./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-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc --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 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 --- 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-5e519f3 [2022-11-02 20:55:38,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:55:38,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:55:38,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:55:38,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:55:38,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:55:38,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:55:38,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:55:38,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:55:38,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:55:38,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:55:38,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:55:38,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:55:38,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:55:38,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:55:38,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:55:38,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:55:38,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:55:38,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:55:38,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:55:38,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:55:38,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:55:38,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:55:38,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:55:38,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:55:38,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:55:38,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:55:38,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:55:38,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:55:38,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:55:38,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:55:38,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:55:38,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:55:38,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:55:38,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:55:38,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:55:38,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:55:38,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:55:38,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:55:38,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:55:38,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:55:38,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:55:38,987 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:55:38,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:55:38,988 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:55:38,988 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:55:38,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:55:38,989 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:55:38,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:55:38,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:55:38,990 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:55:38,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:55:38,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:55:38,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:55:38,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:55:38,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:55:38,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:55:38,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:55:38,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:55:38,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:55:38,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:55:38,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:55:38,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:55:38,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:55:38,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:55:38,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:55:38,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:55:38,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:55:38,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:55:38,994 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:55:38,994 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:55:38,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:55:38,994 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_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 [2022-11-02 20:55:39,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:55:39,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:55:39,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:55:39,341 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:55:39,342 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:55:39,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 20:55:39,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/data/9892583c8/1c39267a72c14419b5f335e9f7eb1004/FLAG865798c53 [2022-11-02 20:55:40,676 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:55:40,678 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 20:55:40,751 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/data/9892583c8/1c39267a72c14419b5f335e9f7eb1004/FLAG865798c53 [2022-11-02 20:55:40,909 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/data/9892583c8/1c39267a72c14419b5f335e9f7eb1004 [2022-11-02 20:55:40,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:55:40,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:55:40,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:55:40,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:55:40,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:55:40,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:55:40" (1/1) ... [2022-11-02 20:55:40,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc1eab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:40, skipping insertion in model container [2022-11-02 20:55:40,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:55:40" (1/1) ... [2022-11-02 20:55:40,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:55:41,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:55:47,367 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2022-11-02 20:55:47,370 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2022-11-02 20:55:47,370 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2022-11-02 20:55:47,371 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2022-11-02 20:55:47,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:55:47,517 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:55:48,151 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2022-11-02 20:55:48,152 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2022-11-02 20:55:48,153 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2022-11-02 20:55:48,153 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_781622ee-1095-4820-9cca-f2b72ddf994b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2022-11-02 20:55:48,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:55:48,835 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:55:48,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48 WrapperNode [2022-11-02 20:55:48,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:55:48,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:55:48,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:55:48,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:55:48,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:49,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:49,532 INFO L138 Inliner]: procedures = 690, calls = 7447, calls flagged for inlining = 379, calls inlined = 358, statements flattened = 15777 [2022-11-02 20:55:49,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:55:49,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:55:49,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:55:49,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:55:49,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:49,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:49,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:49,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:55:50,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:55:50,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:55:50,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:55:50,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (1/1) ... [2022-11-02 20:55:50,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:55:50,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:50,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:50,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781622ee-1095-4820-9cca-f2b72ddf994b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:55:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:55:50,621 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:55:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-02 20:55:50,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-02 20:55:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-02 20:55:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:55:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:55:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-02 20:55:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-02 20:55:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-11-02 20:55:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-11-02 20:55:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-02 20:55:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-02 20:55:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-02 20:55:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-02 20:55:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-11-02 