:30,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:36:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:36:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-20 23:36:31,426 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:36:31,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596458690] [2021-11-20 23:36:31,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596458690] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:36:31,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:36:31,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:36:31,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368777413] [2021-11-20 23:36:31,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:36:31,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:36:31,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:36:31,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:36:31,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:31,433 INFO L87 Difference]: Start difference. First operand 6626 states and 9613 transitions. Second operand has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:33,634 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:36:40,851 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:36:41,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:36:41,116 INFO L93 Difference]: Finished difference Result 19512 states and 28295 transitions. [2021-11-20 23:36:41,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:36:41,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 801 [2021-11-20 23:36:41,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:36:41,285 INFO L225 Difference]: With dead ends: 19512 [2021-11-20 23:36:41,285 INFO L226 Difference]: Without dead ends: 13011 [2021-11-20 23:36:41,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:41,345 INFO L933 BasicCegarLoop]: 5683 mSDtfsCounter, 4760 mSDsluCounter, 5023 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4765 SdHoareTripleChecker+Valid, 10357 SdHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2021-11-20 23:36:41,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4765 Valid, 10357 Invalid, 776 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 758 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2021-11-20 23:36:41,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13011 states. [2021-11-20 23:36:42,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13011 to 13003. [2021-11-20 23:36:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13003 states, 8014 states have (on average 1.3800848515098578) internal successors, (11060), 10090 states have internal predecessors, (11060), 3890 states have call successors, (3890), 1101 states have call predecessors, (3890), 1098 states have return successors, (3890), 3879 states have call predecessors, (3890), 3890 states have call successors, (3890) [2021-11-20 23:36:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13003 states to 13003 states and 18840 transitions. [2021-11-20 23:36:42,394 INFO L78 Accepts]: Start accepts. Automaton has 13003 states and 18840 transitions. Word has length 801 [2021-11-20 23:36:42,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:36:42,397 INFO L470 AbstractCegarLoop]: Abstraction has 13003 states and 18840 transitions. [2021-11-20 23:36:42,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 13003 states and 18840 transitions. [2021-11-20 23:36:42,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2021-11-20 23:36:42,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:36:42,522 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:36:42,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 23:36:42,522 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:36:42,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:36:42,523 INFO L85 PathProgramCache]: Analyzing trace with hash 898081728, now seen corresponding path program 1 times [2021-11-20 23:36:42,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:36:42,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881301624] [2021-11-20 23:36:42,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:36:42,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:36:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:36:43,434 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-20 23:36:43,435 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:36:43,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881301624] [2021-11-20 23:36:43,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881301624] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:36:43,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:36:43,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:36:43,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920467122] [2021-11-20 23:36:43,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:36:43,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:36:43,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:36:43,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:36:43,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:43,440 INFO L87 Difference]: Start difference. First operand 13003 states and 18840 transitions. Second operand has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:45,761 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:36:53,228 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:36:53,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:36:53,748 INFO L93 Difference]: Finished difference Result 33024 states and 47787 transitions. [2021-11-20 23:36:53,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:36:53,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 820 [2021-11-20 23:36:53,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:36:53,940 INFO L225 Difference]: With dead ends: 33024 [2021-11-20 23:36:53,940 INFO L226 Difference]: Without dead ends: 20146 [2021-11-20 23:36:54,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:54,115 INFO L933 BasicCegarLoop]: 8147 mSDtfsCounter, 4532 mSDsluCounter, 4895 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4535 SdHoareTripleChecker+Valid, 12743 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:36:54,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4535 Valid, 12743 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1040 Invalid, 2 Unknown, 0 Unchecked, 9.6s Time] [2021-11-20 23:36:54,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20146 states. [2021-11-20 23:36:55,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20146 to 20138. [2021-11-20 23:36:55,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20138 states, 12447 states have (on average 1.3769583032055916) internal successors, (17139), 15667 states have internal predecessors, (17139), 5968 states have call successors, (5968), 1727 states have call predecessors, (5968), 1722 states have return successors, (5968), 5943 states have call predecessors, (5968), 5968 states have call successors, (5968) [2021-11-20 23:36:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20138 states to 20138 states and 29075 transitions. [2021-11-20 23:36:55,498 INFO L78 Accepts]: Start accepts. Automaton has 20138 states and 29075 transitions. Word has length 820 [2021-11-20 23:36:55,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:36:55,501 INFO L470 AbstractCegarLoop]: Abstraction has 20138 states and 29075 transitions. [2021-11-20 23:36:55,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-20 23:36:55,502 INFO L276 IsEmpty]: Start isEmpty. Operand 20138 states and 29075 transitions. [2021-11-20 23:36:55,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2021-11-20 23:36:55,824 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:36:55,826 INFO L514 BasicCegarLoop]: trace histogram [64, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:36:55,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 23:36:55,827 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:36:55,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:36:55,828 INFO L85 PathProgramCache]: Analyzing trace with hash 141704350, now seen corresponding path program 1 times [2021-11-20 23:36:55,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:36:55,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725670820] [2021-11-20 23:36:55,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:36:55,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:36:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:36:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 15483 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15480 trivial. 