./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 536967bc2d119b5b01611d52124221c0068f635deed7f674213322a832d07143 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:33:55,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:33:55,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:33:55,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:33:55,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:33:55,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:33:55,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:33:55,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:33:55,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:33:55,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:33:55,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:33:55,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:33:55,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:33:55,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:33:55,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:33:55,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:33:55,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:33:55,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:33:55,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:33:55,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:33:55,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:33:55,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:33:55,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:33:55,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:33:55,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:33:55,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:33:55,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:33:55,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:33:55,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:33:55,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:33:55,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:33:55,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:33:55,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:33:55,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:33:55,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:33:55,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:33:55,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:33:55,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:33:55,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:33:55,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:33:55,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:33:55,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:33:55,698 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:33:55,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:33:55,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:33:55,700 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:33:55,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:33:55,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:33:55,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:33:55,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:33:55,702 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:33:55,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:33:55,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:33:55,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:33:55,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:33:55,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:33:55,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:33:55,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:33:55,705 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:33:55,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:33:55,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:33:55,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:33:55,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:33:55,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:33:55,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:33:55,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:33:55,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:33:55,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:33:55,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:33:55,707 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:33:55,707 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:33:55,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:33:55,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 536967bc2d119b5b01611d52124221c0068f635deed7f674213322a832d07143 [2022-10-17 10:33:55,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:33:56,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:33:56,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:33:56,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:33:56,022 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:33:56,023 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 10:33:56,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/data/2ab101cd1/c657837a30034a70b3026f12b5ba4d47/FLAGfab83152d [2022-10-17 10:33:57,039 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:33:57,041 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 10:33:57,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/data/2ab101cd1/c657837a30034a70b3026f12b5ba4d47/FLAGfab83152d [2022-10-17 10:33:57,403 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/data/2ab101cd1/c657837a30034a70b3026f12b5ba4d47 [2022-10-17 10:33:57,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:33:57,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:33:57,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:33:57,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:33:57,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:33:57,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:33:57" (1/1) ... [2022-10-17 10:33:57,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724a6f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:33:57, skipping insertion in model container [2022-10-17 10:33:57,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:33:57" (1/1) ... [2022-10-17 10:33:57,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:33:57,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:34:00,264 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314317,314330] [2022-10-17 10:34:00,267 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314464,314477] [2022-10-17 10:34:00,268 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314603,314616] [2022-10-17 10:34:00,268 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314761,314774] [2022-10-17 10:34:00,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:34:00,359 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:34:00,798 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314317,314330] [2022-10-17 10:34:00,798 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314464,314477] [2022-10-17 10:34:00,799 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314603,314616] [2022-10-17 10:34:00,799 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_b3d69740-83f8-4252-a801-c4f1a5d0196d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i[314761,314774] [2022-10-17 10:34:00,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:34:01,016 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:34:01,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01 WrapperNode [2022-10-17 10:34:01,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:34:01,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:34:01,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:34:01,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:34:01,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,403 INFO L138 Inliner]: procedures = 352, calls = 1911, calls flagged for inlining = 207, calls inlined = 201, statements flattened = 5191 [2022-10-17 10:34:01,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:34:01,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:34:01,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:34:01,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:34:01,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,757 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:34:01,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:34:01,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:34:01,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:34:01,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (1/1) ... [2022-10-17 10:34:01,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:34:01,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:34:01,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:34:01,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d69740-83f8-4252-a801-c4f1a5d0196d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:34:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2022-10-17 10:34:01,932 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2022-10-17 10:34:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-17 10:34:01,933 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-17 10:34:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-17 10:34:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2022-10-17 10:34:01,933 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2022-10-17 10:34:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:34:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2022-10-17 10:34:01,934 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2022-10-17 10:34:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-17 10:34:01,934 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-17 10:34:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:34:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:34:01,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:34:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:34:01,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:34:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:34:01,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:34:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:34:01,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:34:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2022-10-17 10:34:01,937 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2022-10-17 10:34:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2022-10-17 10:34:01,938 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2022-10-17 10:34:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2022-10-17 10:34:01,938 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2022-10-17 10:34:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:34:01,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:34:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2022-10-17 10:34:01,939 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2022-10-17 10:34:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:34:01,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:34:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-17 10:34:01,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-17 10:34:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 10:34:01,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 10:34:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 10:34:01,940 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 10:34:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2022-10-17 10:34:01,941 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2022-10-17 10:34:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:34:01,941 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:34:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-17 10:34:01,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-17 10:34:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:34:01,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:34:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:34:01,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:34:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:34:01,943 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:34:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2022-10-17 10:34:01,944 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2022-10-17 10:34:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-17 10:34:01,945 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-17 10:34:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-17 10:34:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-17 10:34:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2022-10-17 10:34:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2022-10-17 10:34:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2022-10-17 10:34:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2022-10-17 10:34:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-17 10:34:01,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-17 10:34:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:34:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:34:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:34:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:34:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:34:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:34:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:34:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:34:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 10:34:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 10:34:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-10-17 10:34:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-10-17 10:34:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 10:34:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 10:34:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:34:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:34:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:34:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 10:34:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 10:34:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:34:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:34:01,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:34:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2022-10-17 10:34:01,952 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2022-10-17 10:34:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 10:34:01,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 10:34:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:34:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:34:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:34:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:34:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 10:34:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 10:34:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:34:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2022-10-17 10:34:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2022-10-17 10:34:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:34:01,956 