20:55:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-11-02 20:55:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:55:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:55:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-11-02 20:55:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-11-02 20:55:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-11-02 20:55:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-11-02 20:55:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-11-02 20:55:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-11-02 20:55:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-02 20:55:50,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-02 20:55:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 20:55:50,627 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 20:55:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-02 20:55:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-02 20:55:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-11-02 20:55:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-11-02 20:55:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-02 20:55:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-02 20:55:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-02 20:55:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-02 20:55:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-02 20:55:50,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-02 20:55:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 20:55:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 20:55:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 20:55:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 20:55:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:55:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:55:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-11-02 20:55:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-11-02 20:55:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-11-02 20:55:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-11-02 20:55:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:55:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:55:50,650 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-02 20:55:50,650 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-02 20:55:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-11-02 20:55:50,651 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-11-02 20:55:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-11-02 20:55:50,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-11-02 20:55:50,652 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-11-02 20:55:50,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-11-02 20:55:50,652 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-11-02 20:55:50,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-11-02 20:55:50,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-11-02 20:55:50,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-11-02 20:55:50,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:55:50,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:55:50,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:55:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:55:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-11-02 20:55:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-11-02 20:55:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:55:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:55:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 20:55:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 20:55:50,657 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-11-02 20:55:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-11-02 20:55:50,657 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:55:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:55:50,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:55:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:55:50,658 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-11-02 20:55:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-11-02 20:55:50,659 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-11-02 20:55:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-11-02 20:55:50,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 20:55:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 20:55:50,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-02 20:55:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-02 20:55:50,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:55:50,661 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 20:55:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 20:55:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-11-02 20:55:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-11-02 20:55:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-11-02 20:55:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-11-02 20:55:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-11-02 20:55:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-11-02 20:55:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-11-02 20:55:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-11-02 20:55:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-11-02 20:55:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-11-02 20:55:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-02 20:55:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-02 20:55:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-11-02 20:55:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-11-02 20:55:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-02 20:55:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-02 20:55:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-11-02 20:55:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-11-02 20:55:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-11-02 20:55:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-11-02 20:55:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-02 20:55:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-11-02 20:55:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:55:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:55:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-11-02 20:55:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-11-02 20:55:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:55:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:55:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-02 20:55:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-02 20:55:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-11-02 20:55:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-11-02 20:55:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-02 20:55:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-02 20:55:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:55:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-11-02 20:55:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-11-02 20:55:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-02 20:55:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-02 20:55:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:55:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:55:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:55:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:55:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-11-02 20:55:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-11-02 20:55:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-11-02 20:55:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-11-02 20:55:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-11-02 20:55:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-11-02 20:55:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:55:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-11-02 20:55:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-11-02 20:55:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:55:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:55:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:55:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 20:55:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 20:55:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:55:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:55:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 20:55:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 20:55:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-02 20:55:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-02 20:55:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:55:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:55:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-11-02 20:55:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-11-02 20:55:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-11-02 20:55:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-11-02 20:55:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:55:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:55:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-11-02 20:55:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-11-02 20:55:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-02 20:55:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-02 20:55:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 20:55:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 20:55:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-11-02 20:55:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-11-02 20:55:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-11-02 20:55:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-11-02 20:55:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:55:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:55:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:55:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:55:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-11-02 