0 not checked. [2021-11-20 23:36:56,769 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:36:56,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725670820] [2021-11-20 23:36:56,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725670820] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:36:56,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:36:56,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:36:56,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554123556] [2021-11-20 23:36:56,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:36:56,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:36:56,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:36:56,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:36:56,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:36:56,775 INFO L87 Difference]: Start difference. First operand 20138 states and 29075 transitions. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (94), 2 states have call predecessors, (94), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-20 23:36:58,985 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:37:04,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:37:04,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:37:04,993 INFO L93 Difference]: Finished difference Result 41050 states and 59168 transitions. [2021-11-20 23:37:04,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:37:04,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (94), 2 states have call predecessors, (94), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) Word has length 835 [2021-11-20 23:37:04,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:37:05,115 INFO L225 Difference]: With dead ends: 41050 [2021-11-20 23:37:05,115 INFO L226 Difference]: Without dead ends: 21037 [2021-11-20 23:37:05,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:37:05,323 INFO L933 BasicCegarLoop]: 4913 mSDtfsCounter, 1099 mSDsluCounter, 5021 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 9582 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:37:05,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1100 Valid, 9582 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 742 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2021-11-20 23:37:05,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21037 states. [2021-11-20 23:37:06,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21037 to 21034. [2021-11-20 23:37:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21034 states, 13027 states have (on average 1.3731480770706994) internal successors, (17888), 16347 states have internal predecessors, (17888), 6191 states have call successors, (6191), 1820 states have call predecessors, (6191), 1815 states have return successors, (6191), 6164 states have call predecessors, (6191), 6191 states have call successors, (6191) [2021-11-20 23:37:06,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21034 states to 21034 states and 30270 transitions. [2021-11-20 23:37:06,809 INFO L78 Accepts]: Start accepts. Automaton has 21034 states and 30270 transitions. Word has length 835 [2021-11-20 23:37:06,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:37:06,811 INFO L470 AbstractCegarLoop]: Abstraction has 21034 states and 30270 transitions. [2021-11-20 23:37:06,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (94), 2 states have call predecessors, (94), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-20 23:37:06,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21034 states and 30270 transitions. [2021-11-20 23:37:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2021-11-20 23:37:06,925 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:37:06,925 INFO L514 BasicCegarLoop]: trace histogram [64, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:37:06,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 23:37:06,926 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:37:06,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:37:06,927 INFO L85 PathProgramCache]: Analyzing trace with hash -257188874, now seen corresponding path program 1 times [2021-11-20 23:37:06,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:37:06,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754381602] [2021-11-20 23:37:06,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:37:06,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:37:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:37:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 15486 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15480 trivial. 0 not checked. [2021-11-20 23:37:07,746 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:37:07,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754381602] [2021-11-20 23:37:07,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754381602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:37:07,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:37:07,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:37:07,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097947338] [2021-11-20 23:37:07,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:37:07,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:37:07,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:37:07,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:37:07,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:37:07,750 INFO L87 Difference]: Start difference. First operand 21034 states and 30270 transitions. Second operand has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-20 23:37:10,871 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:37:14,863 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-20 23:37:37,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:37:39,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:37:40,000 INFO L93 Difference]: Finished difference Result 70821 states and 101988 transitions. [2021-11-20 23:37:40,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:37:40,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) Word has length 818 [2021-11-20 23:37:40,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:37:40,412 INFO L225 Difference]: With dead ends: 70821 [2021-11-20 23:37:40,412 INFO L226 Difference]: Without dead ends: 49912 [2021-11-20 23:37:40,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:37:40,492 INFO L933 BasicCegarLoop]: 12635 mSDtfsCounter, 9480 mSDsluCounter, 21212 mSDsCounter, 0 mSdLazyCounter, 9057 mSolverCounterSat, 174 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9652 SdHoareTripleChecker+Valid, 32018 SdHoareTripleChecker+Invalid, 9234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 9057 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:37:40,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9652 Valid, 32018 Invalid, 9234 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [174 Valid, 9057 Invalid, 3 Unknown, 0 Unchecked, 30.6s Time] [2021-11-20 23:37:40,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49912 states. [2021-11-20 23:37:42,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49912 to 49878. [2021-11-20 23:37:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49878 states, 30876 states have (on average 1.3761497603316493) internal successors, (42490), 38877 states have internal predecessors, (42490), 14680 states have call successors, (14680), 4335 states have call