./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.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_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/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_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/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_00bc3080-4795-4bfb-89c4-75544367e1cd/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 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 --- 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 20:59:39,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:59:39,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:59:39,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:59:39,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:59:39,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:59:39,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:59:39,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:59:39,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:59:39,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:59:39,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:59:39,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:59:39,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:59:39,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:59:39,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:59:39,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:59:39,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:59:39,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:59:39,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:59:39,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:59:39,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:59:39,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:59:39,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:59:39,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:59:39,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:59:39,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:59:39,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:59:39,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:59:39,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:59:40,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:59:40,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:59:40,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:59:40,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:59:40,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:59:40,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:59:40,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:59:40,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:59:40,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:59:40,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:59:40,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:59:40,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:59:40,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:59:40,058 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:59:40,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:59:40,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:59:40,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:59:40,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:59:40,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:59:40,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:59:40,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:59:40,061 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:59:40,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:59:40,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:59:40,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:59:40,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:59:40,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:59:40,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:59:40,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:59:40,064 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:59:40,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:59:40,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:59:40,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:59:40,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:59:40,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:40,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:59:40,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:59:40,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:59:40,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:59:40,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:59:40,067 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:59:40,067 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:59:40,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:59:40,067 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_00bc3080-4795-4bfb-89c4-75544367e1cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 [2022-11-02 20:59:40,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:59:40,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:59:40,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:59:40,368 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:59:40,369 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:59:40,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 20:59:40,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/data/a0a7477ce/8acce097ebdf475e958f47b37038e0b4/FLAGfd68ac44e [2022-11-02 20:59:41,546 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:59:41,547 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 20:59:41,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/data/a0a7477ce/8acce097ebdf475e958f47b37038e0b4/FLAGfd68ac44e [2022-11-02 20:59:41,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/data/a0a7477ce/8acce097ebdf475e958f47b37038e0b4 [2022-11-02 20:59:41,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:59:41,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:59:41,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:41,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:59:41,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:59:41,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:41" (1/1) ... [2022-11-02 20:59:41,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0f0651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:41, skipping insertion in model container [2022-11-02 20:59:41,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:41" (1/1) ... [2022-11-02 20:59:41,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:59:42,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:59:48,442 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2022-11-02 20:59:48,445 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2022-11-02 20:59:48,446 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2022-11-02 20:59:48,446 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2022-11-02 20:59:48,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:48,568 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:59:49,653 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2022-11-02 20:59:49,655 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2022-11-02 20:59:49,655 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2022-11-02 20:59:49,656 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_00bc3080-4795-4bfb-89c4-75544367e1cd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2022-11-02 20:59:49,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:50,032 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:59:50,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50 WrapperNode [2022-11-02 20:59:50,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:50,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:50,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:59:50,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:59:50,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:50,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:50,728 INFO L138 Inliner]: procedures = 589, calls = 11455, calls flagged for inlining = 285, calls inlined = 221, statements flattened = 12279 [2022-11-02 20:59:50,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:50,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:59:50,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:59:50,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:59:50,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:50,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:50,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:50,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,437 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:59:51,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:59:51,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:59:51,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:59:51,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (1/1) ... [2022-11-02 20:59:51,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:51,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:51,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:59:51,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bc3080-4795-4bfb-89c4-75544367e1cd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:59:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 20:59:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 20:59:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:59:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:59:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure read_register [2022-11-02 20:59:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register [2022-11-02 20:59:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_data [2022-11-02 20:59:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_data [2022-11-02 20:59:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure write_register_byte [2022-11-02 20:59:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register_byte [2022-11-02 20:59:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:59:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:59:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 20:59:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 20:59:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-02 20:59:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-02 20:59:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_release_firmware [2022-11-02 20:59:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_release_firmware [2022-11-02 20:59:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_configure_security [2022-11-02 20:59:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_configure_security [2022-11-02 20:59:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 20:59:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 20:59:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 20:59:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 20:59:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_adapter [2022-11-02 20:59:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_adapter [2022-11-02 20:59:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_security_information [2022-11-02 20:59:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_security_information [2022-11-02 20:59:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-02 20:59:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-02 20:59:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:59:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:59:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:59:51,855 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:59:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:59:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:59:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:59:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:59:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:59:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:59:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mandatory_bssid [2022-11-02 20:59:51,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mandatory_bssid [2022-11-02 20:59:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:59:51,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:59:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:59:51,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:59:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2022-11-02 20:59:51,872 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2022-11-02 20:59:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2022-11-02 20:59:51,872 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2022-11-02 20:59:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_adapter [2022-11-02 20:59:51,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_adapter [2022-11-02 20:59:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 20:59:51,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 20:59:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:59:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_send_command [2022-11-02 20:59:51,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_send_command [2022-11-02 20:59:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:59:51,874 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:59:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_word [2022-11-02 20:59:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_word [2022-11-02 20:59:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:59:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:59:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure isr_scan_complete [2022-11-02 20:59:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_scan_complete [2022-11-02 20:59:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_power_mode [2022-11-02 20:59:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_power_mode [2022-11-02 20:59:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:59:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:59:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_byte [2022-11-02 20:59:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_byte [2022-11-02 20:59:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:59:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:59:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-11-02 20:59:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-11-02 20:59:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:59:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:59:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:59:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-02 20:59:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-02 20:59:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:59:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_dword [2022-11-02 20:59:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_dword [2022-11-02 20:59:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:59:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:59:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_channel [2022-11-02 20:59:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_channel [2022-11-02 20:59:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:59:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 20:59:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 20:59:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_up [2022-11-02 20:59:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_up [2022-11-02 20:59:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_commands [2022-11-02 20:59:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_commands [2022-11-02 20:59:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:59:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:59:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 20:59:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 20:59:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:59:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:59:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:59:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:59:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:59:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:59:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:59:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:59:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_adapter [2022-11-02 20:59:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_adapter [2022-11-02 20:59:51,883 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:59:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:59:51,883 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_scan_options [2022-11-02 20:59:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_scan_options [2022-11-02 20:59:51,885 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_txb_free [2022-11-02 20:59:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_txb_free [2022-11-02 20:59:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_fatalerror [2022-11-02 20:59:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_fatalerror [2022-11-02 20:59:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:59:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:59:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_rates [2022-11-02 20:59:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_rates [2022-11-02 20:59:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:59:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:59:51,897 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2022-11-02 20:59:51,897 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2022-11-02 20:59:51,897 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:59:51,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:59:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:59:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-02 20:59:51,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-02 20:59:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:59:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_snapshot_free [2022-11-02 20:59:51,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_snapshot_free [2022-11-02 20:59:51,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:59:51,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:59:51,899 INFO L130 BoogieDeclarations]: Found specification of procedure snprint_line [2022-11-02 20:59:51,899 INFO L138 BoogieDeclarations]: Found implementation of procedure snprint_line [2022-11-02 20:59:51,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:59:51,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:59:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reset [2022-11-02 20:59:51,900 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reset [2022-11-02 20:59:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:59:51,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:59:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:59:51,901 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:59:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure sw_reset_and_clock [2022-11-02 20:59:51,901 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_reset_and_clock [2022-11-02 20:59:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_interrupts [2022-11-02 20:59:51,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_interrupts [2022-11-02 20:59:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-02 20:59:51,902 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-02 20:59:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_resume [2022-11-02 20:59:51,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_resume [2022-11-02 20:59:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-02 20:59:51,902 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-02 20:59:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:59:51,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:59:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-02 20:59:51,903 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-02 20:59:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_pci_remove_one [2022-11-02 20:59:51,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_pci_remove_one [2022-11-02 20:59:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_free [2022-11-02 20:59:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_free [2022-11-02 20:59:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:59:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:59:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:59:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:59:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:59:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:59:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_alloc_skb [2022-11-02 20:59:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_alloc_skb [2022-11-02 20:59:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:59:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:59:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_get_ordinal [2022-11-02 20:59:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_get_ordinal [2022-11-02 20:59:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_stop_adapter [2022-11-02 20:59:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_stop_adapter [2022-11-02 20:59:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure write_register [2022-11-02 20:59:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register [2022-11-02 20:59:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_set_gpio [2022-11-02 20:59:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_set_gpio [2022-11-02 20:59:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 20:59:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 20:59:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_down [2022-11-02 20:59:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_down [2022-11-02 20:59:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_close [2022-11-02 20:59:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_close [2022-11-02 20:59:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_wait_for_card_state [2022-11-02 20:59:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_wait_for_card_state [2022-11-02 20:59:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_rf_kill [2022-11-02 20:59:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_rf_kill [2022-11-02 