20:55:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-11-02 20:55:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-11-02 20:55:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-11-02 20:55:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-11-02 20:55:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-11-02 20:55:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:55:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-11-02 20:55:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-11-02 20:55:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 20:55:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 20:55:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 20:55:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 20:55:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 20:55:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 20:55:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-02 20:55:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-02 20:55:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-02 20:55:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-02 20:55:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-11-02 20:55:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-11-02 20:55:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:55:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-02 20:55:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-02 20:55:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:55:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:55:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:55:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:55:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:55:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:55:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-11-02 20:55:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-11-02 20:55:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-11-02 20:55:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-11-02 20:55:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:55:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:55:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:55:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:55:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-11-02 20:55:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-11-02 20:55:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:55:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:55:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-11-02 20:55:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-11-02 20:55:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-11-02 20:55:50,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-11-02 20:55:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:55:50,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:55:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-11-02 20:55:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-11-02 20:55:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-02 20:55:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-02 20:55:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-11-02 20:55:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-11-02 20:55:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:55:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:55:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 20:55:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 20:55:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 20:55:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 20:55:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-02 20:55:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-02 20:55:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-11-02 20:55:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-11-02 20:55:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-11-02 20:55:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-11-02 20:55:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-02 20:55:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-02 20:55:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-11-02 20:55:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-11-02 20:55:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 20:55:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 20:55:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 20:55:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 20:55:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:55:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:55:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-11-02 20:55:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-11-02 20:55:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-02 20:55:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-02 20:55:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-11-02 20:55:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-11-02 20:55:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-11-02 20:55:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-11-02 20:55:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:55:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:55:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-11-02 20:55:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-11-02 20:55:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:55:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:55:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:55:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:55:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-02 20:55:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-02 20:55:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:55:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:55:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 20:55:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 20:55:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-11-02 20:55:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-11-02 20:55:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-02 20:55:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-02 20:55:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 20:55:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 20:55:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 20:55:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 20:55:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-11-02 20:55:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-11-02 20:55:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 20:55:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-11-02 20:55:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-11-02 20:55:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-02 20:55:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-02 20:55:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-11-02 20:55:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-11-02 20:55:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-11-02 20:55:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-11-02 20:55:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 20:55:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 20:55:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-11-02 20:55:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-11-02 20:55:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-02 20:55:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-02 20:55:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-11-02 20:55:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-11-02 20:55:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:55:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:55:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 20:55:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 20:55:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 20:55:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 20:55:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-02 20:55:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-02 20:55:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-11-02 20:55:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-11-02 20:55:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:55:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:55:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:55:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:55:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-11-02 20:55:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-11-02 20:55:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-11-02 20:55:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-11-02 20:55:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 20:55:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 20:55:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-11-02 20:55:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-11-02 20:55:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-11-02 20:55:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-11-02 20:55:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-02 20:55:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-02 20:55:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-11-02 20:55:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-11-02 20:55:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 20:55:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 20:55:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:55:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:55:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:55:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:55:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:55:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-11-02 20:55:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-11-02 20:55:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 20:55:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 20:55:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-11-02 20:55:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-11-02 20:55:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 20:55:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 20:55:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-11-02 20:55:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-11-02 20:55:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:55:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-02 20:55:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-02 20:55:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-11-02 20:55:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-11-02 20:55:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-11-02 20:55:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-11-02 20:55:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-02 20:55:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-02 20:55:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-02 20:55:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-02 20:55:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:55:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-11-02 20:55:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-11-02 20:55:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-11-02 20:55:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-11-02 20:55:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-02 20:55:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-02 20:55:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-11-02 20:55:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-11-02 20:55:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:55:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:55:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 20:55:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 20:55:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-02 20:55:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-02 20:55:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:55:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:55:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:55:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:55:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-02 20:55:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-02 20:55:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-11-02 20:55:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-11-02 20:55:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-11-02 20:55:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-11-02 20:55:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-02 20:55:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-02 20:55:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-02 20:55:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-02 20:55:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-11-02 20:55:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-11-02 20:55:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-02 20:55:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-02 20:55:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 20:55:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 20:55:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:55:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:55:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-11-02 20:55:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-11-02 20:55:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-02 20:55:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-02 20:55:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-11-02 20:55:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-11-02 20:55:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-02 20:55:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-02 20:55:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:55:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:55:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-02 20:55:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-02 20:55:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-11-02 20:55:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-11-02 20:55:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:55:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:55:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-11-02 20:55:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-11-02 20:55:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:55:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-02 20:55:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-02 20:55:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:55:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:55:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-11-02 20:55:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-11-02 20:55:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:55:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:55:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 20:55:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 20:55:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-11-02 20:55:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-11-02 20:55:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-11-02 20:55:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-11-02 20:55:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:55:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:55:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-11-02 20:55:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-11-02 20:55:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-11-02 20:55:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-11-02 20:55:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 20:55:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 20:55:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 20:55:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 20:55:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-11-02 20:55:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-11-02 20:55:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-11-02 20:55:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-11-02 20:55:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-11-02 20:55:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-11-02 20:55:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-02 20:55:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-02 20:55:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:55:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:55:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-11-02 20:55:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-11-02 20:55:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-11-02 20:55:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-11-02 20:55:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:55:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:55:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-11-02 20:55:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-11-02 20:55:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-11-02 20:55:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-11-02 20:55:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 20:55:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 20:55:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-11-02 20:55:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-11-02 20:55:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:55:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:55:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-11-02 20:55:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-11-02 20:55:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-11-02 20:55:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-11-02 20:55:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-11-02 20:55:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-11-02 20:55:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-11-02 20:55:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-11-02 20:55:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:55:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:55:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:55:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:55:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-02 20:55:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:55:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-11-02 20:55:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-11-02 20:55:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-11-02 20:55:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-11-02 20:55:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-11-02 20:55:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-11-02 20:55:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:55:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:55:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-02 20:55:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-02 20:55:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-02 20:55:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-02 20:55:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-11-02 20:55:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-11-02 20:55:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-11-02 20:55:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-11-02 20:55:52,626 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:55:52,635 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:55:52,768 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:56:13,110 