./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.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_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/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_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/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_fad95bf4-2695-4526-b78d-7913c03ce80e/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 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b --- 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 02:10:45,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:10:45,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:10:45,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:10:45,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:10:45,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:10:45,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:10:45,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:10:45,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:10:45,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:10:45,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:10:45,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:10:45,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:10:45,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:10:45,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:10:45,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:10:45,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:10:45,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:10:45,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:10:45,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:10:45,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:10:45,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:10:45,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:10:45,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:10:45,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:10:45,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:10:45,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:10:45,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:10:45,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:10:45,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:10:45,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:10:45,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:10:45,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:10:45,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:10:45,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:10:45,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:10:45,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:10:45,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:10:45,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:10:45,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:10:45,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:10:45,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:10:45,373 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:10:45,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:10:45,374 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:10:45,374 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:10:45,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:10:45,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:10:45,376 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:10:45,376 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:10:45,376 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:10:45,376 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:10:45,377 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:10:45,377 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:10:45,378 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:10:45,378 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:10:45,378 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:10:45,378 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:10:45,379 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:10:45,379 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:10:45,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:10:45,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:10:45,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:10:45,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:10:45,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:10:45,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:10:45,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:10:45,381 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:10:45,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:10:45,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:10:45,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:10:45,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:45,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:10:45,383 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:10:45,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:10:45,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:10:45,383 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:10:45,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:10:45,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:10:45,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:10:45,385 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_fad95bf4-2695-4526-b78d-7913c03ce80e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-03 02:10:45,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:10:45,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:10:45,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:10:45,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:10:45,763 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:10:45,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 02:10:45,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/7d2353d95/6213b4da71584e8b97855943d7038b74/FLAG78752dd09 [2022-11-03 02:10:47,256 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:10:47,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 02:10:47,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/7d2353d95/6213b4da71584e8b97855943d7038b74/FLAG78752dd09 [2022-11-03 02:10:47,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/7d2353d95/6213b4da71584e8b97855943d7038b74 [2022-11-03 02:10:47,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:10:47,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:10:47,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:47,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:10:47,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:10:47,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:47" (1/1) ... [2022-11-03 02:10:47,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb9f292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:47, skipping insertion in model container [2022-11-03 02:10:47,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:47" (1/1) ... [2022-11-03 02:10:47,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:10:48,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:10:50,238 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-03 02:10:50,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ac62500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:50, skipping insertion in model container [2022-11-03 02:10:50,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:50,239 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:10:50,242 INFO L158 Benchmark]: Toolchain (without parser) took 2487.37ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 48.2MB in the beginning and 94.9MB in the end (delta: -46.7MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2022-11-03 02:10:50,243 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:10:50,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2483.04ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 47.9MB in the beginning and 94.9MB in the end (delta: -47.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2022-11-03 02:10:50,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2483.04ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 47.9MB in the beginning and 94.9MB in the end (delta: -47.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err 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_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/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_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/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_fad95bf4-2695-4526-b78d-7913c03ce80e/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 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b --- 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 02:10:52,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:10:52,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:10:52,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:10:52,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:10:52,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:10:52,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:10:52,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:10:52,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:10:52,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:10:52,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:10:52,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:10:52,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:10:52,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:10:52,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:10:52,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:10:52,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:10:52,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:10:52,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:10:52,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:10:52,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:10:52,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:10:52,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:10:52,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:10:52,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:10:52,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:10:52,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:10:52,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:10:52,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:10:52,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:10:52,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:10:52,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:10:52,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:10:52,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:10:52,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:10:52,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:10:52,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:10:52,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:10:52,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:10:52,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:10:52,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:10:52,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:10:52,647 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:10:52,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:10:52,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:10:52,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:10:52,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:10:52,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:10:52,651 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:10:52,651 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:10:52,651 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:10:52,651 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:10:52,653 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:10:52,653 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:10:52,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:10:52,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:10:52,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:10:52,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:10:52,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:10:52,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:10:52,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:10:52,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:10:52,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:10:52,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:52,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:10:52,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:10:52,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:10:52,658 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:10:52,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:10:52,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:10:52,659 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:10:52,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:10:52,659 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_fad95bf4-2695-4526-b78d-7913c03ce80e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-03 02:10:53,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:10:53,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:10:53,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:10:53,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:10:53,085 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:10:53,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 02:10:53,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/36f997654/6b0b9d969ae2465a99ff3b9d62db9843/FLAG8d5c5e004 [2022-11-03 02:10:54,779 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:10:54,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2022-11-03 02:10:54,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/36f997654/6b0b9d969ae2465a99ff3b9d62db9843/FLAG8d5c5e004 [2022-11-03 02:10:55,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fad95bf4-2695-4526-b78d-7913c03ce80e/bin/utaipan-7li7fVZpFI/data/36f997654/6b0b9d969ae2465a99ff3b9d62db9843 [2022-11-03 02:10:55,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:10:55,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:10:55,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:55,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:10:55,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:10:55,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:55" (1/1) ... [2022-11-03 02:10:55,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5682aef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:55, skipping insertion in model container [2022-11-03 02:10:55,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:55" (1/1) ... [2022-11-03 02:10:55,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:10:55,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:10:57,783 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-03 02:10:57,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d22fc03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:57, skipping insertion in model container [2022-11-03 02:10:57,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:57,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:10:57,790 INFO L158 Benchmark]: Toolchain (without parser) took 2640.23ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 70.8MB in the end (delta: -18.4MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2022-11-03 02:10:57,791 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:10:57,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2637.64ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 70.8MB in the end (delta: -18.4MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2022-11-03 02:10:57,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2637.64ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 70.8MB in the end (delta: -18.4MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err 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