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:34:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:34:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:34:01,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:34:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2022-10-17 10:34:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2022-10-17 10:34:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 10:34:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 10:34:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:34:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:34:01,958 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:34:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:34:01,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:34:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2022-10-17 10:34:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2022-10-17 10:34:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 10:34:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 10:34:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:34:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:34:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:34:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:34:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:34:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2022-10-17 10:34:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2022-10-17 10:34:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2022-10-17 10:34:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2022-10-17 10:34:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 10:34:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 10:34:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:34:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:34:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:34:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:34:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:34:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:34:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:34:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2022-10-17 10:34:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2022-10-17 10:34:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 10:34:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 10:34:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-17 10:34:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-17 10:34:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:34:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2022-10-17 10:34:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2022-10-17 10:34:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:34:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:34:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:34:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:34:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:34:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:34:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:34:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 10:34:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 10:34:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:34:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:34:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:34:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:34:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:34:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:34:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:34:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:34:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-17 10:34:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-17 10:34:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:34:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:34:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-10-17 10:34:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-10-17 10:34:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 10:34:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 10:34:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:34:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:34:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 10:34:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 10:34:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 10:34:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 10:34:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:34:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-10-17 10:34:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-10-17 10:34:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2022-10-17 10:34:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2022-10-17 10:34:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:34:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:34:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-17 10:34:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-17 10:34:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:34:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:34:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2022-10-17 10:34:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2022-10-17 10:34:03,043 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:34:03,050 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:34:03,761 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:34:08,871 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:34:09,138 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:34:09,170 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:34:09,170 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:34:09,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:34:09 BoogieIcfgContainer [2022-10-17 10:34:09,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:34:09,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:34:09,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:34:09,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:34:09,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:33:57" (1/3) ... [2022-10-17 10:34:09,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c9c2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:34:09, skipping insertion in model container [2022-10-17 10:34:09,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:01" (2/3) ... [2022-10-17 10:34:09,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c9c2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:34:09, skipping insertion in model container [2022-10-17 10:34:09,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:34:09" (3/3) ... [2022-10-17 10:34:09,186 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 10:34:09,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:34:09,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-17 10:34:09,330 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:34:09,342 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@66fbe245, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:34:09,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-17 10:34:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 2072 states, 1445 states have (on average 1.3529411764705883) internal successors, (1955), 1484 states have internal predecessors, (1955), 541 states have call successors, (541), 85 states have call predecessors, (541), 84 states have return successors, (535), 521 states have call predecessors, (535), 535 states have call successors, (535) [2022-10-17 10:34:09,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 10:34:09,391 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:34:09,392 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:34:09,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:34:09,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:34:09,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1312287544, now seen corresponding path program 1 times [2022-10-17 10:34:09,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:34:09,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071263588] [2022-10-17 10:34:09,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:34:09,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:34:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:34:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:34:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:34:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:34:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:34:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:34:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:34:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:34:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-17 10:34:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-17 10:34:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-10-17 10:34:10,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:34:10,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071263588] [2022-10-17 10:34:10,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071263588] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:34:10,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:34:10,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:34:10,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013933646] [2022-10-17 10:34:10,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:34:10,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:34:10,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:34:10,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:34:10,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:34:10,490 INFO L87 Difference]: Start difference. First operand has 2072 states, 1445 states have (on average 1.3529411764705883) internal successors, (1955), 1484 states have internal predecessors, (1955), 541 states have call successors, (541), 85 states have call predecessors, (541), 84 states have return successors, (535), 521 states have call predecessors, (535), 535 states have call successors, (535) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-10-17 10:34:16,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:34:16,257 INFO L93 Difference]: Finished difference Result 6124 states and 9208 transitions. [2022-10-17 10:34:16,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:34:16,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 115 [2022-10-17 10:34:16,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:34:16,331 INFO L225 Difference]: With dead ends: 6124 [2022-10-17 10:34:16,331 INFO L226 Difference]: Without dead ends: 4062 [2022-10-17 10:34:16,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:34:16,366 INFO L413 NwaCegarLoop]: 3066 mSDtfsCounter, 3544 mSDsluCounter, 2741 mSDsCounter, 0 mSdLazyCounter, 2442 mSolverCounterSat, 1657 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4034 SdHoareTripleChecker+Valid, 5807 SdHoareTripleChecker+Invalid, 4099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1657 IncrementalHoareTripleChecker+Valid, 2442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:34:16,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4034 Valid, 5807 Invalid, 4099 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1657 Valid, 2442 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-10-17 10:34:16,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2022-10-17 10:34:16,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 4022. [2022-10-17 10:34:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 2813 states have (on average 1.3007465339495201) internal successors, (3659), 2890 states have internal predecessors, (3659), 1042 states have call successors, (1042), 166 states have call predecessors, (1042), 165 states have return successors, (1039), 1011 states have call predecessors, (1039), 1039 states have call successors, (1039) [2022-10-17 10:34:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5740 transitions. [2022-10-17 10:34:16,817 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5740 transitions. Word has length 115 [2022-10-17 10:34:16,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:34:16,819 INFO L495 AbstractCegarLoop]: Abstraction has 4022 states and 5740 transitions. [2022-10-17 10:34:16,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-10-17 10:34:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5740 transitions. [2022-10-17 10:34:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 10:34:16,838 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:34:16,839 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:34:16,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:34:16,839 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:34:16,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:34:16,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1774726784, now seen corresponding path program 1 times [2022-10-17 10:34:16,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:34:16,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60639892] [2022-10-17 10:34:16,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:34:16,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:34:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:34:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:34:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:34:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:34:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:34:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:34:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:34:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:34:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:34:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-17 10:34:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-17 10:34:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:34:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-17 10:34:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:34:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-10-17 10:34:17,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:34:17,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60639892] [2022-10-17 10:34:17,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60639892] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:34:17,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:34:17,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:34:17,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42968386] [2022-10-17 10:34:17,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:34:17,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:34:17,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:34:17,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:34:17,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:34:17,518 INFO L87 Difference]: Start difference. First operand 4022 states and 5740 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13)