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 20:56:14,304 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:56:14,351 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:56:14,351 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-02 20:56:14,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:56:14 BoogieIcfgContainer [2022-11-02 20:56:14,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:56:14,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:56:14,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:56:14,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:56:14,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:55:40" (1/3) ... [2022-11-02 20:56:14,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@507d64e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:56:14, skipping insertion in model container [2022-11-02 20:56:14,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:48" (2/3) ... [2022-11-02 20:56:14,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@507d64e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:56:14, skipping insertion in model container [2022-11-02 20:56:14,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:56:14" (3/3) ... [2022-11-02 20:56:14,374 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 20:56:14,403 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:56:14,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-02 20:56:14,557 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:56:14,564 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;@67ba07ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:56:14,564 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-02 20:56:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand has 5135 states, 3652 states have (on average 1.34118291347207) internal successors, (4898), 3715 states have internal predecessors, (4898), 1246 states have call successors, (1246), 236 states have call predecessors, (1246), 235 states have return successors, (1239), 1223 states have call predecessors, (1239), 1239 states have call successors, (1239) [2022-11-02 20:56:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-02 20:56:14,612 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:56:14,613 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:56:14,613 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:56:14,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:56:14,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1585545150, now seen corresponding path program 1 times [2022-11-02 20:56:14,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:56:14,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436683261] [2022-11-02 20:56:14,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:56:14,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:56:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:56:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:56:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:56:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:56:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:56:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:56:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:56:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:56:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:56:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:56:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:56:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:56:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:56:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:56:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:56:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:56:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:56:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:56:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 20:56:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-02 20:56:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-02 20:56:16,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:56:16,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436683261] [2022-11-02 20:56:16,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436683261] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:56:16,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:56:16,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:56:16,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695846547] [2022-11-02 20:56:16,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:56:16,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:56:16,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:56:16,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:56:16,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:56:16,750 INFO L87 Difference]: Start difference. First operand has 5135 states, 3652 states have (on average 1.34118291347207) internal successors, (4898), 3715 states have internal predecessors, (4898), 1246 states have call successors, (1246), 236 states have call predecessors, (1246), 235 states have return successors, (1239), 1223 states have call predecessors, (1239), 1239 states have call successors, (1239) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 20:56:32,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:35,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:37,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:39,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:45,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:47,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:49,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:56:55,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:56:55,496 INFO L93 Difference]: Finished difference Result 16710 states and 24540 transitions. [2022-11-02 20:56:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:56:55,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 225 [2022-11-02 20:56:55,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:56:55,616 INFO L225 Difference]: With dead ends: 16710 [2022-11-02 20:56:55,617 INFO L226 Difference]: Without dead ends: 11600 [2022-11-02 20:56:55,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:56:55,657 INFO L413 NwaCegarLoop]: 7714 mSDtfsCounter, 11754 mSDsluCounter, 7325 mSDsCounter, 0 mSdLazyCounter, 6191 mSolverCounterSat, 4697 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12974 SdHoareTripleChecker+Valid, 15039 SdHoareTripleChecker+Invalid, 10895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4697 IncrementalHoareTripleChecker+Valid, 6191 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:56:55,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12974 Valid, 15039 Invalid, 10895 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4697 Valid, 6191 Invalid, 7 Unknown, 0 Unchecked, 37.4s Time] [2022-11-02 20:56:55,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11600 states. [2022-11-02 20:56:56,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11600 to 10087. [2022-11-02 20:56:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10087 states, 7179 states have (on average 1.335562055996657) internal successors, (9588), 7305 states have internal predecessors, (9588), 2438 states have call successors, (2438), 468 states have call predecessors, (2438), 468 states have return successors, (2437), 2403 states have call predecessors, (2437), 2435 states have call successors, (2437) [2022-11-02 20:56:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10087 states to 10087 states and 14463 transitions. [2022-11-02 20:56:56,320 INFO L78 Accepts]: Start accepts. Automaton has 10087 states and 14463 transitions. Word has length 225 [2022-11-02 20:56:56,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:56:56,324 INFO L495 AbstractCegarLoop]: Abstraction has 10087 states and 14463 transitions. [2022-11-02 20:56:56,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 20:56:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 10087 states and 14463 transitions. [2022-11-02 20:56:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-11-02 20:56:56,356 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:56:56,358 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-11-02 20:56:56,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:56:56,358 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:56:56,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:56:56,359 INFO L85 PathProgramCache]: Analyzing trace with hash 527532938, now seen corresponding path program 1 times [2022-11-02 20:56:56,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:56:56,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650632354] [2022-11-02 20:56:56,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:56:56,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:56:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:56:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:56:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:56:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:56:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:56:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:56:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:56:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:56:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:56:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:56:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:56:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:56:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:56:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:56:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:56:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:56:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:56:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:56:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 20:56:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-11-02 