20:59:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 20:59:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 20:59:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:59:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:59:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure read_register_byte [2022-11-02 20:59:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register_byte [2022-11-02 20:59:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure status_queue_free [2022-11-02 20:59:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure status_queue_free [2022-11-02 20:59:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 20:59:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 20:59:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:59:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:59:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 20:59:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 20:59:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_rx_free [2022-11-02 20:59:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_rx_free [2022-11-02 20:59:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 20:59:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 20:59:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 20:59:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 20:59:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 20:59:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 20:59:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:59:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:59:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:59:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure mod_delayed_work [2022-11-02 20:59:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_delayed_work [2022-11-02 20:59:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:59:51,914 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:59:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_shutdown [2022-11-02 20:59:51,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_shutdown [2022-11-02 20:59:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:59:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_word [2022-11-02 20:59:51,914 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_word [2022-11-02 20:59:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_association_lost [2022-11-02 20:59:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_association_lost [2022-11-02 20:59:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_free [2022-11-02 20:59:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_free [2022-11-02 20:59:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mac_address [2022-11-02 20:59:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mac_address [2022-11-02 20:59:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_essid [2022-11-02 20:59:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_essid [2022-11-02 20:59:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-02 20:59:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-02 20:59:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:59:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_interrupts [2022-11-02 20:59:51,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_interrupts [2022-11-02 20:59:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:59:51,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:59:51,918 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:59:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:59:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_rts_threshold [2022-11-02 20:59:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_rts_threshold [2022-11-02 20:59:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_byte [2022-11-02 20:59:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_byte [2022-11-02 20:59:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:59:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:59:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 20:59:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 20:59:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure free_libipw [2022-11-02 20:59:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure free_libipw [2022-11-02 20:59:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:59:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:59:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:59:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:59:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-02 20:59:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-02 20:59:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_msg_free [2022-11-02 20:59:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_msg_free [2022-11-02 20:59:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure printk_buf [2022-11-02 20:59:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_buf [2022-11-02 20:59:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure ipw_ethtool_get_drvinfo [2022-11-02 20:59:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw_ethtool_get_drvinfo [2022-11-02 20:59:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-02 20:59:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-02 20:59:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_power [2022-11-02 20:59:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_power [2022-11-02 20:59:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:59:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:59:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-02 20:59:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-02 20:59:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 20:59:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 20:59:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-02 20:59:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-02 20:59:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_system_config [2022-11-02 20:59:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_system_config [2022-11-02 20:59:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_kill_works [2022-11-02 20:59:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_kill_works [2022-11-02 20:59:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2022-11-02 20:59:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2022-11-02 20:59:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:59:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:59:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:59:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_free [2022-11-02 20:59:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_free [2022-11-02 20:59:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:59:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:59:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure rf_kill_active [2022-11-02 20:59:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_kill_active [2022-11-02 20:59:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2022-11-02 20:59:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2022-11-02 20:59:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 20:59:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 20:59:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_allocate [2022-11-02 20:59:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_allocate [2022-11-02 20:59:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:59:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:59:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_priv [2022-11-02 20:59:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_priv [2022-11-02 20:59:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 20:59:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 20:59:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:59:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:59:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_timeout [2022-11-02 20:59:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_timeout [2022-11-02 20:59:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:59:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:59:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:59:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:59:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-02 20:59:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-02 20:59:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:59:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:59:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:59:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:59:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_open [2022-11-02 20:59:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_open [2022-11-02 20:59:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:59:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:59:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_initialize [2022-11-02 20:59:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_initialize [2022-11-02 20:59:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-02 20:59:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure pm_qos_update_request [2022-11-02 20:59:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_qos_update_request [2022-11-02 20:59:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_associated [2022-11-02 20:59:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_associated [2022-11-02 20:59:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:59:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_scanning [2022-11-02 20:59:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_scanning [2022-11-02 20:59:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_dword [2022-11-02 20:59:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_dword [2022-11-02 20:59:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:59:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:59:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-02 20:59:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-02 20:59:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_initialize [2022-11-02 20:59:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_initialize [2022-11-02 20:59:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_start_scan [2022-11-02 20:59:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_start_scan [2022-11-02 20:59:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-02 20:59:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-02 20:59:53,329 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:59:53,341 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:00:06,045 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:02:24,510 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:02:24,534 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:02:24,535 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-02 21:02:24,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:02:24 BoogieIcfgContainer [2022-11-02 21:02:24,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:02:24,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:02:24,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:02:24,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:02:24,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:59:41" (1/3) ... [2022-11-02 