./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs --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 087f5c7675216216784da9a1af43af80d1a1b1b9 ............................................................................................................................................................ 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_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs --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 087f5c7675216216784da9a1af43af80d1a1b1b9 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:33:13,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:33:13,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:33:13,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:33:13,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:33:13,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:33:13,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:33:13,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:33:13,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:33:13,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:33:13,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:33:13,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:33:13,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:33:13,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:33:13,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:33:13,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:33:13,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:33:13,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:33:13,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:33:13,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:33:13,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:33:13,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:33:13,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:33:13,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:33:13,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:33:13,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:33:13,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:33:13,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:33:13,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:33:13,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:33:13,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:33:13,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:33:13,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:33:13,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:33:13,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:33:13,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:33:13,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:33:13,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:33:13,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:33:13,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:33:13,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:33:13,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-16 02:33:13,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:33:13,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:33:13,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:33:13,440 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:33:13,440 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:33:13,440 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:33:13,440 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:33:13,440 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:33:13,441 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:33:13,441 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:33:13,441 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:33:13,441 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:33:13,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:33:13,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:33:13,442 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:33:13,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:33:13,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:33:13,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:33:13,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:33:13,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:33:13,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:33:13,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:33:13,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:33:13,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:33:13,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:33:13,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:33:13,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:33:13,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:33:13,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:33:13,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:33:13,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:33:13,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:33:13,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:33:13,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:33:13,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:33:13,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:33:13,446 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_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-16 02:33:13,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:33:13,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:33:13,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:33:13,854 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:33:13,855 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:33:13,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-16 02:33:13,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/357ffb5c4/0dadd0cc4a0d4f15a2da4b80f3c5a2a2/FLAGc54d8e63c [2021-10-16 02:33:15,536 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:33:15,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-16 02:33:15,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/357ffb5c4/0dadd0cc4a0d4f15a2da4b80f3c5a2a2/FLAGc54d8e63c [2021-10-16 02:33:15,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/357ffb5c4/0dadd0cc4a0d4f15a2da4b80f3c5a2a2 [2021-10-16 02:33:15,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:33:15,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:33:15,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:15,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:33:15,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:33:15,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:15" (1/1) ... [2021-10-16 02:33:15,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0fdde5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:15, skipping insertion in model container [2021-10-16 02:33:15,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:15" (1/1) ... [2021-10-16 02:33:15,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:33:16,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:33:22,697 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,700 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,701 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,703 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,814 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,815 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,816 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,819 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,820 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,821 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,822 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,845 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,845 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:22,846 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:23,442 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:23,443 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,399 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,422 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,425 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,451 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,458 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-16 02:33:24,772 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-16 02:33:24,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f9353d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:24, skipping insertion in model container [2021-10-16 02:33:24,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:24,775 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:33:24,779 INFO L168 Benchmark]: Toolchain (without parser) took 8835.08 ms. Allocated memory was 94.4 MB in the beginning and 165.7 MB in the end (delta: 71.3 MB). Free memory was 48.7 MB in the beginning and 55.7 MB in the end (delta: -7.0 MB). Peak memory consumption was 77.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:24,781 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:33:24,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8829.42 ms. Allocated memory was 94.4 MB in the beginning and 165.7 MB in the end (delta: 71.3 MB). Free memory was 48.5 MB in the beginning and 55.7 MB in the end (delta: -7.2 MB). Peak memory consumption was 77.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:24,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8829.42 ms. Allocated memory was 94.4 MB in the beginning and 165.7 MB in the end (delta: 71.3 MB). Free memory was 48.5 MB in the beginning and 55.7 MB in the end (delta: -7.2 MB). Peak memory consumption was 77.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:33:27,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:33:27,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:33:27,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:33:27,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:33:27,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:33:27,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:33:27,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:33:27,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:33:27,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:33:27,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:33:27,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:33:27,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:33:27,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:33:27,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:33:27,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:33:27,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:33:27,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:33:27,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:33:27,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:33:27,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:33:27,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:33:27,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:33:27,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:33:27,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:33:27,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:33:27,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:33:27,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:33:27,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:33:27,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:33:27,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:33:27,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:33:27,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:33:27,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:33:27,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:33:27,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:33:27,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:33:27,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:33:27,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:33:27,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:33:27,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:33:27,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-16 02:33:27,510 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:33:27,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:33:27,512 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:33:27,512 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:33:27,512 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:33:27,513 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:33:27,513 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:33:27,513 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:33:27,513 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:33:27,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:33:27,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:33:27,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:33:27,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:33:27,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:33:27,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:33:27,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:33:27,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:33:27,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:33:27,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:33:27,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:33:27,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:33:27,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:33:27,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:33:27,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:33:27,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:33:27,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:33:27,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:33:27,520 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:33:27,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:33:27,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:33:27,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:33:27,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:33:27,522 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_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2021-10-16 02:33:27,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:33:27,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:33:27,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:33:27,989 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:33:27,990 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:33:27,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-16 02:33:28,080 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/0e923364d/8bb5fb52dc204647ab5882614de76b03/FLAG179a46045 [2021-10-16 02:33:30,099 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:33:30,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-16 02:33:30,338 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/0e923364d/8bb5fb52dc204647ab5882614de76b03/FLAG179a46045 [2021-10-16 02:33:30,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f630feb-7415-47d6-b68f-e32cb5624cde/bin/utaipan-mTDlp9Zugs/data/0e923364d/8bb5fb52dc204647ab5882614de76b03 [2021-10-16 02:33:30,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:33:30,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:33:30,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:30,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:33:30,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:33:30,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:30" (1/1) ... [2021-10-16 02:33:30,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142b4698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:30, skipping insertion in model container [2021-10-16 02:33:30,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:30" (1/1) ... [2021-10-16 02:33:30,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:33:30,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:33:39,151 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-16 02:33:39,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@405c3163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:39, skipping insertion in model container [2021-10-16 02:33:39,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:39,153 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:33:39,156 INFO L168 Benchmark]: Toolchain (without parser) took 8776.75 ms. Allocated memory was 67.1 MB in the beginning and 163.6 MB in the end (delta: 96.5 MB). Free memory was 27.5 MB in the beginning and 97.0 MB in the end (delta: -69.5 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:39,158 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:33:39,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8771.46 ms. Allocated memory was 67.1 MB in the beginning and 163.6 MB in the end (delta: 96.5 MB). Free memory was 27.3 MB in the beginning and 97.0 MB in the end (delta: -69.7 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:39,163 INFO L339 ainManager$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 33.3 MB in the beginning and 33.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8771.46 ms. Allocated memory was 67.1 MB in the beginning and 163.6 MB in the end (delta: 96.5 MB). Free memory was 27.3 MB in the beginning and 97.0 MB in the end (delta: -69.7 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...