20:56:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 20:56:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-02 20:56:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-02 20:56:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:56:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:56:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:56:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-11-02 20:56:58,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:56:58,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650632354] [2022-11-02 20:56:58,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650632354] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:56:58,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:56:58,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:56:58,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387634646] [2022-11-02 20:56:58,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:56:58,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:56:58,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:56:58,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:56:58,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:56:58,091 INFO L87 Difference]: Start difference. First operand 10087 states and 14463 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-02 20:57:10,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:13,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:16,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:21,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:23,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:30,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:57:30,678 INFO L93 Difference]: Finished difference Result 26170 states and 37965 transitions. [2022-11-02 20:57:30,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:57:30,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 273 [2022-11-02 20:57:30,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:57:30,910 INFO L225 Difference]: With dead ends: 26170 [2022-11-02 20:57:30,911 INFO L226 Difference]: Without dead ends: 16124 [2022-11-02 20:57:30,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:57:30,960 INFO L413 NwaCegarLoop]: 8747 mSDtfsCounter, 10174 mSDsluCounter, 7734 mSDsCounter, 0 mSdLazyCounter, 6117 mSolverCounterSat, 4164 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11267 SdHoareTripleChecker+Valid, 16481 SdHoareTripleChecker+Invalid, 10286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4164 IncrementalHoareTripleChecker+Valid, 6117 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:57:30,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11267 Valid, 16481 Invalid, 10286 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4164 Valid, 6117 Invalid, 5 Unknown, 0 Unchecked, 31.3s Time] [2022-11-02 20:57:30,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16124 states. [2022-11-02 20:57:31,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16124 to 13910. [2022-11-02 20:57:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13910 states, 9967 states have (on average 1.3408247215812181) internal successors, (13364), 10146 states have internal predecessors, (13364), 3292 states have call successors, (3292), 650 states have call predecessors, (3292), 649 states have return successors, (3292), 3238 states have call predecessors, (3292), 3289 states have call successors, (3292) [2022-11-02 20:57:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13910 states to 13910 states and 19948 transitions. [2022-11-02 20:57:31,729 INFO L78 Accepts]: Start accepts. Automaton has 13910 states and 19948 transitions. Word has length 273 [2022-11-02 20:57:31,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:57:31,731 INFO L495 AbstractCegarLoop]: Abstraction has 13910 states and 19948 transitions. [2022-11-02 20:57:31,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-02 20:57:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 13910 states and 19948 transitions. [2022-11-02 20:57:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-02 20:57:31,742 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:57:31,742 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:57:31,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:57:31,743 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:57:31,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:57:31,744 INFO L85 PathProgramCache]: Analyzing trace with hash -983044812, now seen corresponding path program 1 times [2022-11-02 20:57:31,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:57:31,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811486081] [2022-11-02 20:57:31,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:57:31,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:57:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:57:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:57:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:57:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:57:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:57:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:57:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:57:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:57:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:57:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:57:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:57:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:57:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:57:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:57:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:57:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:57:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:57:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:57:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 20:57:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:57:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:57:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 20:57:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 20:57:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:57:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-02 20:57:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:57:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-02 20:57:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:57:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2022-11-02 20:57:32,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:57:32,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811486081] [2022-11-02 20:57:32,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811486081] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:57:32,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:57:32,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:57:32,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535458861] [2022-11-02 20:57:32,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:57:32,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:57:32,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:57:32,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:57:32,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:57:32,986 INFO L87 Difference]: Start difference. First operand 13910 states and 19948 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-02 20:57:46,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:49,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:51,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:57:55,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:02,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:58:02,577 INFO L93 Difference]: Finished difference Result 36447 states and 52946 transitions. [2022-11-02 20:58:02,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:58:02,577 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 281 [2022-11-02 20:58:02,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:58:02,787 INFO L225 Difference]: With dead ends: 36447 [2022-11-02 20:58:02,788 INFO L226 Difference]: Without dead ends: 26938 [2022-11-02 20:58:02,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:58:02,843 INFO L413 NwaCegarLoop]: 12019 mSDtfsCounter, 9805 mSDsluCounter, 9194 mSDsCounter, 0 mSdLazyCounter, 6261 mSolverCounterSat, 3728 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11019 SdHoareTripleChecker+Valid, 21213 SdHoareTripleChecker+Invalid, 9993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6261 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:58:02,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11019 Valid, 21213 Invalid, 9993 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3728 Valid, 6261 Invalid, 4 Unknown, 0 Unchecked, 28.2s Time] [2022-11-02 20:58:02,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26938 states. [2022-11-02 20:58:04,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26938 to 23247. [2022-11-02 20:58:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23247 states, 16653 states have (on average 1.340899537620849) internal successors, (22330), 16948 states have internal predecessors, (22330), 5505 states have call successors, (5505), 1088 states have call predecessors, (5505), 1087 states have return successors, (5507), 5420 states have call predecessors, (5507), 5502 states have call successors, (5507) [2022-11-02 20:58:04,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23247 states to 23247 states and 33342 transitions. [2022-11-02 20:58:04,264 INFO L78 Accepts]: Start accepts. Automaton has 23247 states and 33342 transitions. Word has length 281 [2022-11-02 20:58:04,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:58:04,265 INFO L495 AbstractCegarLoop]: Abstraction has 23247 states and 33342 transitions. [2022-11-02 20:58:04,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-02 20:58:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 23247 