predecessors, (14680), 4321 states have return successors, (14680), 14616 states have call predecessors, (14680), 14680 states have call successors, (14680) [2021-11-20 23:37:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49878 states to 49878 states and 71850 transitions. [2021-11-20 23:37:43,578 INFO L78 Accepts]: Start accepts. Automaton has 49878 states and 71850 transitions. Word has length 818 [2021-11-20 23:37:43,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:37:43,580 INFO L470 AbstractCegarLoop]: Abstraction has 49878 states and 71850 transitions. [2021-11-20 23:37:43,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-20 23:37:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 49878 states and 71850 transitions. [2021-11-20 23:37:44,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 861 [2021-11-20 23:37:44,021 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:37:44,022 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:37:44,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 23:37:44,023 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:37:44,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:37:44,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1337719692, now seen corresponding path program 1 times [2021-11-20 23:37:44,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:37:44,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319318000] [2021-11-20 23:37:44,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:37:44,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:37:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:37:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 15902 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15895 trivial. 0 not checked. [2021-11-20 23:37:44,845 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:37:44,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319318000] [2021-11-20 23:37:44,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319318000] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:37:44,846 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:37:44,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:37:44,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504868859] [2021-11-20 23:37:44,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:37:44,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:37:44,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:37:44,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:37:44,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:37:44,849 INFO L87 Difference]: Start difference. First operand 49878 states and 71850 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-20 23:37:47,126 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:37:54,018 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:37:54,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:37:54,580 INFO L93 Difference]: Finished difference Result 117073 states and 168611 transitions. [2021-11-20 23:37:54,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:37:54,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) Word has length 860 [2021-11-20 23:37:54,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:37:55,004 INFO L225 Difference]: With dead ends: 117073 [2021-11-20 23:37:55,005 INFO L226 Difference]: Without dead ends: 67377 [2021-11-20 23:37:55,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:37:55,359 INFO L933 BasicCegarLoop]: 6402 mSDtfsCounter, 4534 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4537 SdHoareTripleChecker+Valid, 10996 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-20 23:37:55,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4537 Valid, 10996 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 923 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2021-11-20 23:37:55,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67377 states. [2021-11-20 23:37:58,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67377 to 67363. [2021-11-20 23:37:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67363 states, 41737 states have (on average 1.3745837027098258) internal successors, (57371), 52549 states have internal predecessors, (57371), 19753 states have call successors, (19753), 5891 states have call predecessors, (19753), 5872 states have return successors, (19753), 19654 states have call predecessors, (19753), 19753 states have call successors, (19753) [2021-11-20 23:37:58,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67363 states to 67363 states and 96877 transitions. [2021-11-20 23:37:58,811 INFO L78 Accepts]: Start accepts. Automaton has 67363 states and 96877 transitions. Word has length 860 [2021-11-20 23:37:58,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:37:58,813 INFO L470 AbstractCegarLoop]: Abstraction has 67363 states and 96877 transitions. [2021-11-20 23:37:58,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-20 23:37:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 67363 states and 96877 transitions. [2021-11-20 23:37:59,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 862 [2021-11-20 23:37:59,102 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:37:59,103 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:37:59,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 23:37:59,103 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:37:59,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:37:59,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1612545610, now seen corresponding path program 1 times [2021-11-20 23:37:59,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:37:59,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655716076] [2021-11-20 23:37:59,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:37:59,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:37:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:38:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 15902 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15895 trivial. 0 not checked. [2021-11-20 23:38:00,126 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:38:00,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655716076] [2021-11-20 23:38:00,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655716076] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:38:00,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:38:00,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:38:00,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423571761] [2021-11-20 23:38:00,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:38:00,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:38:00,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:38:00,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:38:00,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:38:00,133 INFO L87 Difference]: Start difference. First operand 67363 states and 96877 transitions. Second operand has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-20 23:38:02,429 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:38:10,051 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:38:10,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:38:10,856 INFO L93 Difference]: Finished difference Result 153913 states and 221284 transitions. [2021-11-20 23:38:10,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:38:10,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) Word has length 861 [2021-11-20 23:38:10,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:38:11,350 INFO L225 Difference]: With dead ends: 153913 [2021-11-20 23:38:11,351 INFO L226 Difference]: Without dead ends: 86732 [2021-11-20 23:38:11,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:38:11,635 INFO L933 BasicCegarLoop]: 6403 mSDtfsCounter, 4533 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4536 SdHoareTripleChecker+Valid, 10998 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:38:11,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4536 Valid, 10998 