./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:49:13,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:49:13,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:49:13,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:49:13,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:49:13,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:49:13,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:49:13,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:49:13,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:49:13,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:49:13,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:49:13,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:49:13,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:49:13,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:49:13,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:49:13,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:49:13,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:49:13,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:49:13,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:49:13,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:49:13,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:49:13,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:49:13,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:49:13,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:49:13,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:49:13,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:49:13,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:49:13,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:49:13,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:49:13,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:49:13,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:49:13,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:49:13,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:49:13,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:49:13,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:49:13,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:49:13,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:49:13,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:49:13,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:49:13,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:49:13,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:49:13,429 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 21:49:13,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:49:13,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:49:13,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:49:13,440 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:49:13,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:49:13,441 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:49:13,441 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:49:13,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:49:13,441 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:49:13,441 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:49:13,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:49:13,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:49:13,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:49:13,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:49:13,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 21:49:13,444 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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(__VERIFIER_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 -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-12-07 21:49:13,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:49:13,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:49:13,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:49:13,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:49:13,556 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:49:13,556 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-12-07 21:49:13,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/c3ac047a9/785432e8da09465cbee30d7405c97a04/FLAG0711e40af [2019-12-07 21:49:14,109 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:49:14,110 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-12-07 21:49:14,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/c3ac047a9/785432e8da09465cbee30d7405c97a04/FLAG0711e40af [2019-12-07 21:49:14,624 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/c3ac047a9/785432e8da09465cbee30d7405c97a04 [2019-12-07 21:49:14,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:49:14,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:49:14,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:14,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:49:14,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:49:14,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:14" (1/1) ... [2019-12-07 21:49:14,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d9507b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:14, skipping insertion in model container [2019-12-07 21:49:14,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:14" (1/1) ... [2019-12-07 21:49:14,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:49:14,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:49:15,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:49:15,080 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) [2019-12-07 21:49:15,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@557ca20a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:15, skipping insertion in model container [2019-12-07 21:49:15,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:15,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:49:15,083 INFO L168 Benchmark]: Toolchain (without parser) took 455.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:15,083 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:15,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:15,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 454.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2863]: 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 0.1.25-f470102 [2019-12-07 21:49:16,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:49:16,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:49:16,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:49:16,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:49:16,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:49:16,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:49:16,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:49:16,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:49:16,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:49:16,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:49:16,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:49:16,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:49:16,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:49:16,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:49:16,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:49:16,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:49:16,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:49:16,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:49:16,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:49:16,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:49:16,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:49:16,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:49:16,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:49:16,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:49:16,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:49:16,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:49:16,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:49:16,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:49:16,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:49:16,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:49:16,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:49:16,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:49:16,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:49:16,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:49:16,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:49:16,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:49:16,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:49:16,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:49:16,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:49:16,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:49:16,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 21:49:16,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:49:16,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:49:16,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:49:16,335 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:49:16,335 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:49:16,336 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:49:16,336 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:49:16,336 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:49:16,336 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:49:16,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:49:16,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:49:16,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:49:16,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:49:16,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:49:16,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:49:16,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:49:16,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:49:16,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:49:16,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:49:16,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:49:16,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:49:16,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:49:16,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:49:16,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:49:16,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:49:16,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:49:16,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:49:16,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:49:16,340 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:49:16,340 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:49:16,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:49:16,341 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:49:16,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:49:16,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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(__VERIFIER_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 -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-12-07 21:49:16,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:49:16,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:49:16,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:49:16,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:49:16,525 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:49:16,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-12-07 21:49:16,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/22f80619b/42677fda189d41c292d2f8fcfa5d34a6/FLAG63427e655 [2019-12-07 21:49:17,077 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:49:17,078 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-12-07 21:49:17,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/22f80619b/42677fda189d41c292d2f8fcfa5d34a6/FLAG63427e655 [2019-12-07 21:49:17,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/data/22f80619b/42677fda189d41c292d2f8fcfa5d34a6 [2019-12-07 21:49:17,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:49:17,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:49:17,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:17,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:49:17,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:49:17,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:17" (1/1) ... [2019-12-07 21:49:17,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1d5392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:17, skipping insertion in model container [2019-12-07 21:49:17,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:17" (1/1) ... [2019-12-07 21:49:17,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:49:17,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:49:17,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:49:17,845 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:49:17,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:49:17,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:49:17,974 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:49:18,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:49:18,088 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:49:18,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18 WrapperNode [2019-12-07 21:49:18,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:18,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:49:18,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:49:18,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:49:18,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:49:18,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:49:18,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:49:18,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:49:18,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... [2019-12-07 21:49:18,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:49:18,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:49:18,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:49:18,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:49:18,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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 [2019-12-07 21:49:18,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 21:49:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 21:49:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 21:49:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 21:49:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-07 21:49:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 21:49:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:49:18,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:49:19,055 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:49:19,055 INFO L287 CfgBuilder]: Removed 182 assume(true) statements. [2019-12-07 21:49:19,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:49:19 BoogieIcfgContainer [2019-12-07 21:49:19,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:49:19,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:49:19,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:49:19,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:49:19,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:49:17" (1/3) ... [2019-12-07 21:49:19,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5e17d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:49:19, skipping insertion in model container [2019-12-07 21:49:19,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:18" (2/3) ... [2019-12-07 21:49:19,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5e17d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:49:19, skipping insertion in model container [2019-12-07 21:49:19,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:49:19" (3/3) ... [2019-12-07 21:49:19,063 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-12-07 21:49:19,073 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:49:19,079 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-12-07 21:49:19,087 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-07 21:49:19,104 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:49:19,105 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:49:19,105 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:49:19,105 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:49:19,105 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:49:19,105 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:49:19,105 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:49:19,105 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:49:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2019-12-07 21:49:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 21:49:19,124 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:19,124 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:49:19,125 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:19,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:19,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036277, now seen corresponding path program 1 times [2019-12-07 21:49:19,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:19,138 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848029246] [2019-12-07 21:49:19,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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 [2019-12-07 21:49:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:19,280 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:49:19,284 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:19,306 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:19,316 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848029246] [2019-12-07 21:49:19,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:19,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:49:19,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541524278] [2019-12-07 21:49:19,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:49:19,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:19,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:49:19,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:49:19,333 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 4 states. [2019-12-07 21:49:19,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:19,463 INFO L93 Difference]: Finished difference Result 670 states and 967 transitions. [2019-12-07 21:49:19,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:49:19,465 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-07 21:49:19,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:19,482 INFO L225 Difference]: With dead ends: 670 [2019-12-07 21:49:19,482 INFO L226 Difference]: Without dead ends: 467 [2019-12-07 21:49:19,485 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:49:19,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2019-12-07 21:49:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 455. [2019-12-07 21:49:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2019-12-07 21:49:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 645 transitions. [2019-12-07 21:49:19,556 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 645 transitions. Word has length 13 [2019-12-07 21:49:19,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:19,556 INFO L462 AbstractCegarLoop]: Abstraction has 455 states and 645 transitions. [2019-12-07 21:49:19,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:49:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 645 transitions. [2019-12-07 21:49:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 21:49:19,558 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:19,558 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:49:19,759 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:49:19,759 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:19,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:19,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1283320232, now seen corresponding path program 1 times [2019-12-07 21:49:19,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:19,760 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478181052] [2019-12-07 21:49:19,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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 [2019-12-07 21:49:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:19,885 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:49:19,887 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:19,893 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:19,895 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1478181052] [2019-12-07 21:49:19,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:19,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 21:49:19,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036317122] [2019-12-07 21:49:19,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:49:19,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:19,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:49:19,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:19,897 INFO L87 Difference]: Start difference. First operand 455 states and 645 transitions. Second operand 3 states. [2019-12-07 21:49:19,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:19,932 INFO L93 Difference]: Finished difference Result 461 states and 649 transitions. [2019-12-07 21:49:19,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:49:19,933 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 21:49:19,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:19,935 INFO L225 Difference]: With dead ends: 461 [2019-12-07 21:49:19,935 INFO L226 Difference]: Without dead ends: 458 [2019-12-07 21:49:19,936 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:19,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2019-12-07 21:49:19,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 455. [2019-12-07 21:49:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2019-12-07 21:49:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 644 transitions. [2019-12-07 21:49:19,960 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 644 transitions. Word has length 20 [2019-12-07 21:49:19,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:19,961 INFO L462 AbstractCegarLoop]: Abstraction has 455 states and 644 transitions. [2019-12-07 21:49:19,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:49:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 644 transitions. [2019-12-07 21:49:19,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 21:49:19,962 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:19,962 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:49:20,162 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:49:20,163 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:20,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:20,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1283379814, now seen corresponding path program 1 times [2019-12-07 21:49:20,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:20,165 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2005698744] [2019-12-07 21:49:20,165 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 21:49:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:20,395 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:49:20,397 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:20,404 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:20,407 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2005698744] [2019-12-07 21:49:20,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:20,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:49:20,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264706106] [2019-12-07 21:49:20,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:49:20,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:20,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:49:20,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:20,408 INFO L87 Difference]: Start difference. First operand 455 states and 644 transitions. Second operand 3 states. [2019-12-07 21:49:20,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:20,432 INFO L93 Difference]: Finished difference Result 896 states and 1275 transitions. [2019-12-07 21:49:20,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:49:20,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 21:49:20,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:20,434 INFO L225 Difference]: With dead ends: 896 [2019-12-07 21:49:20,434 INFO L226 Difference]: Without dead ends: 441 [2019-12-07 21:49:20,435 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:20,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2019-12-07 21:49:20,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 297. [2019-12-07 21:49:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2019-12-07 21:49:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 415 transitions. [2019-12-07 21:49:20,449 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 415 transitions. Word has length 20 [2019-12-07 21:49:20,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:20,449 INFO L462 AbstractCegarLoop]: Abstraction has 297 states and 415 transitions. [2019-12-07 21:49:20,449 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:49:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 415 transitions. [2019-12-07 21:49:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 21:49:20,451 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:20,451 INFO L410 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] [2019-12-07 21:49:20,651 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:49:20,651 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:20,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:20,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1155007385, now seen corresponding path program 1 times [2019-12-07 21:49:20,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:20,652 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11619723] [2019-12-07 21:49:20,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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 [2019-12-07 21:49:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:20,776 INFO L264 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:49:20,777 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:20,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:20,783 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:49:20,786 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11619723] [2019-12-07 21:49:20,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:20,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 21:49:20,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777397] [2019-12-07 21:49:20,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:49:20,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:20,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:49:20,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:20,787 INFO L87 Difference]: Start difference. First operand 297 states and 415 transitions. Second operand 3 states. [2019-12-07 21:49:20,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:20,845 INFO L93 Difference]: Finished difference Result 706 states and 990 transitions. [2019-12-07 21:49:20,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:49:20,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-12-07 21:49:20,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:20,848 INFO L225 Difference]: With dead ends: 706 [2019-12-07 21:49:20,849 INFO L226 Difference]: Without dead ends: 412 [2019-12-07 21:49:20,849 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:49:20,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2019-12-07 21:49:20,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 410. [2019-12-07 21:49:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2019-12-07 21:49:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 574 transitions. [2019-12-07 21:49:20,872 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 574 transitions. Word has length 23 [2019-12-07 21:49:20,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:20,873 INFO L462 AbstractCegarLoop]: Abstraction has 410 states and 574 transitions. [2019-12-07 21:49:20,873 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:49:20,873 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 574 transitions. [2019-12-07 21:49:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 21:49:20,875 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:20,875 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 21:49:21,076 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 21:49:21,076 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:21,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:21,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1364814432, now seen corresponding path program 1 times [2019-12-07 21:49:21,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:21,077 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369713724] [2019-12-07 21:49:21,077 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 21:49:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:21,218 INFO L264 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:49:21,219 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 21:49:21,226 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 21:49:21,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369713724] [2019-12-07 21:49:21,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:21,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 21:49:21,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244367325] [2019-12-07 21:49:21,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:49:21,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:21,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:49:21,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:49:21,235 INFO L87 Difference]: Start difference. First operand 410 states and 574 transitions. Second operand 4 states. [2019-12-07 21:49:21,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:21,286 INFO L93 Difference]: Finished difference Result 1150 states and 1620 transitions. [2019-12-07 21:49:21,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:49:21,287 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2019-12-07 21:49:21,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:21,291 INFO L225 Difference]: With dead ends: 1150 [2019-12-07 21:49:21,291 INFO L226 Difference]: Without dead ends: 743 [2019-12-07 21:49:21,292 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:49:21,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2019-12-07 21:49:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 740. [2019-12-07 21:49:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2019-12-07 21:49:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1043 transitions. [2019-12-07 21:49:21,322 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1043 transitions. Word has length 38 [2019-12-07 21:49:21,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:21,323 INFO L462 AbstractCegarLoop]: Abstraction has 740 states and 1043 transitions. [2019-12-07 21:49:21,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:49:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1043 transitions. [2019-12-07 21:49:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-07 21:49:21,324 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:21,324 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 21:49:21,524 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 21:49:21,525 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:21,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:21,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1668625743, now seen corresponding path program 1 times [2019-12-07 21:49:21,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:21,526 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1964368157] [2019-12-07 21:49:21,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/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 [2019-12-07 21:49:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:49:21,692 INFO L264 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 21:49:21,694 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:49:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 21:49:21,718 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:49:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 21:49:21,761 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1964368157] [2019-12-07 21:49:21,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:49:21,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 21:49:21,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342046166] [2019-12-07 21:49:21,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 21:49:21,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:49:21,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 21:49:21,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 21:49:21,762 INFO L87 Difference]: Start difference. First operand 740 states and 1043 transitions. Second operand 8 states. [2019-12-07 21:49:21,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:49:21,948 INFO L93 Difference]: Finished difference Result 3366 states and 4727 transitions. [2019-12-07 21:49:21,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 21:49:21,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-12-07 21:49:21,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:49:21,963 INFO L225 Difference]: With dead ends: 3366 [2019-12-07 21:49:21,963 INFO L226 Difference]: Without dead ends: 2629 [2019-12-07 21:49:21,965 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 21:49:21,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2629 states. [2019-12-07 21:49:22,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2629 to 752. [2019-12-07 21:49:22,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2019-12-07 21:49:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1055 transitions. [2019-12-07 21:49:22,016 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1055 transitions. Word has length 40 [2019-12-07 21:49:22,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:49:22,016 INFO L462 AbstractCegarLoop]: Abstraction has 752 states and 1055 transitions. [2019-12-07 21:49:22,016 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 21:49:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1055 transitions. [2019-12-07 21:49:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-07 21:49:22,017 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:49:22,017 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 21:49:22,218 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 21:49:22,218 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:49:22,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:49:22,219 INFO L82 PathProgramCache]: Analyzing trace with hash 388762065, now seen corresponding path program 1 times [2019-12-07 21:49:22,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:49:22,219 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186382155] [2019-12-07 21:49:22,219 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_468c3f9b-3c33-40e3-9806-7e55544bcb8d/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 21:49:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:49:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:49:22,662 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-12-07 21:49:22,662 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 21:49:22,862 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 21:49:22,905 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,907 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,908 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,908 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,909 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,910 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,911 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,911 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,913 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,913 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,914 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,915 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,916 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,916 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,917 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,918 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,918 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,919 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,920 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,920 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,921 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,921 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,922 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,922 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,923 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,924 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,924 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,924 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,925 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,925 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,926 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,926 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,927 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,928 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,928 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,929 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,929 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,930 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,930 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,931 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,931 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,932 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,932 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,933 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,933 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,934 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,934 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,935 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,935 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,936 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,936 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,937 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,938 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,938 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,939 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,939 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,940 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,940 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,941 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:22,941 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-07 21:49:23,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:49:23 BoogieIcfgContainer [2019-12-07 21:49:23,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:49:23,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:49:23,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:49:23,010 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:49:23,011 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:49:19" (3/4) ... [2019-12-07 21:49:23,014 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 21:49:23,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:49:23,015 INFO L168 Benchmark]: Toolchain (without parser) took 5674.70 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.5 MB). Free memory was 946.9 MB in the beginning and 769.8 MB in the end (delta: 177.1 MB). Peak memory consumption was 403.6 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,016 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:23,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 946.9 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,017 INFO L168 Benchmark]: Boogie Preprocessor took 68.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,017 INFO L168 Benchmark]: RCFGBuilder took 824.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.7 MB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,018 INFO L168 Benchmark]: TraceAbstraction took 3951.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.7 MB). Free memory was 928.7 MB in the beginning and 769.8 MB in the end (delta: 158.8 MB). Peak memory consumption was 260.5 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:23,018 INFO L168 Benchmark]: Witness Printer took 3.93 ms. Allocated memory is still 1.3 GB. Free memory is still 769.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:23,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 746.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 946.9 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 824.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.7 MB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3951.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.7 MB). Free memory was 928.7 MB in the beginning and 769.8 MB in the end (delta: 158.8 MB). Peak memory consumption was 260.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.93 ms. Allocated memory is still 1.3 GB. Free memory is still 769.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3303]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 2886. Possible FailurePath: [L2752] int ldv_irq_1_2 = 0; [L2753] int LDV_IN_INTERRUPT = 1; [L2754] int ldv_irq_1_3 = 0; [L2755] void *ldv_irq_data_1_1 ; [L2756] int ldv_irq_1_1 = 0; [L2757] int ldv_irq_1_0 = 0; [L2758] int probed_2 = 0; [L2759] int ldv_irq_line_1_3 ; [L2760] void *ldv_irq_data_1_0 ; [L2761] int ldv_state_variable_0 ; [L2762] int ldv_irq_line_1_0 ; [L2763] int ldv_state_variable_2 ; [L2764] void *ldv_irq_data_1_3 ; [L2765] int ref_cnt ; [L2766] int ldv_irq_line_1_1 ; [L2767] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2768] void *ldv_irq_data_1_2 ; [L2769] int ldv_state_variable_1 ; [L2770] int ldv_irq_line_1_2 ; [L2867] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2944-L2954] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2970] int ldv_retval_0 ; [L2971] int ldv_retval_1 ; [L2974] int ldv_retval_2 ; [L3342] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3123] int tmp ; [L3124] int tmp___0 ; [L3125] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3128] ldv_state_variable_1 = 1 [L3129] ref_cnt = 0 [L3130] ldv_state_variable_0 = 1 [L3131] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3142] COND TRUE ldv_state_variable_0 != 0 [L3143] tmp___0 = __VERIFIER_nondet_int() [L3145] case 0: [L3153] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3154] COND TRUE ldv_state_variable_0 == 1 [L2957] int tmp ; [L3280] ldv_func_ret_type___0 ldv_func_res ; [L3281] int tmp ; [L3410] return __VERIFIER_nondet_int(); [L3283] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3284] ldv_func_res = tmp [L3285] ldv_state_variable_2 = 1 [L3088] void *tmp ; [L2712] void *p ; [L2713] void *tmp ; [L2715] tmp = calloc(1UL, size) [L2716] p = tmp [L2718] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3090] tmp = ldv_init_zalloc(1472UL) [L3091] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3287] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2959] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2960] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3155] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3156] COND TRUE ldv_retval_0 == 0 [L3157] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3160] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: [L3175] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3176] COND TRUE ldv_state_variable_2 != 0 [L3177] tmp___1 = __VERIFIER_nondet_int() [L3179] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3180] COND TRUE ldv_state_variable_2 == 1 [L2870] struct iio_interrupt_trigger_info *trig_info ; [L2871] struct iio_trigger *trig ; [L2872] unsigned long irqflags ; [L2873] struct resource *irq_res ; [L2874] int irq ; [L2875] int ret ; [L2876] void *tmp ; [L2878] ret = 0 [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND FALSE !(tmp___0 != 0) [L2686] tmp = malloc(size) [L2687] p = tmp [L2689] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3438] return ldv_malloc(sizeof(struct resource)); [L2879] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2880] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2884] EXPR irq_res->flags [L2884] irqflags = (irq_res->flags & 15UL) | 128UL [L2885] EXPR irq_res->start [L2885] irq = (int )irq_res->start [L2886] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2887] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND TRUE tmp___0 != 0 [L2684] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2651] return ldv_malloc(size); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2892] tmp = kzalloc(4UL, 208U) [L2893] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2894] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2895] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2836] EXPR trig->ops [L2836] (trig->ops)->owner [L3373] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3374] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3303] __VERIFIER_error() VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 178 locations, 4 error locations. Result: UNSAFE, OverallTime: 3.7s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1444 SDtfs, 2448 SDslu, 2907 SDs, 0 SdLazy, 84 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 299 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=752occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 2041 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 19854 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1266 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: 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...