states and 33342 transitions. [2022-11-02 20:58:04,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-02 20:58:04,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:04,280 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:58:04,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:58:04,280 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:04,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:04,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1117058318, now seen corresponding path program 1 times [2022-11-02 20:58:04,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:04,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745407677] [2022-11-02 20:58:04,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:04,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:05,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:58:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:58:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:58:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:58:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:58:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:58:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:58:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:58:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:58:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:58:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:58:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:58:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:58:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:58:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:58:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:58:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:58:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:58:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 20:58:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:58:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:58:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 20:58:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 20:58:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-02 20:58:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:58:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-02 20:58:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:06,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-02 20:58:06,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:58:06,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745407677] [2022-11-02 20:58:06,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745407677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:58:06,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:58:06,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:58:06,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629578475] [2022-11-02 20:58:06,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:58:06,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:58:06,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:58:06,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:58:06,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:58:06,702 INFO L87 Difference]: Start difference. First operand 23247 states and 33342 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-02 20:58:19,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:21,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:25,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:27,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:30,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:41,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:58:41,365 INFO L93 Difference]: Finished difference Result 29575 states and 43072 transitions. [2022-11-02 20:58:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:58:41,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 281 [2022-11-02 20:58:41,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:58:41,555 INFO L225 Difference]: With dead ends: 29575 [2022-11-02 20:58:41,555 INFO L226 Difference]: Without dead ends: 29544 [2022-11-02 20:58:41,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:58:41,583 INFO L413 NwaCegarLoop]: 7204 mSDtfsCounter, 10734 mSDsluCounter, 9113 mSDsCounter, 0 mSdLazyCounter, 7531 mSolverCounterSat, 3821 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11724 SdHoareTripleChecker+Valid, 16317 SdHoareTripleChecker+Invalid, 11357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3821 IncrementalHoareTripleChecker+Valid, 7531 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:58:41,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11724 Valid, 16317 Invalid, 11357 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3821 Valid, 7531 Invalid, 5 Unknown, 0 Unchecked, 33.0s Time] [2022-11-02 20:58:41,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29544 states. [2022-11-02 20:58:42,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29544 to 25339. [2022-11-02 20:58:42,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25339 states, 18171 states have (on average 1.340432557371636) internal successors, (24357), 18490 states have internal predecessors, (24357), 5951 states have call successors, (5951), 1215 states have call predecessors, (5951), 1216 states have return successors, (5957), 5866 states have call predecessors, (5957), 5951 states have call successors, (5957) [2022-11-02 20:58:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25339 states to 25339 states and 36265 transitions. [2022-11-02 20:58:43,126 INFO L78 Accepts]: Start accepts. Automaton has 25339 states and 36265 transitions. Word has length 281 [2022-11-02 20:58:43,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:58:43,132 INFO L495 AbstractCegarLoop]: Abstraction has 25339 states and 36265 transitions. [2022-11-02 20:58:43,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-02 20:58:43,132 INFO L276 IsEmpty]: Start isEmpty. Operand 25339 states and 36265 transitions. [2022-11-02 20:58:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-11-02 20:58:43,187 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:43,187 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 19, 19, 19, 19, 19, 19, 5, 5, 5, 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] [2022-11-02 20:58:43,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:58:43,188 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:43,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:43,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1079906948, now seen corresponding path program 1 times [2022-11-02 20:58:43,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:43,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062628932] [2022-11-02 20:58:43,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:43,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:58:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:58:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:58:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:58:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:58:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:58:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:58:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:58:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:58:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:58:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:58:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:58:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:58:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:58:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:58:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:58:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:58:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:58:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 20:58:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:58:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:58:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 20:58:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-02 20:58:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-02 20:58:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-02 20:58:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 20:58:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-02 20:58:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-02 20:58:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:58:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 20:58:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:58:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 20:58:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1897 trivial. 0 not checked. [2022-11-02 20:58:44,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:58:44,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062628932] [2022-11-02 20:58:44,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062628932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:58:44,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:58:44,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:58:44,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716202756] [2022-11-02 20:58:44,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:58:44,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:58:44,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:58:44,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:58:44,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:58:44,547 INFO L87 Difference]: Start difference. First operand 25339 states and 36265 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-02 20:58:56,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:58:58,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:00,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:03,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:05,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []