./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-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS --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 fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f --- 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-8393723 [2022-11-19 07:09:37,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:09:37,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:09:37,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:09:37,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:09:37,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:09:37,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:09:37,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:09:37,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:09:37,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:09:37,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:09:37,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:09:37,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:09:37,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:09:37,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:09:37,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:09:37,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:09:37,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:09:37,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:09:37,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:09:37,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:09:37,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:09:37,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:09:37,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:09:37,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:09:37,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:09:37,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:09:37,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:09:37,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:09:37,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:09:37,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:09:37,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:09:37,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:09:37,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:09:37,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:09:37,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:09:37,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:09:37,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:09:37,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:09:37,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:09:37,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:09:37,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:09:37,841 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:09:37,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:09:37,843 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:09:37,843 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:09:37,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:09:37,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:09:37,845 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:09:37,845 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:09:37,846 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:09:37,846 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:09:37,847 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:09:37,848 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:09:37,848 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:09:37,848 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:09:37,848 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:09:37,849 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:09:37,849 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:09:37,849 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:09:37,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:09:37,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:09:37,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:09:37,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:09:37,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:09:37,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:09:37,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:09:37,852 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:09:37,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:09:37,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:09:37,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:09:37,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:09:37,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:09:37,854 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:09:37,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:09:37,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:09:37,855 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:09:37,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:09:37,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:09:37,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:09:37,856 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_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f [2022-11-19 07:09:38,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:09:38,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:09:38,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:09:38,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:09:38,295 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:09:38,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2022-11-19 07:09:38,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/4599233bc/cb4b38a3efba440d94bc684a8a60ac8f/FLAG77e2acba3 [2022-11-19 07:09:40,089 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:09:40,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2022-11-19 07:09:40,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/4599233bc/cb4b38a3efba440d94bc684a8a60ac8f/FLAG77e2acba3 [2022-11-19 07:09:40,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/4599233bc/cb4b38a3efba440d94bc684a8a60ac8f [2022-11-19 07:09:40,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:09:40,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:09:40,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:40,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:09:40,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:09:40,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:40" (1/1) ... [2022-11-19 07:09:40,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be65c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:40, skipping insertion in model container [2022-11-19 07:09:40,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:40" (1/1) ... [2022-11-19 07:09:40,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:09:40,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:09:43,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2022-11-19 07:09:43,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52489466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:43, skipping insertion in model container [2022-11-19 07:09:43,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:43,228 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:09:43,231 INFO L158 Benchmark]: Toolchain (without parser) took 2933.95ms. Allocated memory was 140.5MB in the beginning and 226.5MB in the end (delta: 86.0MB). Free memory was 90.4MB in the beginning and 112.3MB in the end (delta: -21.9MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-11-19 07:09:43,232 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:09:43,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2927.05ms. Allocated memory was 140.5MB in the beginning and 226.5MB in the end (delta: 86.0MB). Free memory was 90.4MB in the beginning and 112.3MB in the end (delta: -21.9MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-11-19 07:09:43,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2927.05ms. Allocated memory was 140.5MB in the beginning and 226.5MB in the end (delta: 86.0MB). Free memory was 90.4MB in the beginning and 112.3MB in the end (delta: -21.9MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk 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_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS --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 fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f --- 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-8393723 [2022-11-19 07:09:45,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:09:45,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:09:45,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:09:45,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:09:45,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:09:45,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:09:45,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:09:45,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:09:45,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:09:45,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:09:45,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:09:45,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:09:45,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:09:45,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:09:45,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:09:45,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:09:45,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:09:45,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:09:45,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:09:45,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:09:45,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:09:45,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:09:45,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:09:45,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:09:45,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:09:45,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:09:45,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:09:45,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:09:45,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:09:45,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:09:45,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:09:45,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:09:45,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:09:45,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:09:45,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:09:45,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:09:45,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:09:45,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:09:45,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:09:45,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:09:45,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:09:45,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:09:45,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:09:45,965 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:09:45,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:09:45,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:09:45,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:09:45,967 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:09:45,967 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:09:45,968 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:09:45,968 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:09:45,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:09:45,970 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:09:45,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:09:45,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:09:45,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:09:45,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:09:45,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:09:45,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:09:45,974 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:09:45,974 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:09:45,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:09:45,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:09:45,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:09:45,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:09:45,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:09:45,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:09:45,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:09:45,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:09:45,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:09:45,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:09:45,977 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:09:45,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:09:45,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:09:45,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:09:45,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:09:45,979 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_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa288965d97b763bf81c880a5b2858420f8cefbafb9ce840f496b17056b9007f [2022-11-19 07:09:46,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:09:46,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:09:46,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:09:46,517 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:09:46,518 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:09:46,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2022-11-19 07:09:46,616 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/b08b380de/5f076507b8644b1b9cf0f440ab061e60/FLAGe010a359b [2022-11-19 07:09:48,645 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:09:48,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2022-11-19 07:09:48,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/b08b380de/5f076507b8644b1b9cf0f440ab061e60/FLAGe010a359b [2022-11-19 07:09:49,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2640db3-de8e-43f0-8941-99420af835a2/bin/utaipan-I9t0OCRTmS/data/b08b380de/5f076507b8644b1b9cf0f440ab061e60 [2022-11-19 07:09:49,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:09:49,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:09:49,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:49,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:09:49,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:09:49,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:49" (1/1) ... [2022-11-19 07:09:49,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfc4e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:49, skipping insertion in model container [2022-11-19 07:09:49,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:49" (1/1) ... [2022-11-19 07:09:49,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:09:49,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:09:51,922 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2022-11-19 07:09:51,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d374cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:51, skipping insertion in model container [2022-11-19 07:09:51,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:51,924 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:09:51,927 INFO L158 Benchmark]: Toolchain (without parser) took 2870.36ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 78.1MB in the beginning and 90.9MB in the end (delta: -12.8MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2022-11-19 07:09:51,927 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:09:51,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2863.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 77.7MB in the beginning and 90.9MB in the end (delta: -13.2MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2022-11-19 07:09:51,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2863.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 77.7MB in the beginning and 90.9MB in the end (delta: -13.2MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk 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