./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI --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 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:49:42,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:49:42,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:49:42,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:49:42,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:49:42,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:49:42,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:49:42,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:49:42,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:49:42,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:49:42,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:49:42,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:49:42,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:49:42,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:49:42,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:49:42,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:49:42,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:49:42,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:49:42,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:49:42,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:49:42,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:49:42,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:49:42,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:49:42,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:49:42,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:49:42,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:49:42,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:49:42,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:49:42,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:49:42,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:49:42,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:49:42,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:49:42,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:49:42,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:49:42,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:49:42,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:49:42,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:49:42,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:49:42,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:49:42,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:49:42,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:49:42,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:49:42,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:49:42,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:49:42,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:49:42,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:49:42,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:49:42,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:49:42,510 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:49:42,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:49:42,510 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:49:42,510 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:49:42,511 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:49:42,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:49:42,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:49:42,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:49:42,512 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:49:42,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:49:42,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:49:42,513 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:49:42,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:49:42,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:49:42,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:49:42,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:49:42,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:49:42,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:49:42,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:49:42,515 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:49:42,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:49:42,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:49:42,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:49:42,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:49:42,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:49:42,517 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:49:42,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:49:42,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:49:42,517 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:49:42,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:49:42,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:49:42,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:49:42,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 [2022-11-03 02:49:42,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:49:42,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:49:42,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:49:42,824 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:49:42,825 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:49:42,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-03 02:49:42,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/efe4b13d9/dbb1e39b80544ed683c05576cffc35ca/FLAGfb5f1e00b [2022-11-03 02:49:44,345 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:49:44,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-03 02:49:44,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/efe4b13d9/dbb1e39b80544ed683c05576cffc35ca/FLAGfb5f1e00b [2022-11-03 02:49:44,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/efe4b13d9/dbb1e39b80544ed683c05576cffc35ca [2022-11-03 02:49:44,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:49:44,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:49:44,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:49:44,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:49:44,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:49:44,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:49:44" (1/1) ... [2022-11-03 02:49:44,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e1191c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:49:44, skipping insertion in model container [2022-11-03 02:49:44,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:49:44" (1/1) ... [2022-11-03 02:49:44,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:49:45,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:49:49,588 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2022-11-03 02:49:49,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68bc1193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:49:49, skipping insertion in model container [2022-11-03 02:49:49,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:49:49,591 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:49:49,594 INFO L158 Benchmark]: Toolchain (without parser) took 4828.27ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 63.4MB in the beginning and 73.2MB in the end (delta: -9.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-03 02:49:49,595 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:49:49,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4823.10ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 63.4MB in the beginning and 73.2MB in the end (delta: -9.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-03 02:49:49,599 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4823.10ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 63.4MB in the beginning and 73.2MB in the end (delta: -9.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8122]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI --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 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:49:51,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:49:51,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:49:51,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:49:51,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:49:51,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:49:51,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:49:51,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:49:51,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:49:51,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:49:51,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:49:51,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:49:51,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:49:51,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:49:51,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:49:51,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:49:51,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:49:51,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:49:51,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:49:51,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:49:51,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:49:51,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:49:51,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:49:51,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:49:51,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:49:51,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:49:51,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:49:51,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:49:51,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:49:51,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:49:51,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:49:51,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:49:51,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:49:51,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:49:51,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:49:51,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:49:51,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:49:51,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:49:51,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:49:51,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:49:51,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:49:51,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:49:51,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:49:51,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:49:51,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:49:51,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:49:51,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:49:51,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:49:51,976 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:49:51,976 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:49:51,976 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:49:51,977 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:49:51,978 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:49:51,978 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:49:51,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:49:51,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:49:51,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:49:51,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:49:51,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:49:51,981 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:49:51,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:49:51,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:49:51,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:49:51,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:49:51,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:49:51,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:49:51,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:49:51,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:49:51,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:49:51,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:49:51,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:49:51,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:49:51,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:49:51,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:49:51,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:49:51,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:49:51,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:49:51,985 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_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 290d5c5f829479b56e16463faed26f141fa1595d1a764e48f6b11f63bb351e98 [2022-11-03 02:49:52,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:49:52,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:49:52,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:49:52,409 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:49:52,410 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:49:52,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-03 02:49:52,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/4d6b48b6f/c8541a3b9d9847b094fdcc2167b53f1d/FLAGd0b34f0d5 [2022-11-03 02:49:54,092 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:49:54,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1575714-1-150_1a-drivers--net--wireless--b43--b43.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-03 02:49:54,190 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/4d6b48b6f/c8541a3b9d9847b094fdcc2167b53f1d/FLAGd0b34f0d5 [2022-11-03 02:49:54,428 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0bffdc-4a0f-416e-ba5b-67b8bed1058c/bin/utaipan-7li7fVZpFI/data/4d6b48b6f/c8541a3b9d9847b094fdcc2167b53f1d [2022-11-03 02:49:54,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:49:54,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:49:54,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:49:54,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:49:54,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:49:54,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:49:54" (1/1) ... [2022-11-03 02:49:54,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39335124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:49:54, skipping insertion in model container [2022-11-03 02:49:54,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:49:54" (1/1) ... [2022-11-03 02:49:54,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:49:54,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:49:59,744 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2022-11-03 02:49:59,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b1a873f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:49:59, skipping insertion in model container [2022-11-03 02:49:59,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:49:59,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:49:59,751 INFO L158 Benchmark]: Toolchain (without parser) took 5316.29ms. Allocated memory was 86.0MB in the beginning and 209.7MB in the end (delta: 123.7MB). Free memory was 34.0MB in the beginning and 101.7MB in the end (delta: -67.7MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-03 02:49:59,752 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 48.2MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:49:59,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5311.71ms. Allocated memory was 86.0MB in the beginning and 209.7MB in the end (delta: 123.7MB). Free memory was 33.8MB in the beginning and 101.7MB in the end (delta: -67.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-03 02:49:59,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 48.2MB. Free memory is still 27.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5311.71ms. Allocated memory was 86.0MB in the beginning and 209.7MB in the end (delta: 123.7MB). Free memory was 33.8MB in the beginning and 101.7MB in the end (delta: -67.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8122]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg 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