./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43882d2f8712dcdd3f8d0d3cb4b46554377eabdc ........................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43882d2f8712dcdd3f8d0d3cb4b46554377eabdc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 04:25:35,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 04:25:35,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 04:25:35,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 04:25:35,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 04:25:35,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 04:25:35,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 04:25:35,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 04:25:35,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 04:25:35,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 04:25:35,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 04:25:35,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 04:25:35,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 04:25:35,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 04:25:35,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 04:25:35,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 04:25:35,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 04:25:35,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 04:25:35,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 04:25:35,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 04:25:35,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 04:25:35,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 04:25:35,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 04:25:35,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 04:25:35,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 04:25:35,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 04:25:35,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 04:25:35,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 04:25:35,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 04:25:35,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 04:25:35,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 04:25:35,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 04:25:35,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 04:25:35,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 04:25:35,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 04:25:35,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 04:25:35,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 04:25:35,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 04:25:35,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 04:25:35,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 04:25:35,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 04:25:35,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 04:25:36,003 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 04:25:36,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 04:25:36,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 04:25:36,004 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 04:25:36,004 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 04:25:36,004 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 04:25:36,004 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 04:25:36,005 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 04:25:36,005 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 04:25:36,005 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 04:25:36,005 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 04:25:36,005 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 04:25:36,006 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 04:25:36,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 04:25:36,006 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 04:25:36,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 04:25:36,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 04:25:36,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 04:25:36,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 04:25:36,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 04:25:36,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 04:25:36,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 04:25:36,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 04:25:36,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 04:25:36,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 04:25:36,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 04:25:36,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 04:25:36,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:25:36,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 04:25:36,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 04:25:36,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 04:25:36,009 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 04:25:36,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 04:25:36,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 04:25:36,010 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 04:25:36,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 04:25:36,010 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43882d2f8712dcdd3f8d0d3cb4b46554377eabdc [2020-12-09 04:25:36,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 04:25:36,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 04:25:36,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 04:25:36,242 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 04:25:36,242 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 04:25:36,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2020-12-09 04:25:36,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/1938f23d8/3e6e741cfedb444881627947b5c167ee/FLAG308b67615 [2020-12-09 04:25:36,842 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 04:25:36,842 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2020-12-09 04:25:36,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/1938f23d8/3e6e741cfedb444881627947b5c167ee/FLAG308b67615 [2020-12-09 04:25:37,337 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/1938f23d8/3e6e741cfedb444881627947b5c167ee [2020-12-09 04:25:37,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 04:25:37,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 04:25:37,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 04:25:37,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 04:25:37,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 04:25:37,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:25:37" (1/1) ... [2020-12-09 04:25:37,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cce475b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:37, skipping insertion in model container [2020-12-09 04:25:37,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:25:37" (1/1) ... [2020-12-09 04:25:37,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 04:25:37,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 04:25:38,395 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2020-12-09 04:25:38,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:25:38,440 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-12-09 04:25:38,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ef8f4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:38, skipping insertion in model container [2020-12-09 04:25:38,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 04:25:38,441 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 04:25:38,443 INFO L168 Benchmark]: Toolchain (without parser) took 1095.27 ms. Allocated memory is still 127.9 MB. Free memory was 98.0 MB in the beginning and 57.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-12-09 04:25:38,443 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 71.3 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 04:25:38,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1090.45 ms. Allocated memory is still 127.9 MB. Free memory was 98.0 MB in the beginning and 57.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-12-09 04:25:38,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 71.3 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1090.45 ms. Allocated memory is still 127.9 MB. Free memory was 98.0 MB in the beginning and 57.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5209]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 04:25:39,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 04:25:39,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 04:25:39,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 04:25:39,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 04:25:39,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 04:25:39,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 04:25:39,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 04:25:39,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 04:25:39,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 04:25:39,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 04:25:39,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 04:25:39,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 04:25:39,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 04:25:39,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 04:25:39,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 04:25:39,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 04:25:39,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 04:25:39,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 04:25:39,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 04:25:39,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 04:25:39,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 04:25:39,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 04:25:39,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 04:25:39,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 04:25:39,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 04:25:39,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 04:25:39,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 04:25:39,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 04:25:39,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 04:25:39,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 04:25:39,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 04:25:39,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 04:25:39,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 04:25:39,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 04:25:39,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 04:25:39,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 04:25:39,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 04:25:39,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 04:25:39,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 04:25:39,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 04:25:39,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 04:25:39,885 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 04:25:39,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 04:25:39,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 04:25:39,886 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 04:25:39,886 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 04:25:39,887 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 04:25:39,887 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 04:25:39,887 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 04:25:39,887 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 04:25:39,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 04:25:39,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 04:25:39,889 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 04:25:39,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 04:25:39,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 04:25:39,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 04:25:39,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 04:25:39,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:25:39,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 04:25:39,890 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43882d2f8712dcdd3f8d0d3cb4b46554377eabdc [2020-12-09 04:25:40,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 04:25:40,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 04:25:40,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 04:25:40,118 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 04:25:40,118 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 04:25:40,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2020-12-09 04:25:40,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/b455d2e26/f333c2026fc0407c800a35051f4b81f5/FLAGa577bb820 [2020-12-09 04:25:40,702 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 04:25:40,702 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2020-12-09 04:25:40,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/b455d2e26/f333c2026fc0407c800a35051f4b81f5/FLAGa577bb820 [2020-12-09 04:25:41,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/data/b455d2e26/f333c2026fc0407c800a35051f4b81f5 [2020-12-09 04:25:41,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 04:25:41,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 04:25:41,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 04:25:41,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 04:25:41,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 04:25:41,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:25:41" (1/1) ... [2020-12-09 04:25:41,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a5de8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:41, skipping insertion in model container [2020-12-09 04:25:41,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:25:41" (1/1) ... [2020-12-09 04:25:41,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 04:25:41,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 04:25:42,336 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2020-12-09 04:25:42,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:25:42,387 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 04:25:42,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 04:25:42,618 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2020-12-09 04:25:42,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:25:42,649 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 04:25:42,861 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2020-12-09 04:25:42,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:25:43,042 INFO L208 MainTranslator]: Completed translation [2020-12-09 04:25:43,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43 WrapperNode [2020-12-09 04:25:43,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 04:25:43,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 04:25:43,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 04:25:43,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 04:25:43,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 04:25:43,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 04:25:43,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 04:25:43,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 04:25:43,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... [2020-12-09 04:25:43,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 04:25:43,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 04:25:43,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 04:25:43,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 04:25:43,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-09 04:25:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-12-09 04:25:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-12-09 04:25:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 04:25:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 04:25:44,046 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,073 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,093 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,094 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,097 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,098 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:25:44,119 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 04:26:18,715 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##644: assume !false; [2020-12-09 04:26:18,716 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##643: assume false; [2020-12-09 04:26:18,716 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume false; [2020-12-09 04:26:18,716 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##321: assume !false; [2020-12-09 04:26:18,716 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2020-12-09 04:26:18,716 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##381: assume !false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##380: assume false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2020-12-09 04:26:18,717 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2020-12-09 04:26:18,718 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0.base, fst_ioctl_~#wrthdr~0.offset);havoc fst_ioctl_~#wrthdr~0.base, fst_ioctl_~#wrthdr~0.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0.base, fst_ioctl_~#info~0.offset);havoc fst_ioctl_~#info~0.base, fst_ioctl_~#info~0.offset; [2020-12-09 04:26:18,718 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2020-12-09 04:26:18,737 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 04:26:18,738 INFO L299 CfgBuilder]: Removed 929 assume(true) statements. [2020-12-09 04:26:18,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:26:18 BoogieIcfgContainer [2020-12-09 04:26:18,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 04:26:18,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 04:26:18,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 04:26:18,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 04:26:18,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:25:41" (1/3) ... [2020-12-09 04:26:18,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7367f717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:26:18, skipping insertion in model container [2020-12-09 04:26:18,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:25:43" (2/3) ... [2020-12-09 04:26:18,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7367f717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:26:18, skipping insertion in model container [2020-12-09 04:26:18,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:26:18" (3/3) ... [2020-12-09 04:26:18,748 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2020-12-09 04:26:18,758 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 04:26:18,761 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-09 04:26:18,767 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-09 04:26:18,787 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 04:26:18,787 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 04:26:18,787 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 04:26:18,787 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 04:26:18,787 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 04:26:18,787 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 04:26:18,787 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 04:26:18,787 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 04:26:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states. [2020-12-09 04:26:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-09 04:26:18,809 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:18,810 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:18,810 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:18,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:18,814 INFO L82 PathProgramCache]: Analyzing trace with hash -113753420, now seen corresponding path program 1 times [2020-12-09 04:26:18,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:18,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [255354214] [2020-12-09 04:26:18,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:19,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 04:26:19,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:19,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:19,632 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:19,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [255354214] [2020-12-09 04:26:19,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 04:26:19,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 04:26:19,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508256337] [2020-12-09 04:26:19,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 04:26:19,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:19,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 04:26:19,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 04:26:19,649 INFO L87 Difference]: Start difference. First operand 828 states. Second operand 3 states. [2020-12-09 04:26:19,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:19,756 INFO L93 Difference]: Finished difference Result 1653 states and 2199 transitions. [2020-12-09 04:26:19,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 04:26:19,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-12-09 04:26:19,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:19,775 INFO L225 Difference]: With dead ends: 1653 [2020-12-09 04:26:19,775 INFO L226 Difference]: Without dead ends: 826 [2020-12-09 04:26:19,780 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 04:26:19,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2020-12-09 04:26:19,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 825. [2020-12-09 04:26:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 825 states. [2020-12-09 04:26:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 1089 transitions. [2020-12-09 04:26:19,862 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 1089 transitions. Word has length 12 [2020-12-09 04:26:19,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:19,862 INFO L481 AbstractCegarLoop]: Abstraction has 825 states and 1089 transitions. [2020-12-09 04:26:19,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 04:26:19,862 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1089 transitions. [2020-12-09 04:26:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 04:26:19,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:19,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:20,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 04:26:20,065 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:20,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:20,067 INFO L82 PathProgramCache]: Analyzing trace with hash -267009736, now seen corresponding path program 1 times [2020-12-09 04:26:20,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:20,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118814219] [2020-12-09 04:26:20,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:20,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:20,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:20,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:20,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:20,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118814219] [2020-12-09 04:26:20,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1755011469] [2020-12-09 04:26:20,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:21,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 04:26:21,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:21,602 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:21,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:21,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4] total 7 [2020-12-09 04:26:21,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991800111] [2020-12-09 04:26:21,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 04:26:21,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:21,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 04:26:21,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:21,604 INFO L87 Difference]: Start difference. First operand 825 states and 1089 transitions. Second operand 3 states. [2020-12-09 04:26:21,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:21,722 INFO L93 Difference]: Finished difference Result 2447 states and 3236 transitions. [2020-12-09 04:26:21,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 04:26:21,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-12-09 04:26:21,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:21,732 INFO L225 Difference]: With dead ends: 2447 [2020-12-09 04:26:21,732 INFO L226 Difference]: Without dead