./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/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_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 13:42:47,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:42:47,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:42:47,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:42:47,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:42:47,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:42:47,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:42:47,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:42:47,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:42:47,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:42:47,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:42:47,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:42:47,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:42:47,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:42:47,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:42:47,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:42:47,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:42:47,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:42:47,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:42:47,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:42:47,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:42:47,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:42:47,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:42:47,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:42:47,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:42:47,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:42:47,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:42:47,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:42:47,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:42:47,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:42:47,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:42:47,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:42:47,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:42:47,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:42:47,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:42:47,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:42:47,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:42:47,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:42:47,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:42:47,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:42:47,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:42:48,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 13:42:48,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:42:48,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:42:48,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:42:48,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:42:48,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:42:48,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:42:48,044 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:42:48,045 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:42:48,045 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:42:48,045 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:42:48,046 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:42:48,046 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:42:48,046 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:42:48,047 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:42:48,047 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:42:48,047 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:42:48,047 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:42:48,048 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:42:48,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:42:48,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:42:48,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:42:48,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:42:48,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:42:48,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:42:48,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:42:48,050 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:42:48,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:42:48,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:42:48,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:42:48,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:42:48,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:42:48,053 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:42:48,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:42:48,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:42:48,053 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:42:48,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:42:48,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:42:48,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:42:48,054 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_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-23 13:42:48,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:42:48,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:42:48,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:42:48,360 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:42:48,360 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:42:48,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 13:42:51,338 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:42:52,337 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:42:52,338 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/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 [2022-11-23 13:42:52,439 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/763374ebd/eaf92ad2869f4e18b6041edaf8309be1/FLAGf42cfb8b2 [2022-11-23 13:42:52,458 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/763374ebd/eaf92ad2869f4e18b6041edaf8309be1 [2022-11-23 13:42:52,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:42:52,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:42:52,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:42:52,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:42:52,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:42:52,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:42:52" (1/1) ... [2022-11-23 13:42:52,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2ca8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:52, skipping insertion in model container [2022-11-23 13:42:52,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:42:52" (1/1) ... [2022-11-23 13:42:52,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:42:52,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:42:54,860 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-23 13:42:54,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50db863c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:54, skipping insertion in model container [2022-11-23 13:42:54,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:42:54,862 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:42:54,864 INFO L158 Benchmark]: Toolchain (without parser) took 2400.58ms. Allocated memory is still 174.1MB. Free memory was 88.6MB in the beginning and 83.6MB in the end (delta: 5.0MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-11-23 13:42:54,865 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:42:54,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2396.06ms. Allocated memory is still 174.1MB. Free memory was 88.0MB in the beginning and 83.6MB in the end (delta: 4.4MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-11-23 13:42:54,867 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2396.06ms. Allocated memory is still 174.1MB. Free memory was 88.0MB in the beginning and 83.6MB in the end (delta: 4.4MB). Peak memory consumption was 36.6MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/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_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 13:42:57,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:42:57,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:42:57,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:42:57,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:42:57,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:42:57,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:42:57,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:42:57,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:42:57,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:42:57,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:42:57,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:42:57,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:42:57,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:42:57,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:42:57,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:42:57,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:42:57,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:42:57,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:42:57,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:42:57,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:42:57,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:42:57,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:42:57,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:42:57,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:42:57,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:42:57,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:42:57,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:42:57,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:42:57,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:42:57,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:42:57,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:42:57,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:42:57,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:42:57,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:42:57,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:42:57,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:42:57,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:42:57,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:42:57,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:42:57,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:42:57,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 13:42:57,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:42:57,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:42:57,331 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:42:57,331 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:42:57,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:42:57,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:42:57,333 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:42:57,333 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:42:57,334 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:42:57,334 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:42:57,335 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:42:57,335 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:42:57,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:42:57,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:42:57,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:42:57,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:42:57,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:42:57,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:42:57,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:42:57,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:42:57,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:42:57,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:42:57,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:42:57,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:42:57,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:42:57,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:42:57,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:42:57,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:42:57,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:42:57,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:42:57,342 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:42:57,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:42:57,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:42:57,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:42:57,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:42:57,343 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_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2022-11-23 13:42:57,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:42:57,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:42:57,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:42:57,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:42:57,772 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:42:57,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 13:43:00,831 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:43:01,976 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:43:01,977 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/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 [2022-11-23 13:43:02,092 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/27f804ff1/aee10f9391c0493ebb7ee40fdf625eeb/FLAG57d0cbb3a [2022-11-23 13:43:02,113 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fceb0a7-f57a-48df-84fa-cec589c3d5e4/bin/utaipan-Q6hlc19bkW/data/27f804ff1/aee10f9391c0493ebb7ee40fdf625eeb [2022-11-23 13:43:02,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:43:02,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:43:02,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:43:02,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:43:02,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:43:02,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:02" (1/1) ... [2022-11-23 13:43:02,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746ceb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:02, skipping insertion in model container [2022-11-23 13:43:02,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:02" (1/1) ... [2022-11-23 13:43:02,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:43:02,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:43:05,287 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-23 13:43:05,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66cdd9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:05, skipping insertion in model container [2022-11-23 13:43:05,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:43:05,289 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:43:05,290 INFO L158 Benchmark]: Toolchain (without parser) took 3169.56ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 26.1MB in the beginning and 76.8MB in the end (delta: -50.7MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2022-11-23 13:43:05,291 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:43:05,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3165.39ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 25.9MB in the beginning and 76.8MB in the end (delta: -50.9MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2022-11-23 13:43:05,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3165.39ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 25.9MB in the beginning and 76.8MB in the end (delta: -50.9MB). Peak memory consumption was 41.5MB. 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