./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-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ecf424f34ea7e93295e111d9479820192fa53627 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ecf424f34ea7e93295e111d9479820192fa53627 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:22:59,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:59,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:59,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:59,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:59,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:59,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:59,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:59,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:59,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:59,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:59,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:59,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:59,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:59,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:59,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:59,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:59,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:59,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:59,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:59,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:59,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:59,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:59,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:59,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:59,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:59,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:59,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:59,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:59,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:59,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:59,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:59,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:59,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:59,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:59,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:59,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:59,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:59,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:59,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:59,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:59,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:22:59,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:59,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:59,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:59,602 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:59,602 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:59,602 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:59,602 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:22:59,602 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:59,609 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:59,609 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:22:59,610 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:22:59,610 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:59,610 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:22:59,611 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:22:59,611 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:22:59,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:59,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:59,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:59,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:59,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:59,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:59,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:59,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:59,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:59,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:59,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:59,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:59,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:59,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:59,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:59,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:59,617 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:22:59,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:22:59,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:59,618 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:59,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:59,618 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecf424f34ea7e93295e111d9479820192fa53627 [2021-10-11 02:22:59,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:59,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:59,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:59,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:59,895 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:59,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-10-11 02:22:59,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/e1c6fc5a5/8bff24ad3ae845699a7252394d99eb06/FLAG0a7fb7da5 [2021-10-11 02:23:01,000 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:01,001 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-10-11 02:23:01,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/e1c6fc5a5/8bff24ad3ae845699a7252394d99eb06/FLAG0a7fb7da5 [2021-10-11 02:23:01,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/e1c6fc5a5/8bff24ad3ae845699a7252394d99eb06 [2021-10-11 02:23:01,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:01,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:01,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:01,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:01,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:01,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:01" (1/1) ... [2021-10-11 02:23:01,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cee36d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:01, skipping insertion in model container [2021-10-11 02:23:01,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:01" (1/1) ... [2021-10-11 02:23:01,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:01,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:03,174 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:23:04,050 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:23:04,055 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:23:04,766 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-11 02:23:04,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bf51ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:04, skipping insertion in model container [2021-10-11 02:23:04,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:04,767 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:04,770 INFO L168 Benchmark]: Toolchain (without parser) took 3480.63 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 68.3 MB in the beginning and 57.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:04,771 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 102.8 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:04,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3478.15 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 68.3 MB in the beginning and 57.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:04,774 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 102.8 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3478.15 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 68.3 MB in the beginning and 57.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10842]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:07,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:07,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:07,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:07,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:07,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:07,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:07,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:07,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:07,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:07,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:07,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:07,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:07,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:07,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:07,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:07,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:07,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:07,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:07,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:07,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:07,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:07,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:07,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:07,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:07,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:07,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:07,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:07,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:07,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:07,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:07,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:07,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:07,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:07,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:07,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:07,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:07,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:07,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:07,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:07,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:07,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:23:07,285 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:07,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:07,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:07,287 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:07,287 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:07,287 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:07,288 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:07,288 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:07,288 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:07,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:07,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:07,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:07,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:07,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:07,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:07,293 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:07,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:07,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:07,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:07,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:07,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:07,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:07,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:07,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:07,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:07,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:07,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:07,296 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:07,296 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:07,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:07,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:07,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:07,297 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecf424f34ea7e93295e111d9479820192fa53627 [2021-10-11 02:23:07,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:07,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:07,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:07,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:07,699 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:07,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-10-11 02:23:07,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/4903daa17/b9f00bfe5ccc45dd8760ee1536250582/FLAG6f21831a7 [2021-10-11 02:23:09,055 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:09,056 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--misc--sgi-gru--gru.ko-entry_point.cil.out.i [2021-10-11 02:23:09,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/4903daa17/b9f00bfe5ccc45dd8760ee1536250582/FLAG6f21831a7 [2021-10-11 02:23:09,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae0435-1a92-4b66-b763-da1bd8d146f3/bin/utaipan-WLngWcDbfI/data/4903daa17/b9f00bfe5ccc45dd8760ee1536250582 [2021-10-11 02:23:09,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:09,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:09,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:09,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:09,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:09,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:09" (1/1) ... [2021-10-11 02:23:09,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92ad586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:09, skipping insertion in model container [2021-10-11 02:23:09,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:09" (1/1) ... [2021-10-11 02:23:09,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:09,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:12,797 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-11 02:23:12,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@525c7462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:12, skipping insertion in model container [2021-10-11 02:23:12,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:12,799 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:12,801 INFO L168 Benchmark]: Toolchain (without parser) took 3630.38 ms. Allocated memory was 69.2 MB in the beginning and 130.0 MB in the end (delta: 60.8 MB). Free memory was 42.0 MB in the beginning and 80.2 MB in the end (delta: -38.2 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:12,802 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.8 MB in the beginning and 33.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:12,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3627.18 ms. Allocated memory was 69.2 MB in the beginning and 130.0 MB in the end (delta: 60.8 MB). Free memory was 41.8 MB in the beginning and 80.2 MB in the end (delta: -38.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:12,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.8 MB in the beginning and 33.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3627.18 ms. Allocated memory was 69.2 MB in the beginning and 130.0 MB in the end (delta: 60.8 MB). Free memory was 41.8 MB in the beginning and 80.2 MB in the end (delta: -38.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10842]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...