ends: 1632 [2020-12-09 04:26:21,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:21,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2020-12-09 04:26:21,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1628. [2020-12-09 04:26:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1628 states. [2020-12-09 04:26:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 2150 transitions. [2020-12-09 04:26:21,782 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 2150 transitions. Word has length 14 [2020-12-09 04:26:21,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:21,782 INFO L481 AbstractCegarLoop]: Abstraction has 1628 states and 2150 transitions. [2020-12-09 04:26:21,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 04:26:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2150 transitions. [2020-12-09 04:26:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 04:26:21,784 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:21,784 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:22,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3,4 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:22,186 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:22,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:22,188 INFO L82 PathProgramCache]: Analyzing trace with hash -19483246, now seen corresponding path program 1 times [2020-12-09 04:26:22,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:22,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1948407004] [2020-12-09 04:26:22,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:22,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:22,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:22,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:22,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:22,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1948407004] [2020-12-09 04:26:22,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1892576447] [2020-12-09 04:26:22,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:23,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-09 04:26:23,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:23,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:23,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:23,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 04:26:23,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540749356] [2020-12-09 04:26:23,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:26:23,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:23,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:26:23,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:23,725 INFO L87 Difference]: Start difference. First operand 1628 states and 2150 transitions. Second operand 5 states. [2020-12-09 04:26:23,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:23,940 INFO L93 Difference]: Finished difference Result 5248 states and 6966 transitions. [2020-12-09 04:26:23,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 04:26:23,941 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-12-09 04:26:23,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:23,955 INFO L225 Difference]: With dead ends: 5248 [2020-12-09 04:26:23,955 INFO L226 Difference]: Without dead ends: 3632 [2020-12-09 04:26:23,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 04:26:23,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3632 states. [2020-12-09 04:26:24,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3632 to 1531. [2020-12-09 04:26:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1531 states. [2020-12-09 04:26:24,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2027 transitions. [2020-12-09 04:26:24,025 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2027 transitions. Word has length 29 [2020-12-09 04:26:24,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:24,026 INFO L481 AbstractCegarLoop]: Abstraction has 1531 states and 2027 transitions. [2020-12-09 04:26:24,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:26:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2027 transitions. [2020-12-09 04:26:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-09 04:26:24,027 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:24,027 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:24,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3,6 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:24,429 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:24,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:24,431 INFO L82 PathProgramCache]: Analyzing trace with hash -293938914, now seen corresponding path program 1 times [2020-12-09 04:26:24,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:24,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412309641] [2020-12-09 04:26:24,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:25,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:25,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:25,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:25,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:25,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412309641] [2020-12-09 04:26:25,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [111810859] [2020-12-09 04:26:25,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:25,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-09 04:26:25,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:25,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:25,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:25,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 04:26:25,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536890516] [2020-12-09 04:26:25,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:26:25,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:25,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:26:25,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:25,826 INFO L87 Difference]: Start difference. First operand 1531 states and 2027 transitions. Second operand 5 states. [2020-12-09 04:26:25,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:25,981 INFO L93 Difference]: Finished difference Result 3051 states and 4043 transitions. [2020-12-09 04:26:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 04:26:25,982 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2020-12-09 04:26:25,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:25,991 INFO L225 Difference]: With dead ends: 3051 [2020-12-09 04:26:25,991 INFO L226 Difference]: Without dead ends: 2235 [2020-12-09 04:26:25,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 04:26:25,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2020-12-09 04:26:26,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 1531. [2020-12-09 04:26:26,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1531 states. [2020-12-09 04:26:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2026 transitions. [2020-12-09 04:26:26,066 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2026 transitions. Word has length 30 [2020-12-09 04:26:26,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:26,066 INFO L481 AbstractCegarLoop]: Abstraction has 1531 states and 2026 transitions. [2020-12-09 04:26:26,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:26:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2026 transitions. [2020-12-09 04:26:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-09 04:26:26,067 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:26,067 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:26,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:26,470 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:26,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:26,471 INFO L82 PathProgramCache]: Analyzing trace with hash 572774008, now seen corresponding path program 1 times [2020-12-09 04:26:26,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:26,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601510835] [2020-12-09 04:26:26,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:27,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:27,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:27,429 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:27,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601510835] [2020-12-09 04:26:27,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1510740623] [2020-12-09 04:26:27,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:28,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:28,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:28,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:28,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144574892] [2020-12-09 04:26:28,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:26:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:29,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:29,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:29,084 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:29,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 04:26:29,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4, 4, 4] total 8 [2020-12-09 04:26:29,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3827675] [2020-12-09 04:26:29,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 04:26:29,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:29,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 04:26:29,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:29,086 INFO L87 Difference]: Start difference. First operand 1531 states and 2026 transitions. Second operand 4 states. [2020-12-09 04:26:31,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:31,266 INFO L93 Difference]: Finished difference Result 3867 states and 5123 transitions. [2020-12-09 04:26:31,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 04:26:31,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-12-09 04:26:31,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:31,279 INFO L225 Difference]: With dead ends: 3867 [2020-12-09 04:26:31,279 INFO L226 Difference]: Without dead ends: 3049 [2020-12-09 04:26:31,281 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:31,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3049 states. [2020-12-09 04:26:31,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3049 to 2340. [2020-12-09 04:26:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2340 states. [2020-12-09 04:26:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 2340 states and 3097 transitions. [2020-12-09 04:26:31,349 INFO L78 Accepts]: Start accepts. Automaton has 2340 states and 3097 transitions. Word has length 31 [2020-12-09 04:26:31,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:31,349 INFO L481 AbstractCegarLoop]: Abstraction has 2340 states and 3097 transitions. [2020-12-09 04:26:31,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 04:26:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 3097 transitions. [2020-12-09 04:26:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-09 04:26:31,350 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:31,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:31,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3,10 cvc4 --incremental --print-success --lang smt,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:26:31,954 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:31,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:31,955 INFO L82 PathProgramCache]: Analyzing trace with hash -4155973, now seen corresponding path program 1 times [2020-12-09 04:26:31,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:31,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78558928] [2020-12-09 04:26:31,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:32,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:32,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:32,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:32,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78558928] [2020-12-09 04:26:32,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1581239245] [2020-12-09 04:26:32,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:33,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-09 04:26:33,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:33,450 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:33,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:33,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 04:26:33,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768523499] [2020-12-09 04:26:33,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:26:33,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:33,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:26:33,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:33,451 INFO L87 Difference]: Start difference. First operand 2340 states and 3097 transitions. Second operand 5 states. [2020-12-09 04:26:33,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:33,866 INFO L93 Difference]: Finished difference Result 8362 states and 11084 transitions. [2020-12-09 04:26:33,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 04:26:33,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-09 04:26:33,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:33,889 INFO L225 Difference]: With dead ends: 8362 [2020-12-09 04:26:33,889 INFO L226 Difference]: Without dead ends: 6034 [2020-12-09 04:26:33,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-12-09 04:26:33,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6034 states. [2020-12-09 04:26:34,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6034 to 3036. [2020-12-09 04:26:34,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3036 states. [2020-12-09 04:26:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 3036 states and 4016 transitions. [2020-12-09 04:26:34,040 INFO L78 Accepts]: Start accepts. Automaton has 3036 states and 4016 transitions. Word has length 35 [2020-12-09 04:26:34,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:34,040 INFO L481 AbstractCegarLoop]: Abstraction has 3036 states and 4016 transitions. [2020-12-09 04:26:34,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:26:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 4016 transitions. [2020-12-09 04:26:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-09 04:26:34,041 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:34,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:34,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2020-12-09 04:26:34,443 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:34,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:34,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1764067470, now seen corresponding path program 1 times [2020-12-09 04:26:34,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:34,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280334885] [2020-12-09 04:26:34,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:35,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:35,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:35,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:35,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280334885] [2020-12-09 04:26:35,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [578842580] [2020-12-09 04:26:35,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:35,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 04:26:35,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:35,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:35,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:35,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:35,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2020-12-09 04:26:35,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754652102] [2020-12-09 04:26:35,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 04:26:35,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:35,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 04:26:35,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:35,843 INFO L87 Difference]: Start difference. First operand 3036 states and 4016 transitions. Second operand 3 states. [2020-12-09 04:26:36,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:36,059 INFO L93 Difference]: Finished difference Result 8604 states and 11428 transitions. [2020-12-09 04:26:36,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 04:26:36,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-09 04:26:36,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:36,078 INFO L225 Difference]: With dead ends: 8604 [2020-12-09 04:26:36,078 INFO L226 Difference]: Without dead ends: 5580 [2020-12-09 04:26:36,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:36,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5580 states. [2020-12-09 04:26:36,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5580 to 5576. [2020-12-09 04:26:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5576 states. [2020-12-09 04:26:36,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 5576 states and 7410 transitions. [2020-12-09 04:26:36,291 INFO L78 Accepts]: Start accepts. Automaton has 5576 states and 7410 transitions. Word has length 36 [2020-12-09 04:26:36,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:36,291 INFO L481 AbstractCegarLoop]: Abstraction has 5576 states and 7410 transitions. [2020-12-09 04:26:36,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 04:26:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 5576 states and 7410 transitions. [2020-12-09 04:26:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 04:26:36,292 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:36,292 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:26:36,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:36,694 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:36,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:36,695 INFO L82 PathProgramCache]: Analyzing trace with hash -173244284, now seen corresponding path program 1 times [2020-12-09 04:26:36,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:36,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958298274] [2020-12-09 04:26:36,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:37,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:37,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:37,393 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:37,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958298274] [2020-12-09 04:26:37,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1782051920] [2020-12-09 04:26:37,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 17 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:38,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:38,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:38,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:38,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:26:38,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262257200] [2020-12-09 04:26:38,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:26:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:39,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:39,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:39,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:39,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 04:26:39,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4, 4] total 8 [2020-12-09 04:26:39,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741886979] [2020-12-09 04:26:39,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 04:26:39,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:39,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 04:26:39,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:39,089 INFO L87 Difference]: Start difference. First operand 5576 states and 7410 transitions. Second operand 4 states. [2020-12-09 04:26:39,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:39,445 INFO L93 Difference]: Finished difference Result 9123 states and 12114 transitions. [2020-12-09 04:26:39,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 04:26:39,445 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-12-09 04:26:39,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:39,473 INFO L225 Difference]: With dead ends: 9123 [2020-12-09 04:26:39,473 INFO L226 Difference]: Without dead ends: 9119 [2020-12-09 04:26:39,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:39,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9119 states. [2020-12-09 04:26:39,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9119 to 5580. [2020-12-09 04:26:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5580 states. [2020-12-09 04:26:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5580 states to 5580 states and 7414 transitions. [2020-12-09 04:26:39,732 INFO L78 Accepts]: Start accepts. Automaton has 5580 states and 7414 transitions. Word has length 38 [2020-12-09 04:26:39,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:39,732 INFO L481 AbstractCegarLoop]: Abstraction has 5580 states and 7414 transitions. [2020-12-09 04:26:39,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 04:26:39,733 INFO L276 IsEmpty]: Start isEmpty. Operand 5580 states and 7414 transitions. [2020-12-09 04:26:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-09 04:26:39,734 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:39,734 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:40,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:40,336 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:40,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:40,337 INFO L82 PathProgramCache]: Analyzing trace with hash -2073683720, now seen corresponding path program 1 times [2020-12-09 04:26:40,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:40,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031631160] [2020-12-09 04:26:40,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:41,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:41,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 04:26:41,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 04:26:41,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031631160] [2020-12-09 04:26:41,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [288282576] [2020-12-09 04:26:41,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 20 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:41,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:41,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:41,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:41,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:41,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2020-12-09 04:26:41,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101120794] [2020-12-09 04:26:41,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 04:26:41,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:41,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 04:26:41,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:41,767 INFO L87 Difference]: Start difference. First operand 5580 states and 7414 transitions. Second operand 4 states. [2020-12-09 04:26:41,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:41,961 INFO L93 Difference]: Finished difference Result 9055 states and 12031 transitions. [2020-12-09 04:26:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 04:26:41,962 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-12-09 04:26:41,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:41,967 INFO L225 Difference]: With dead ends: 9055 [2020-12-09 04:26:41,967 INFO L226 Difference]: Without dead ends: 3487 [2020-12-09 04:26:41,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:41,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3487 states. [2020-12-09 04:26:42,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3487 to 3487. [2020-12-09 04:26:42,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3487 states. [2020-12-09 04:26:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 3487 states and 4621 transitions. [2020-12-09 04:26:42,141 INFO L78 Accepts]: Start accepts. Automaton has 3487 states and 4621 transitions. Word has length 42 [2020-12-09 04:26:42,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:42,141 INFO L481 AbstractCegarLoop]: Abstraction has 3487 states and 4621 transitions. [2020-12-09 04:26:42,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 04:26:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 4621 transitions. [2020-12-09 04:26:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-09 04:26:42,142 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:42,143 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:42,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3,20 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:42,544 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:42,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:42,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1718799707, now seen corresponding path program 1 times [2020-12-09 04:26:42,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:42,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2141110922] [2020-12-09 04:26:42,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 21 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:43,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:43,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:43,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:43,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2141110922] [2020-12-09 04:26:43,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [826315730] [2020-12-09 04:26:43,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 22 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:43,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-09 04:26:43,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:44,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-09 04:26:44,097 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:44,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:44,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 04:26:44,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024859989] [2020-12-09 04:26:44,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:26:44,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:44,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:26:44,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:44,098 INFO L87 Difference]: Start difference. First operand 3487 states and 4621 transitions. Second operand 5 states. [2020-12-09 04:26:44,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:44,965 INFO L93 Difference]: Finished difference Result 16581 states and 21983 transitions. [2020-12-09 04:26:44,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 04:26:44,966 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-09 04:26:44,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:44,989 INFO L225 Difference]: With dead ends: 16581 [2020-12-09 04:26:44,989 INFO L226 Difference]: Without dead ends: 13106 [2020-12-09 04:26:44,996 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 138 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-12-09 04:26:45,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13106 states. [2020-12-09 04:26:45,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13106 to 3493. [2020-12-09 04:26:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3493 states. [2020-12-09 04:26:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3493 states and 4627 transitions. [2020-12-09 04:26:45,286 INFO L78 Accepts]: Start accepts. Automaton has 3493 states and 4627 transitions. Word has length 49 [2020-12-09 04:26:45,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:45,287 INFO L481 AbstractCegarLoop]: Abstraction has 3493 states and 4627 transitions. [2020-12-09 04:26:45,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:26:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4627 transitions. [2020-12-09 04:26:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-09 04:26:45,288 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:45,288 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:45,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 mathsat -unsat_core_generation=3,22 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:45,690 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:45,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:45,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1017735129, now seen corresponding path program 1 times [2020-12-09 04:26:45,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:45,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2025435866] [2020-12-09 04:26:45,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 23 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:46,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:46,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:46,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:46,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2025435866] [2020-12-09 04:26:46,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [92266534] [2020-12-09 04:26:46,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 24 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:47,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-09 04:26:47,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:47,263 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:47,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:47,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 04:26:47,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809348506] [2020-12-09 04:26:47,263 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:26:47,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:47,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:26:47,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:47,264 INFO L87 Difference]: Start difference. First operand 3493 states and 4627 transitions. Second operand 5 states. [2020-12-09 04:26:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:47,776 INFO L93 Difference]: Finished difference Result 6970 states and 9236 transitions. [2020-12-09 04:26:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 04:26:47,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-09 04:26:47,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:47,780 INFO L225 Difference]: With dead ends: 6970 [2020-12-09 04:26:47,780 INFO L226 Difference]: Without dead ends: 2795 [2020-12-09 04:26:47,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 04:26:47,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2020-12-09 04:26:47,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2156. [2020-12-09 04:26:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2020-12-09 04:26:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 2848 transitions. [2020-12-09 04:26:47,943 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 2848 transitions. Word has length 49 [2020-12-09 04:26:47,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:47,943 INFO L481 AbstractCegarLoop]: Abstraction has 2156 states and 2848 transitions. [2020-12-09 04:26:47,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:26:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2848 transitions. [2020-12-09 04:26:47,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-09 04:26:47,945 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:47,945 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:48,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 mathsat -unsat_core_generation=3,24 cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:48,347 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:48,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:48,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1348886197, now seen corresponding path program 1 times [2020-12-09 04:26:48,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:48,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1711931827] [2020-12-09 04:26:48,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 25 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:49,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:49,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:49,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:49,130 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:49,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1711931827] [2020-12-09 04:26:49,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1443502604] [2020-12-09 04:26:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 26 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:50,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:50,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:50,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:50,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620790182] [2020-12-09 04:26:50,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:26:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:50,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:50,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 04:26:50,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:50,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 04:26:50,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4, 4] total 8 [2020-12-09 04:26:50,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008991433] [2020-12-09 04:26:50,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 04:26:50,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:50,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 04:26:50,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 04:26:50,908 INFO L87 Difference]: Start difference. First operand 2156 states and 2848 transitions. Second operand 4 states. [2020-12-09 04:26:51,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:51,100 INFO L93 Difference]: Finished difference Result 2851 states and 3769 transitions. [2020-12-09 04:26:51,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 04:26:51,100 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-12-09 04:26:51,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:51,103 INFO L225 Difference]: With dead ends: 2851 [2020-12-09 04:26:51,103 INFO L226 Difference]: Without dead ends: 2153 [2020-12-09 04:26:51,104 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 04:26:51,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states. [2020-12-09 04:26:51,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 2153. [2020-12-09 04:26:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2153 states. [2020-12-09 04:26:51,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 2153 states and 2844 transitions. [2020-12-09 04:26:51,301 INFO L78 Accepts]: Start accepts. Automaton has 2153 states and 2844 transitions. Word has length 51 [2020-12-09 04:26:51,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:51,301 INFO L481 AbstractCegarLoop]: Abstraction has 2153 states and 2844 transitions. [2020-12-09 04:26:51,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 04:26:51,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2844 transitions. [2020-12-09 04:26:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-09 04:26:51,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:51,303 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:51,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 cvc4 --incremental --print-success --lang smt,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 mathsat -unsat_core_generation=3 [2020-12-09 04:26:51,906 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:51,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:51,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1758377755, now seen corresponding path program 1 times [2020-12-09 04:26:51,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:51,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259979343] [2020-12-09 04:26:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 28 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:52,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:52,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:52,635 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:52,677 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:52,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259979343] [2020-12-09 04:26:52,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1175356511] [2020-12-09 04:26:52,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 29 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:53,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 04:26:53,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-09 04:26:53,380 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:26:53,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 04:26:53,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4] total 7 [2020-12-09 04:26:53,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049341136] [2020-12-09 04:26:53,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 04:26:53,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:53,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 04:26:53,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:53,381 INFO L87 Difference]: Start difference. First operand 2153 states and 2844 transitions. Second operand 3 states. [2020-12-09 04:26:53,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:53,548 INFO L93 Difference]: Finished difference Result 4285 states and 5660 transitions. [2020-12-09 04:26:53,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 04:26:53,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-09 04:26:53,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:53,552 INFO L225 Difference]: With dead ends: 4285 [2020-12-09 04:26:53,553 INFO L226 Difference]: Without dead ends: 2144 [2020-12-09 04:26:53,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:53,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2144 states. [2020-12-09 04:26:53,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2144 to 2144. [2020-12-09 04:26:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2144 states. [2020-12-09 04:26:53,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 2144 states and 2826 transitions. [2020-12-09 04:26:53,717 INFO L78 Accepts]: Start accepts. Automaton has 2144 states and 2826 transitions. Word has length 54 [2020-12-09 04:26:53,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:53,717 INFO L481 AbstractCegarLoop]: Abstraction has 2144 states and 2826 transitions. [2020-12-09 04:26:53,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 04:26:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2826 transitions. [2020-12-09 04:26:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-09 04:26:53,718 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:53,718 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 04:26:54,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 cvc4 --incremental --print-success --lang smt,28 mathsat -unsat_core_generation=3 [2020-12-09 04:26:54,120 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:54,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:54,121 INFO L82 PathProgramCache]: Analyzing trace with hash 51974069, now seen corresponding path program 1 times [2020-12-09 04:26:54,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:54,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1349730813] [2020-12-09 04:26:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 30 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:54,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:54,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:54,852 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:54,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1349730813] [2020-12-09 04:26:54,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [724801581] [2020-12-09 04:26:54,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 31 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:26:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:56,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:56,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:56,056 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:56,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:56,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632581966] [2020-12-09 04:26:56,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:26:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:56,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 04:26:56,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:56,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:56,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-12-09 04:26:56,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4, 4] total 6 [2020-12-09 04:26:56,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414151976] [2020-12-09 04:26:56,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 04:26:56,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:26:56,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 04:26:56,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-12-09 04:26:56,772 INFO L87 Difference]: Start difference. First operand 2144 states and 2826 transitions. Second operand 6 states. [2020-12-09 04:26:57,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:26:57,002 INFO L93 Difference]: Finished difference Result 4288 states and 5654 transitions. [2020-12-09 04:26:57,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 04:26:57,003 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-12-09 04:26:57,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:26:57,004 INFO L225 Difference]: With dead ends: 4288 [2020-12-09 04:26:57,004 INFO L226 Difference]: Without dead ends: 2150 [2020-12-09 04:26:57,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:26:57,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2020-12-09 04:26:57,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 2150. [2020-12-09 04:26:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2150 states. [2020-12-09 04:26:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 2832 transitions. [2020-12-09 04:26:57,180 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 2832 transitions. Word has length 58 [2020-12-09 04:26:57,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:26:57,180 INFO L481 AbstractCegarLoop]: Abstraction has 2150 states and 2832 transitions. [2020-12-09 04:26:57,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 04:26:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2832 transitions. [2020-12-09 04:26:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-09 04:26:57,182 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:26:57,182 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2020-12-09 04:26:57,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 cvc4 --incremental --print-success --lang smt,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,30 mathsat -unsat_core_generation=3 [2020-12-09 04:26:57,783 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:26:57,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:26:57,785 INFO L82 PathProgramCache]: Analyzing trace with hash 144704321, now seen corresponding path program 2 times [2020-12-09 04:26:57,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:26:57,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [665946081] [2020-12-09 04:26:57,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 33 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with mathsat -unsat_core_generation=3 [2020-12-09 04:26:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:26:58,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 04:26:58,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:26:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:58,556 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:26:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:26:58,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [665946081] [2020-12-09 04:26:58,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [338896775] [2020-12-09 04:26:58,688 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 34 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:27:40,160 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-09 04:27:40,160 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:27:40,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 04:27:40,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:27:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:27:40,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:27:40,553 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:27:40,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516782738] [2020-12-09 04:27:40,553 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:27:59,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-09 04:27:59,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:27:59,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 04:27:59,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:27:59,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:27:59,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:28:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:28:00,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-12-09 04:28:00,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7, 7, 8] total 16 [2020-12-09 04:28:00,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686900321] [2020-12-09 04:28:00,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-09 04:28:00,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:28:00,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-09 04:28:00,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2020-12-09 04:28:00,065 INFO L87 Difference]: Start difference. First operand 2150 states and 2832 transitions. Second operand 16 states. [2020-12-09 04:28:00,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:28:00,748 INFO L93 Difference]: Finished difference Result 4300 states and 5669 transitions. [2020-12-09 04:28:00,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-09 04:28:00,748 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 64 [2020-12-09 04:28:00,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:28:00,750 INFO L225 Difference]: With dead ends: 4300 [2020-12-09 04:28:00,750 INFO L226 Difference]: Without dead ends: 2162 [2020-12-09 04:28:00,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 360 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=155, Invalid=265, Unknown=0, NotChecked=0, Total=420 [2020-12-09 04:28:00,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2020-12-09 04:28:00,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 2162. [2020-12-09 04:28:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2162 states. [2020-12-09 04:28:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 2162 states and 2844 transitions. [2020-12-09 04:28:00,976 INFO L78 Accepts]: Start accepts. Automaton has 2162 states and 2844 transitions. Word has length 64 [2020-12-09 04:28:00,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:28:00,976 INFO L481 AbstractCegarLoop]: Abstraction has 2162 states and 2844 transitions. [2020-12-09 04:28:00,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-12-09 04:28:00,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2844 transitions. [2020-12-09 04:28:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-09 04:28:00,978 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:28:00,978 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 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] [2020-12-09 04:28:01,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,34 cvc4 --incremental --print-success --lang smt,33 mathsat -unsat_core_generation=3 [2020-12-09 04:28:01,580 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:28:01,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:28:01,581 INFO L82 PathProgramCache]: Analyzing trace with hash -2061033639, now seen corresponding path program 3 times [2020-12-09 04:28:01,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:28:01,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1529550961] [2020-12-09 04:28:01,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 36 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with mathsat -unsat_core_generation=3 [2020-12-09 04:28:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:28:02,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-09 04:28:02,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:28:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:28:02,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:28:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:28:03,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1529550961] [2020-12-09 04:28:03,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [562028714] [2020-12-09 04:28:03,091 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 37 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:28:55,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2020-12-09 04:28:55,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:28:56,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-09 04:28:56,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:28:56,228 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:28:56,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:28:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:28:57,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754727554] [2020-12-09 04:28:57,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:29:27,949 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2020-12-09 04:29:27,949 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:29:27,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-09 04:29:27,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:29:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:28,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:29:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:28,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-12-09 04:29:28,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13, 14, 13, 14] total 34 [2020-12-09 04:29:28,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992272466] [2020-12-09 04:29:28,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-12-09 04:29:28,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:29:28,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-12-09 04:29:28,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2020-12-09 04:29:28,169 INFO L87 Difference]: Start difference. First operand 2162 states and 2844 transitions. Second operand 34 states. [2020-12-09 04:29:30,228 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-09 04:29:30,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:29:30,614 INFO L93 Difference]: Finished difference Result 4324 states and 5699 transitions. [2020-12-09 04:29:30,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-09 04:29:30,614 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 76 [2020-12-09 04:29:30,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:29:30,616 INFO L225 Difference]: With dead ends: 4324 [2020-12-09 04:29:30,616 INFO L226 Difference]: Without dead ends: 2186 [2020-12-09 04:29:30,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 407 SyntacticMatches, 11 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=671, Invalid=1309, Unknown=0, NotChecked=0, Total=1980 [2020-12-09 04:29:30,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2186 states. [2020-12-09 04:29:30,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2186 to 2186. [2020-12-09 04:29:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2186 states. [2020-12-09 04:29:30,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 2186 states and 2868 transitions. [2020-12-09 04:29:30,946 INFO L78 Accepts]: Start accepts. Automaton has 2186 states and 2868 transitions. Word has length 76 [2020-12-09 04:29:30,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:29:30,946 INFO L481 AbstractCegarLoop]: Abstraction has 2186 states and 2868 transitions. [2020-12-09 04:29:30,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-12-09 04:29:30,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2868 transitions. [2020-12-09 04:29:30,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-09 04:29:30,948 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:29:30,948 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 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] [2020-12-09 04:29:31,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,36 mathsat -unsat_core_generation=3,37 cvc4 --incremental --print-success --lang smt [2020-12-09 04:29:31,550 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:29:31,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:29:31,551 INFO L82 PathProgramCache]: Analyzing trace with hash -458806391, now seen corresponding path program 4 times [2020-12-09 04:29:31,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:29:31,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1796539275] [2020-12-09 04:29:31,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 39 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with mathsat -unsat_core_generation=3 [2020-12-09 04:29:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:29:32,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 24 conjunts are in the unsatisfiable core [2020-12-09 04:29:32,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:29:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:33,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:29:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:35,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1796539275] [2020-12-09 04:29:35,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2140508446] [2020-12-09 04:29:35,153 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/cvc4 Starting monitored process 40 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with cvc4 --incremental --print-success --lang smt [2020-12-09 04:29:36,383 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-09 04:29:36,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:29:36,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 24 conjunts are in the unsatisfiable core [2020-12-09 04:29:36,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:29:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:36,588 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:29:36,640 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:36,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820679633] [2020-12-09 04:29:36,640 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:29:37,765 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-09 04:29:37,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-09 04:29:37,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 25 conjunts are in the unsatisfiable core [2020-12-09 04:29:37,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:29:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:38,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 04:29:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 04:29:41,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-12-09 04:29:41,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25, 25, 25, 26] total 70 [2020-12-09 04:29:41,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79397817] [2020-12-09 04:29:41,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 70 states [2020-12-09 04:29:41,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:29:41,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2020-12-09 04:29:41,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1321, Invalid=3509, Unknown=0, NotChecked=0, Total=4830 [2020-12-09 04:29:41,745 INFO L87 Difference]: Start difference. First operand 2186 states and 2868 transitions. Second operand 70 states. [2020-12-09 04:29:43,945 WARN L197 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2020-12-09 04:29:44,883 WARN L197 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2020-12-09 04:29:45,811 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 75 [2020-12-09 04:29:46,745 WARN L197 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2020-12-09 04:29:47,660 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2020-12-09 04:29:48,520 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2020-12-09 04:29:49,417 WARN L197 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2020-12-09 04:29:50,035 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-12-09 04:29:50,652 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-09 04:29:51,356 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-09 04:29:52,534 WARN L197 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-12-09 04:29:56,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:29:56,314 INFO L93 Difference]: Finished difference Result 4372 states and 5759 transitions. [2020-12-09 04:29:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-12-09 04:29:56,316 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 100 [2020-12-09 04:29:56,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:29:56,317 INFO L225 Difference]: With dead ends: 4372 [2020-12-09 04:29:56,317 INFO L226 Difference]: Without dead ends: 2234 [2020-12-09 04:29:56,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 517 SyntacticMatches, 9 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1307 ImplicationChecksByTransitivity, 18.3s TimeCoverageRelationStatistics Valid=2368, Invalid=6374, Unknown=0, NotChecked=0, Total=8742 [2020-12-09 04:29:56,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2234 states. [2020-12-09 04:29:56,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2234 to 2234. [2020-12-09 04:29:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2234 states. [2020-12-09 04:29:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 2234 states and 2917 transitions. [2020-12-09 04:29:56,829 INFO L78 Accepts]: Start accepts. Automaton has 2234 states and 2917 transitions. Word has length 100 [2020-12-09 04:29:56,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:29:56,829 INFO L481 AbstractCegarLoop]: Abstraction has 2234 states and 2917 transitions. [2020-12-09 04:29:56,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 70 states. [2020-12-09 04:29:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2917 transitions. [2020-12-09 04:29:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-09 04:29:56,831 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:29:56,831 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 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] [2020-12-09 04:29:57,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 mathsat -unsat_core_generation=3,40 cvc4 --incremental --print-success --lang smt,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 04:29:57,433 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:29:57,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:29:57,434 INFO L82 PathProgramCache]: Analyzing trace with hash -2031327311, now seen corresponding path program 5 times [2020-12-09 04:29:57,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:29:57,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941891226] [2020-12-09 04:29:57,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6681185-cc53-434d-82fa-713e6a8431f2/bin/utaipan/mathsat Starting monitored process 42 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with mathsat -unsat_core_generation=3 [2020-12-09 04:30:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 04:30:38,133 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 04:31:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 04:31:20,839 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 04:31:21,612 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-12-09 04:31:21,612 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 04:31:21,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 mathsat -unsat_core_generation=3 [2020-12-09 04:31:22,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:31:22 BoogieIcfgContainer [2020-12-09 04:31:22,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 04:31:22,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 04:31:22,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 04:31:22,137 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 04:31:22,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:26:18" (3/4) ... [2020-12-09 04:31:22,139 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 04:31:22,139 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 04:31:22,140 INFO L168 Benchmark]: Toolchain (without parser) took 340931.89 ms. Allocated memory was 56.6 MB in the beginning and 696.3 MB in the end (delta: 639.6 MB). Free memory was 38.0 MB in the beginning and 367.4 MB in the end (delta: -329.4 MB). Peak memory consumption was 309.4 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,140 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 39.0 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 04:31:22,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1833.89 ms. Allocated memory was 56.6 MB in the beginning and 140.5 MB in the end (delta: 83.9 MB). Free memory was 37.8 MB in the beginning and 81.4 MB in the end (delta: -43.7 MB). Peak memory consumption was 86.4 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.13 ms. Allocated memory is still 140.5 MB. Free memory was 81.4 MB in the beginning and 54.2 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,141 INFO L168 Benchmark]: Boogie Preprocessor took 181.77 ms. Allocated memory was 140.5 MB in the beginning and 234.9 MB in the end (delta: 94.4 MB). Free memory was 54.2 MB in the beginning and 157.6 MB in the end (delta: -103.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,141 INFO L168 Benchmark]: RCFGBuilder took 35364.34 ms. Allocated memory was 234.9 MB in the beginning and 482.3 MB in the end (delta: 247.5 MB). Free memory was 156.6 MB in the beginning and 316.5 MB in the end (delta: -160.0 MB). Peak memory consumption was 219.3 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,142 INFO L168 Benchmark]: TraceAbstraction took 303394.00 ms. Allocated memory was 482.3 MB in the beginning and 696.3 MB in the end (delta: 213.9 MB). Free memory was 316.5 MB in the beginning and 367.4 MB in the end (delta: -50.8 MB). Peak memory consumption was 403.2 MB. Max. memory is 16.1 GB. [2020-12-09 04:31:22,142 INFO L168 Benchmark]: Witness Printer took 2.83 ms. Allocated memory is still 696.3 MB. Free memory is still 367.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 04:31:22,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 39.0 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1833.89 ms. Allocated memory was 56.6 MB in the beginning and 140.5 MB in the end (delta: 83.9 MB). Free memory was 37.8 MB in the beginning and 81.4 MB in the end (delta: -43.7 MB). Peak memory consumption was 86.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 150.13 ms. Allocated memory is still 140.5 MB. Free memory was 81.4 MB in the beginning and 54.2 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 181.77 ms. Allocated memory was 140.5 MB in the beginning and 234.9 MB in the end (delta: 94.4 MB). Free memory was 54.2 MB in the beginning and 157.6 MB in the end (delta: -103.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 35364.34 ms. Allocated memory was 234.9 MB in the beginning and 482.3 MB in the end (delta: 247.5 MB). Free memory was 156.6 MB in the beginning and 316.5 MB in the end (delta: -160.0 MB). Peak memory consumption was 219.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 303394.00 ms. Allocated memory was 482.3 MB in the beginning and 696.3 MB in the end (delta: 213.9 MB). Free memory was 316.5 MB in the beginning and 367.4 MB in the end (delta: -50.8 MB). Peak memory consumption was 403.2 MB. Max. memory is 16.1 GB. * Witness Printer took 2.83 ms. Allocated memory is still 696.3 MB. Free memory is still 367.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 7781. Possible FailurePath: [L5238] static int fst_txq_low = 8; [L5239] static int fst_txq_high = 12; [L5240] static int fst_max_reads = 7; [L5241] static int fst_excluded_cards = 0; [L5242] static int fst_excluded_list[32U] ; [L5243-L5251] static struct pci_device_id const fst_pci_dev_id[8U] = { {5657U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 1UL}, {5657U, 1088U, 4294967295U, 4294967295U, 0U, 0U, 2UL}, {5657U, 1552U, 4294967295U, 4294967295U, 0U, 0U, 3UL}, {5657U, 1568U, 4294967295U, 4294967295U, 0U, 0U, 4UL}, {5657U, 1600U, 4294967295U, 4294967295U, 0U, 0U, 5UL}, {5657U, 5648U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {5657U, 5650U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L5252] struct pci_device_id const __mod_pci_device_table ; [L5257] static struct tasklet_struct fst_tx_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_tx_work_q, 0UL}; [L5258] static struct tasklet_struct fst_int_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_int_work_q, 0UL}; [L5259] static struct fst_card_info *fst_card_array[32U] ; [L5260] static spinlock_t fst_work_q_lock ; [L5261] static u64 fst_work_txq ; [L5262] static u64 fst_work_intq ; [L7341-L7342] static char *type_strings[7U] = { (char *)"no hardware", (char *)"FarSync T2P", (char *)"FarSync T4P", (char *)"FarSync T1U", (char *)"FarSync T2U", (char *)"FarSync T4U", (char *)"FarSync TE1"}; [L7394-L7427] static struct net_device_ops const fst_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, & fst_open, & fst_close, & hdlc_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & fst_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, & hdlc_change_mtu, (int (*)(struct net_device * , struct neigh_parms * ))0, & fst_tx_timeout, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L7745-L7759] static struct pci_driver fst_driver = {{(struct list_head *)0, (struct list_head *)0}, "fst", (struct pci_device_id const *)(& fst_pci_dev_id), & fst_add_one, & fst_remove_one, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * ))0, (int (*)(struct pci_dev * ))0, (void (*)(struct pci_dev * ))0, (struct pci_error_handlers *)0, {(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device * ))0, (int (*)(struct device * ))0, (void (*)(struct device * ))0, (int (*)(struct device * , pm_message_t ))0, (int (*)(struct device * ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}}; [L7800] int LDV_IN_INTERRUPT ; [L7953] int ldv_module_refcounter = 1; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7802] struct net_device *var_group1 ; [L7803] int res_fst_open_36 ; [L7804] int res_fst_close_37 ; [L7805] struct ifreq *var_group2 ; [L7806] int var_fst_ioctl_33_p2 ; [L7807] struct pci_dev *var_group3 ; [L7808] struct pci_device_id const *var_fst_add_one_42_p1 ; [L7809] int res_fst_add_one_42 ; [L7810] int var_fst_intr_27_p0 ; [L7811] void *var_fst_intr_27_p1 ; [L7812] int ldv_s_fst_ops_net_device_ops ; [L7813] int ldv_s_fst_driver_pci_driver ; [L7814] int tmp ; [L7815] int tmp___0 ; [L7816] int tmp___1 ; [L7819] ldv_s_fst_ops_net_device_ops = 0 [L7820] ldv_s_fst_driver_pci_driver = 0 [L7821] LDV_IN_INTERRUPT = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7761] int i ; [L7762] struct lock_class_key __key ; [L7763] int tmp ; [L7765] i = 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND TRUE i <= 31 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7771] COND FALSE !(i <= 31) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L4600] return (& lock->ldv_6060.rlock); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7781] CALL, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L8074] return __VERIFIER_nondet_int(); [L7781] tmp = __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7783] return (tmp); [L7783] return (tmp); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7823] tmp = fst_init() [L7825] COND FALSE !(tmp != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND TRUE tmp___0 == 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7855] COND TRUE ldv_s_fst_ops_net_device_ops == 0 [L7167] int err ; [L7168] struct fst_port_info *port ; [L7169] struct hdlc_device *tmp ; [L7170] int tmp___0 ; [L5204] void *tmp ; [L5064] return ((void *)dev + 2560U); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7173] tmp = dev_to_hdlc(dev) [L7174] EXPR tmp->priv [L7174] port = (struct fst_port_info *)tmp->priv [L8027] int tmp ; [L7965] int module_get_succeeded ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-1073742548:0}] [L7967] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L8154] return __VERIFIER_nondet_int(); [L7969] module_get_succeeded = ldv_undefined_int() [L7971] COND TRUE module_get_succeeded == 1 [L7972] ldv_module_refcounter = ldv_module_refcounter + 1 [L7973] return (1); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L8030] tmp = ldv_try_module_get(module) [L8032] return (tmp); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7175] tmp___0 = ldv_try_module_get_1(& __this_module) [L7177] COND FALSE !(tmp___0 == 0) [L7181] EXPR port->mode VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7181] COND FALSE !(port->mode != 4) [L7102] int signals ; [L7103] int txq_length ; [L7104] unsigned int tmp ; [L7105] int tmp___0 ; [L7107] EXPR port->card [L7107] EXPR (port->card)->state VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7107] COND FALSE !((port->card)->state == 4U) [L5137] struct netdev_queue *tmp ; [L5058] EXPR dev->_tx [L5058] return ((struct netdev_queue *)dev->_tx + (unsigned long )index); [L5140] tmp = netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5111] int tmp ; [L5112] int tmp___0 ; [L8174] return __VERIFIER_nondet_int(); [L5115] tmp = netpoll_trap() [L5117] COND TRUE tmp != 0 [L7198] return (0); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7857] res_fst_open_36 = fst_open(var_group1) [L7860] COND FALSE !(res_fst_open_36 < 0) [L7864] ldv_s_fst_ops_net_device_ops = ldv_s_fst_ops_net_device_ops + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND FALSE !(tmp___0 == 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7837] COND FALSE !(tmp___0 == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7840] COND FALSE !(tmp___0 == 2) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7843] COND FALSE !(tmp___0 == 3) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7846] COND TRUE tmp___0 == 4 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7893] COND TRUE ldv_s_fst_driver_pci_driver == 0 [L7429] int no_of_cards_added ; [L7430] struct fst_card_info *card ; [L7431] int err ; [L7432] int i ; [L7433] bool __print_once ; [L7434] void *tmp ; [L7435] char *tmp___0 ; [L7436] void *tmp___1 ; [L7437] char *tmp___2 ; [L7438] void *tmp___3 ; [L7439] int tmp___4 ; [L7440] int tmp___5 ; [L7441] struct lock_class_key __key ; [L7442] struct net_device *dev ; [L7443] struct net_device *tmp___6 ; [L7444] hdlc_device *hdlc ; [L7445] int tmp___7 ; [L7446] struct hdlc_device *tmp___8 ; [L7447] int tmp___9 ; [L7449] no_of_cards_added = 0 [L7450] err = 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7451] COND FALSE !(! __print_once) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7458] COND FALSE !(fst_excluded_cards != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L4776] void *tmp ; [L4766] void *tmp___2 ; [L8061] COND TRUE __VERIFIER_nondet_bool() [L8061] return 0; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L8067] return ldv_malloc(arg0); [L4769] tmp___2 = __kmalloc(size, flags) [L4771] return (tmp___2); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L4779] tmp = kmalloc(size, flags | 32768U) [L4781] return (tmp); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7480] tmp = kzalloc(1000UL, 208U) [L7481] card = (struct fst_card_info *)tmp VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7483] COND TRUE (unsigned long )card == (unsigned long )((struct fst_card_info *)0) [L7487] return (-12); [L7487] return (-12); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7895] res_fst_add_one_42 = fst_add_one(var_group3, var_fst_add_one_42_p1) [L7898] COND TRUE res_fst_add_one_42 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L8017] COND TRUE ldv_module_refcounter != 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] [L7949] reach_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-2147483136:0}, fst_card_array={2147483003:0}, fst_driver={536871555:0}, fst_excluded_cards=0, fst_excluded_list={1610612062:0}, fst_int_task={-536870269:0}, fst_max_reads=7, fst_ops={1610087804:0}, fst_pci_dev_id={-1342177939:0}, fst_tx_task={-1073741181:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={1610612004:0}, fst_work_q_lock={-1610612095:0}, fst_work_txq={2147474788:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-1073742548:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 828 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 303.0s, OverallIterations: 18, TraceHistogramMax: 32, AutomataDifference: 23.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 28710 SDtfs, 66792 SDslu, 83168 SDs, 0 SdLazy, 1551 SolverSat, 185 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3413 GetRequests, 3140 SyntacticMatches, 25 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1863 ImplicationChecksByTransitivity, 23.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5580occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 20312 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.6s SsaConstructionTime, 197.8s SatisfiabilityAnalysisTime, 13.4s InterpolantComputationTime, 2062 NumberOfCodeBlocks, 2062 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 3347 ConstructedInterpolants, 0 QuantifiedInterpolants, 434619 SizeOfPredicates, 76 NumberOfNonLiveVariables, 38667 ConjunctsInSsa, 256 ConjunctsInUnsatCore, 67 InterpolantComputations, 13 PerfectInterpolantSequences, 170/3806 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...