21:02:24,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14054740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:02:24, skipping insertion in model container [2022-11-02 21:02:24,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:50" (2/3) ... [2022-11-02 21:02:24,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14054740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:02:24, skipping insertion in model container [2022-11-02 21:02:24,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:02:24" (3/3) ... [2022-11-02 21:02:24,553 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 21:02:24,575 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:02:24,575 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-02 21:02:24,727 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:02:24,739 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;@ea39ea8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:02:24,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-02 21:02:24,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 3450 states, 2454 states have (on average 1.3304808475957621) internal successors, (3265), 2481 states have internal predecessors, (3265), 832 states have call successors, (832), 162 states have call predecessors, (832), 161 states have return successors, (828), 826 states have call predecessors, (828), 828 states have call successors, (828) [2022-11-02 21:02:24,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-02 21:02:24,779 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:24,780 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-11-02 21:02:24,786 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 21:02:24,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:24,795 INFO L85 PathProgramCache]: Analyzing trace with hash 342932409, now seen corresponding path program 1 times [2022-11-02 21:02:24,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:24,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472442853] [2022-11-02 21:02:24,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:24,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:02:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:02:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:02:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-02 21:02:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-02 21:02:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-02 21:02:27,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:27,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472442853] [2022-11-02 21:02:27,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472442853] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:27,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:27,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:02:27,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509730506] [2022-11-02 21:02:27,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:27,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:02:27,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:27,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:02:27,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:02:27,863 INFO L87 Difference]: Start difference. First operand has 3450 states, 2454 states have (on average 1.3304808475957621) internal successors, (3265), 2481 states have internal predecessors, (3265), 832 states have call successors, (832), 162 states have call predecessors, (832), 161 states have return successors, (828), 826 states have call predecessors, (828), 828 states have call successors, (828) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-02 21:02:28,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:02:28,974 INFO L93 Difference]: Finished difference Result 6866 states and 10219 transitions. [2022-11-02 21:02:28,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:02:28,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 50 [2022-11-02 21:02:28,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:02:29,032 INFO L225 Difference]: With dead ends: 6866 [2022-11-02 21:02:29,032 INFO L226 Difference]: Without dead ends: 3071 [2022-11-02 21:02:29,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 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 21:02:29,082 INFO L413 NwaCegarLoop]: 4901 mSDtfsCounter, 4881 mSDsluCounter, 4899 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4883 SdHoareTripleChecker+Valid, 9800 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:02:29,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4883 Valid, 9800 Invalid, 5 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-02 21:02:29,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3071 states. [2022-11-02 21:02:29,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3071 to 3071. [2022-11-02 21:02:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3071 states, 2175 states have (on average 1.3245977011494252) internal successors, (2881), 2195 states have internal predecessors, (2881), 742 states have call successors, (742), 153 states have call predecessors, (742), 153 states have return successors, (742), 740 states have call predecessors, (742), 742 states have call successors, (742) [2022-11-02 21:02:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 3071 states and 4365 transitions. [2022-11-02 21:02:29,414 INFO L78 Accepts]: Start accepts. Automaton has 3071 states and 4365 transitions. Word has length 50 [2022-11-02 21:02:29,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:02:29,416 INFO L495 AbstractCegarLoop]: Abstraction has 3071 states and 4365 transitions. [2022-11-02 21:02:29,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-02 21:02:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 4365 transitions. [2022-11-02 21:02:29,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-02 21:02:29,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:29,423 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-02 21:02:29,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:02:29,424 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:29,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:29,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1373142740, now seen corresponding path program 1 times [2022-11-02 21:02:29,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:29,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794452343] [2022-11-02 21:02:29,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:31,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:02:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:31,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:02:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:31,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:02:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:02:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-02 21:02:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:02:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-02 21:02:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 21:02:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:02:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-02 21:02:32,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:32,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794452343] [2022-11-02 21:02:32,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794452343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:32,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:32,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:02:32,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656468739] [2022-11-02 21:02:32,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:32,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:02:32,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:32,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:02:32,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:02:32,192 INFO L87 Difference]: Start difference. First operand 3071 states and 4365 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-02 21:02:35,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:37,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:40,238 WARN L539 Checker$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 21:03:01,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:03,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:06,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:08,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:11,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:14,146 WARN L539 Checker$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 21:03:16,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:19,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:22,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:26,658 WARN L539 Checker$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 21:03:30,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:32,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:34,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:37,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:03:41,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:41,574 INFO L93 Difference]: Finished difference Result 4192 states and 5980 transitions. [2022-11-02 21:03:41,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:03:41,575 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 99 [2022-11-02 21:03:41,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:41,578 INFO L225 Difference]: With dead ends: 4192 [2022-11-02 21:03:41,578 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 21:03:41,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:03:41,601 INFO L413 NwaCegarLoop]: 5219 mSDtfsCounter, 4673 mSDsluCounter, 6085 mSDsCounter, 0 mSdLazyCounter, 3956 mSolverCounterSat, 1736 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5167 SdHoareTripleChecker+Valid, 11304 SdHoareTripleChecker+Invalid, 5709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1736 IncrementalHoareTripleChecker+Valid, 3956 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:41,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5167 Valid, 11304 Invalid, 5709 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1736 Valid, 3956 Invalid, 17 Unknown, 0 Unchecked, 68.7s Time] [2022-11-02 21:03:41,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 21:03:41,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 21:03:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 21:03:41,607 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2022-11-02 21:03:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:41,608 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 21:03:41,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-02 21:03:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 21:03:41,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 21:03:41,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-11-02 21:03:41,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-11-02 21:03:41,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:03:41,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.