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 925 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2021-11-20 23:38:11,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86732 states. [2021-11-20 23:38:15,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86732 to 86718. [2021-11-20 23:38:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86718 states, 53810 states have (on average 1.3720312209626464) internal successors, (73829), 67644 states have internal predecessors, (73829), 25317 states have call successors, (25317), 7614 states have call predecessors, (25317), 7590 states have return successors, (25317), 25168 states have call predecessors, (25317), 25317 states have call successors, (25317) [2021-11-20 23:38:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86718 states to 86718 states and 124463 transitions. [2021-11-20 23:38:16,011 INFO L78 Accepts]: Start accepts. Automaton has 86718 states and 124463 transitions. Word has length 861 [2021-11-20 23:38:16,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:38:16,013 INFO L470 AbstractCegarLoop]: Abstraction has 86718 states and 124463 transitions. [2021-11-20 23:38:16,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (101), 2 states have call predecessors, (101), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-20 23:38:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 86718 states and 124463 transitions. [2021-11-20 23:38:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2021-11-20 23:38:16,787 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:38:16,788 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:38:16,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 23:38:16,788 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:38:16,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:38:16,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1625767511, now seen corresponding path program 1 times [2021-11-20 23:38:16,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:38:16,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795081298] [2021-11-20 23:38:16,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:38:16,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:38:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:38:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 15912 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15903 trivial. 0 not checked. [2021-11-20 23:38:17,482 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:38:17,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795081298] [2021-11-20 23:38:17,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795081298] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:38:17,483 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:38:17,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:38:17,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669809722] [2021-11-20 23:38:17,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:38:17,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:38:17,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:38:17,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:38:17,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:38:17,487 INFO L87 Difference]: Start difference. First operand 86718 states and 124463 transitions. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-20 23:38:19,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 23:38:29,889 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:38:31,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:38:31,268 INFO L93 Difference]: Finished difference Result 205430 states and 295007 transitions. [2021-11-20 23:38:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:38:31,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) Word has length 865 [2021-11-20 23:38:31,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:38:31,834 INFO L225 Difference]: With dead ends: 205430 [2021-11-20 23:38:31,835 INFO L226 Difference]: Without dead ends: 118894 [2021-11-20 23:38:32,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:38:32,064 INFO L933 BasicCegarLoop]: 9118 mSDtfsCounter, 4773 mSDsluCounter, 5007 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 10 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4778 SdHoareTripleChecker+Valid, 13778 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:38:32,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4778 Valid, 13778 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1096 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2021-11-20 23:38:32,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118894 states. [2021-11-20 23:38:36,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118894 to 118872. [2021-11-20 23:38:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118872 states, 73782 states have (on average 1.3721774958662005) internal successors, (101242), 92845 states have internal predecessors, (101242), 34675 states have call successors, (34675), 10448 states have call predecessors, (34675), 10414 states have return successors, (34675), 34457 states have call predecessors, (34675), 34675 states have call successors, (34675) [2021-11-20 23:38:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118872 states to 118872 states and 170592 transitions. [2021-11-20 23:38:37,980 INFO L78 Accepts]: Start accepts. Automaton has 118872 states and 170592 transitions. Word has length 865 [2021-11-20 23:38:37,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:38:37,982 INFO L470 AbstractCegarLoop]: Abstraction has 118872 states and 170592 transitions. [2021-11-20 23:38:37,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-20 23:38:37,982 INFO L276 IsEmpty]: Start isEmpty. Operand 118872 states and 170592 transitions. [2021-11-20 23:38:38,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2021-11-20 23:38:38,285 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:38:38,286 INFO L514 BasicCegarLoop]: trace histogram [69, 62, 62, 62, 62, 62, 62, 10, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:38:38,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 23:38:38,287 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:38:38,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:38:38,287 INFO L85 PathProgramCache]: Analyzing trace with hash 301657497, now seen corresponding path program 1 times [2021-11-20 23:38:38,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:38:38,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622651139] [2021-11-20 23:38:38,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:38:38,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:38:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:38:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16192 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16172 trivial. 0 not checked. [2021-11-20 23:38:39,031 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:38:39,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622651139] [2021-11-20 23:38:39,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622651139] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:38:39,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:38:39,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:38:39,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253586242] [2021-11-20 23:38:39,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:38:39,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:38:39,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:38:39,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:38:39,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:38:39,036 INFO L87 Difference]: Start difference. First operand 118872 states and 170592 transitions. Second operand has 4 states, 4 states have (on average 53.75) internal successors, (215), 4 states have internal predecessors, (215), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-20 23:38:41,436 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []