./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7 --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 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:40:04,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:40:04,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:40:04,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:40:04,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:40:04,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:40:04,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:40:04,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:40:04,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:40:04,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:40:04,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:40:04,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:40:04,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:40:04,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:40:04,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:40:04,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:40:04,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:40:04,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:40:04,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:40:04,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:40:04,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:40:04,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:40:04,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:40:04,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:40:04,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:40:04,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:40:04,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:40:04,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:40:04,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:40:04,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:40:04,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:40:04,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:40:04,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:40:04,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:40:04,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:40:04,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:40:04,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:40:04,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:40:04,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:40:04,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:40:04,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:40:04,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:40:04,674 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:40:04,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:40:04,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:40:04,676 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:40:04,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:40:04,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:40:04,681 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:40:04,681 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:40:04,681 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:40:04,682 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:40:04,683 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:40:04,684 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:40:04,684 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:40:04,684 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:40:04,685 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:40:04,685 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:40:04,685 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:40:04,686 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:40:04,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:40:04,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:40:04,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:40:04,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:40:04,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:40:04,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:40:04,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:40:04,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:40:04,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:40:04,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:40:04,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:40:04,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:40:04,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:40:04,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:40:04,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:40:04,694 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:40:04,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:40:04,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:40:04,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:40:04,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:40:04,696 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_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2021-11-25 19:40:05,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:40:05,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:40:05,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:40:05,149 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:40:05,150 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:40:05,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-25 19:40:05,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/2d1223ea7/3a055f142a4e4cd1a38be279572757f6/FLAG32ee7f671 [2021-11-25 19:40:07,145 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:40:07,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-25 19:40:07,279 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/2d1223ea7/3a055f142a4e4cd1a38be279572757f6/FLAG32ee7f671 [2021-11-25 19:40:07,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/2d1223ea7/3a055f142a4e4cd1a38be279572757f6 [2021-11-25 19:40:07,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:40:07,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:40:07,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:07,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:40:07,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:40:07,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:07" (1/1) ... [2021-11-25 19:40:07,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbe7487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:07, skipping insertion in model container [2021-11-25 19:40:07,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:07" (1/1) ... [2021-11-25 19:40:07,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:40:08,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:40:16,255 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-25 19:40:16,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cd73626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:16, skipping insertion in model container [2021-11-25 19:40:16,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:16,259 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:40:16,263 INFO L158 Benchmark]: Toolchain (without parser) took 8518.35ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 64.0MB in the beginning and 110.1MB in the end (delta: -46.1MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2021-11-25 19:40:16,265 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:40:16,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8514.36ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 64.0MB in the beginning and 110.1MB in the end (delta: -46.1MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2021-11-25 19:40:16,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8514.36ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 64.0MB in the beginning and 110.1MB in the end (delta: -46.1MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7 --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 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:40:19,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:40:19,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:40:19,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:40:19,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:40:19,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:40:19,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:40:19,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:40:19,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:40:19,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:40:19,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:40:19,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:40:19,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:40:19,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:40:19,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:40:19,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:40:19,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:40:19,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:40:19,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:40:19,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:40:19,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:40:19,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:40:19,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:40:19,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:40:19,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:40:19,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:40:19,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:40:19,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:40:19,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:40:19,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:40:19,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:40:19,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:40:19,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:40:19,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:40:19,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:40:19,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:40:19,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:40:19,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:40:19,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:40:19,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:40:19,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:40:19,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 19:40:19,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:40:19,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:40:19,408 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:40:19,409 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:40:19,410 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:40:19,410 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:40:19,410 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:40:19,411 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:40:19,411 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:40:19,411 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:40:19,412 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:40:19,412 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:40:19,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:40:19,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:40:19,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:40:19,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:40:19,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:40:19,415 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:40:19,415 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:40:19,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:40:19,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:40:19,416 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:40:19,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:40:19,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:40:19,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:40:19,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:40:19,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:40:19,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:40:19,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:40:19,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:40:19,419 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:40:19,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:40:19,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:40:19,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:40:19,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:40:19,420 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_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2021-11-25 19:40:19,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:40:19,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:40:19,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:40:19,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:40:19,964 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:40:19,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-25 19:40:20,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/f9994fd1e/c45411c71f1c4419af7b634230a790b5/FLAGb7149df08 [2021-11-25 19:40:22,002 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:40:22,003 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-25 19:40:22,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/f9994fd1e/c45411c71f1c4419af7b634230a790b5/FLAGb7149df08 [2021-11-25 19:40:22,574 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaf875ad-8725-4b21-9b10-fa7a40093d74/bin/utaipan-eEHZpOm5b7/data/f9994fd1e/c45411c71f1c4419af7b634230a790b5 [2021-11-25 19:40:22,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:40:22,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:40:22,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:22,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:40:22,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:40:22,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:22" (1/1) ... [2021-11-25 19:40:22,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3a7480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:22, skipping insertion in model container [2021-11-25 19:40:22,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:40:22" (1/1) ... [2021-11-25 19:40:22,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:40:22,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:40:32,865 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-25 19:40:32,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ab28e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:40:32, skipping insertion in model container [2021-11-25 19:40:32,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:40:32,870 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:40:32,874 INFO L158 Benchmark]: Toolchain (without parser) took 10292.02ms. Allocated memory was 69.2MB in the beginning and 224.4MB in the end (delta: 155.2MB). Free memory was 23.4MB in the beginning and 146.3MB in the end (delta: -122.9MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2021-11-25 19:40:32,876 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:40:32,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10288.81ms. Allocated memory was 69.2MB in the beginning and 224.4MB in the end (delta: 155.2MB). Free memory was 23.2MB in the beginning and 146.3MB in the end (delta: -123.1MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2021-11-25 19:40:32,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10288.81ms. Allocated memory was 69.2MB in the beginning and 224.4MB in the end (delta: 155.2MB). Free memory was 23.2MB in the beginning and 146.3MB in the end (delta: -123.1MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN